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August 17th, 2016

Whidden on Winning at Long Range: Part 1 — The Wind

Camp Perry John Whidden Wind Reading Long Range Championship

John Whidden of Whidden Gunworks won his fourth Long Range National Championship at Camp Perry this month. In this article, the first of a three-part series on Long Range competition, John shares his thoughts on wind strategies and keeping one’s composure in pressure situations. John tells us Camp Perry was very challenging this year: “The 2016 Long Range Championship will go down in my memory as one with quick wind changes that made it very easy to shoot a 9.”

How to Win at Long Range Shooting
(Or at least what worked at the 2016 National Championships)

by John Whidden, 2016 National Long Range Champion
The NRA Long Range National Championships at Camp Perry Ohio are now in the history books and the competitors are home and reflecting on what they could have done to improve their score. I think anyone who has ever competed always knows they could have done even better if they had changed this detail or that aspect. This is the case regardless of where a shooter places in the standings, even for the winners.

John Whidden National Long Range Championship Camp Perry 2016 Wind Reading

This year the winds were reasonably tough. We mostly have either headwinds or winds from the 2-3 O’clock positions with speeds often in the 9-11 mph range. The changes came quickly and we had to be on our toes. Fortunately the course of fire allows the shooters some options. For the 1000-yard matches, we typically have 33 minutes for preparation, an unlimited number of sighter shots, and then 20 shots for record. Many shooters will shoot about 3-5 sighters and complete the task in about 15 minutes.

The 2016 Long Range Championship was definitely a match where you had to fight for every point during the whole event.

In preparation for shooting by watching the wind, I realized that the quick changes were going to add to the difficulty. Given the conditions, I chose a strategy of choosing only one condition to shoot in and waiting during any changes away from my desired condition. This plan meant that I would have to be very patient and plan to use all of my 33 minutes allotted time if needed.

The sun was shining for most of the matches so we had mirage to look at. There are plenty of flags at Camp Perry and I was glad for them!

As the wind speeds get higher I think a shooter should study the appearance of the flags. Some people look at the flag, and some really LOOK at the flags. The difference is observing things like how many ripples are in the flag, how far the flag stands off the pole, the angle of the flag in a headwind or tailwind, and how high the tip of the flag is relative to where the flag is attached to the pole. These details make all of the difference.

Time Management and Patience
Patience in wind reading can be a virtue. Choosing a condition and being patient has probably yielded more success in my long range wind reading than any other method. It’s not the only way to go, but on a day when you have time available and patience on your side it can yield a win! It should be obvious now that keeping a timer and managing the available time along with the number of shots remaining is an important part of this.

John Whidden National Long Range Championship Camp Perry 2016 Wind Reading
John Whidden National Long Range Championship Camp Perry 2016 Wind Reading

Permalink Competition, Shooting Skills 1 Comment »
April 17th, 2016

Brain Trust: Emil Praslick Offers Advice on Wind Reading

Emil Praslick USAMUTo succeed in long-range shooting matches, given the high level of competition these days, you’ll need solid wind-reading abilities. We’ve found an article by SFC Emil Praslick III, retired USAMU Service Rifle coach and U.S. Palma Team Coach, that can help you make better wind calls in competition.

Emil Praslick, now retired from the U.S. Army, is considered one of the best wind gurus in the United States, if not the world. During his service with the USAMU he authored an excellent two-part article on wind reading that is available on the CMP (Civilian Marksmanship Program) website. Both articles contain helpful illustrations, and are “must-read” resources for any long-range shooter–not just Service Rifle and Highpower competitors.

Click to Read Articles:

Reading the Wind (Part One) | Reading the Wind (Part Two)

Part One covers basic principles, tactics, and strategies, with a focus on the 200-yard stages. Emil writes: “There are as many dimensions to ‘wind reading’ as there are stages to High Power competition. Your tactical mindset, or philosophy, must be different for the 200 and 300 yard rapid-fire stages than it would be for the 600 yard slow-fire. In the slow-fire stages you have the ability to adjust windage from shot to shot, utilizing the location of the previous shot as an indicator. Additionally, a change to the existing conditions can be identified and adjusted for prior to shooting the next shot.”

In Part Two, Praslick provides more detailed explanations of the key principles of wind zeros, wind reading, and the “Clock System” for determining wind values: “The Value of the wind is as important as its speed when deciding the proper windage to place on the rifle. A 10 MPH wind from ’12 o-clock’ has No Value, hence it will not effect the flight of the bullet. A 10 MPH wind from ‘3 o’clock’, however, would be classified as Full Value. Failure to correct for a Full Value wind will surely result in a less than desirable result.”

USAMU Praslick wind clock

Praslick also explains how to identify and evaluate mirage:

Determine the accuracy of the mirage. Mirage is the reflection of light through layers of air that have different temperatures than the ground. These layers are blown by the wind and can be monitored to detect wind direction and speed.

Focus your scope midway between yourself and the target, this will make mirage appear more prominent. I must emphasize the importance of experience when using mirage as a wind-reading tool. The best way to become proficient in the use of mirage is to correlate its appearance to a known condition. Using this as a baseline, changes in mirage can be equated to changes in the value of the wind. Above all, you must practice this skill!

Click HERE for more excellent instructional articles by Emil Praslick and other USAMU Coaches and shooters.

Permalink - Articles, Competition, Shooting Skills 1 Comment »
February 11th, 2016

Three National Champions Reveal How to Read the Wind

Blast from the Past: As we get set up in Phoenix for the 2016 Berger Southwest Nationals, we thought we’d revisit one of our more interesting features from a few years back. At the 2010 SHOT Show, we had the unique opportunity to corner three “superstars” of High Power shooting, and solicit their wind-reading secrets. Carl Bernosky, David Tubb, and John Whidden all shared some championship-caliber wind wisdom in video interviews. If you shoot competitively, you’ll want to watch these videos. David’s video is worth watching twice because some of the key points he makes go by pretty quickly.

In the three videos below (in alphabetical order), Carl Bernosky (10-Time Nat’l High Power Champion), David Tubb (11-time Nat’l High Power Champion and 7-time Nat’l Long-Range Champion), and John Whidden (2-Time Nat’l High Power Long-Range Champion) shared some of the wind-doping strategies that have carried them to victory in the nation’s most competitive shooting matches. This is GOLD folks… no matter what your discipline — be it short-range Benchrest or Long-Range High Power — watch these videos for valuable insights that can help you shoot more accurately, and post higher scores, in all wind conditions.

YouTube Preview Image YouTube Preview Image YouTube Preview Image

We were very fortunate to have these three extraordinarily gifted champions reveal their “winning ways”. These guys REALLY know their stuff. I thought to myself: “Wow, this is how a baseball fan might feel if he could assemble Babe Ruth, Hank Aaron, and Ted Williams in the same room, and have them each reveal their hitting secrets.” Editor’s Note: These interviews were conducted before Bernosky and Tubb won their most recent National Championships.

Permalink - Videos, Shooting Skills No Comments »
January 30th, 2016

Wind Reading Resources from JarHeadTop’s M.Sgt. Jim Owens

Readers often ask for a good, authoritative resource on doping the wind and reading mirage. Many Forum members recommended M.Sgt. Jim Owens’ Wind-Reading Guide. With 22 sets of wind charts, this is offered for $14.95 as a printed book or $12.95 in CD format. Owens’ Reading the Wind and Coaching Techniques clearly explains how to gauge wind speeds and angles. Owens, a well-known High Power coach and creator of Jarheadtop.com, offers a simple system for ascertaining wind value based on speed and angle. The CD also explains how to read mirage — a vital skill for long-range shooters. In many situations, reading the mirage may be just as important as watching the wind flags. Owens’ $12.95 CD provides wind-reading strategies that can be applied by coaches as well as individual shooters.

As a separate product, Owens offers a Reading the Wind DVD for $29.95. This is different than the $12.95 CD. It is more like an interactive class.

Played straight through, the DVD offers about 75 minutes of instruction. M.Sgt. Owens says “You will learn more in an hour and fifteen minutes than the host learned in fifteen years in the Marine Corps shooting program. This is a wind class you can attend again and again. [It provides] a simple system for judging the speed, direction and value of the wind.” The DVD also covers mirage reading, wind strategies, bullet BC and more.

Permalink - Videos, Shooting Skills No Comments »
August 24th, 2015

Long Range Shooting Error — Why People Miss

Bryan Litz Applied Ballistics Long Range Shooting Error Wind Call Kestrel Laser Rangefinder

Applied Ballistics has created a new series of YouTube videos about precision long range shooting. Featuring ace long-range shooter and professional ballistician Bryan Litz, these videos address various topics of interest to long-range marksmen. In this week’s video, the second in the series, Bryan Litz examines the most common causes of ballistics shooting errors at Long Range.

Watch Applied Ballistics Video about Common Mistakes in Long Range Shooting:

Bryan Litz of Applied Ballistics often hears the question: “What are the main reasons people miss their target at long range?” To answer that question, in this video, Bryan explains the most important variables in Long Range shooting. Bryan says: “Probably the number one thing is range — you have to have a [precise] range to your target because your bullet is dropping, and to hit the target you need to correct for bullet drop.” Distance may be indicated on the target bay (or berm), but for open ranges you should ascertain distance-to-target with a quality laser rangefinder. Even when the distance to target is shown with a sign or marker, you may want to confirm the distance with your rangefinder. (You may be surprised — we’ve seen marked target distances at commercial ranges off by 25+ yards!) Bryan says: “Get a good laser range to the target and you’ll be within a couple yards”.

Bryan Litz Applied Ballistics Long Range Shooting Error Wind Call Kestrel Laser Rangefinder

After distance to target, the most important variable is the wind. This is the most challenging factor because the wind is constantly changing. Bryan explains: “After 300 or 400 yards, the wind [will] move your shots off the target if you don’t correct for it. The best way to account for the wind is to measure it at your location with a Kestrel. The Kestrel can give you the speed and direction of the wind at your location, which can baseline your wind call for your long-range shot.” Bryan acknowledges that there will still be variables: “The wind isn’t always blowing the same downrange as at your location… and the wind is always changing”. Bryan notes that you need to account for variances in wind between the time you gauge the wind angle and velocity and the time you actually you take your shot.

Permalink - Videos, Shooting Skills 11 Comments »
February 17th, 2015

Brain Teaser: Do You Know the Rule of the Square?

wind drift wind reading 6mmbr rule of the squareHorizontal Wind-Drift vs. Distance
OK, here’s a challenge question for you.
Let’s see if you get it right.

Q: If the wind is blowing 10 mph from 9 o’clock and if my horizontal wind deflection is 0.7 inches at 100 yards, what is the horizontal drift at 1000 yards?

You may be thinking, “Well, since the target is ten times more distant, the wind-drift should be around 7 inches, maybe a little more since the bullet will be slowing down.” That sounds reasonable, right?

WRONG.

As you move from near to far, the increase in lateral deflection (from a 90° crosswind) is (roughly speaking) a function of the square of the multiple of distance. If your target is two times farther away, you use the square of two, namely four. If your target is five times farther away, you use the square of five, or twenty-five. In this example, the increased wind drift (from 100 to 1000 yards) is at least 0.7″ times (10 X 10) — over 70 inches (give or take a few inches depending on bullet type). We call that the Rule of the Square. This Rule lets you make a quick approximation of the windage correction needed at any yardage.

Precision Shooting and the Rule of the Square
I was going through some back issues of Precision Shooting Magazine and found many references to the Rule of the Square. This made me curious — I wondered how well the Rule really stacked up against modern ballistics programs. Accordingly, I ran some examples through the JBM Ballistics Trajectory Calculator, one of the best web-based ballistics programs. To my surprise, the Rule of the Square does a pretty good job of describing things.

EXAMPLE ONE — .308 Win (100 to 400 Yards)
For a 168gr Sierra MK (.308), leaving the muzzle at 2700 fps, the JBM-predicted values* are as follows, with a 10 mph, 9 o’clock crosswind (at sea level, 65° F, Litz G7 BC):

Drift at 100: 0.8 MOA (0.8″)
Drift at 200: 1.6 MOA (3.3″)
Drift at 400: 3.4 MOA (14.4″)

Here you can see how the Rule of the Square works. The rule says our drift at 200 yards should be about FOUR times the drift at 100. It the example above, 0.8″ times 4 is 3.2″, pretty darn close to the JBM prediction of 3.3″. Quoting Precision Shooting: “Note that the deflections at 100 yards are typically a quarter of those at 200; lateral deflections increase as the square of the range”. Precision Shooting, June 2000, p. 16.

EXAMPLE TWO — .284 Win (100 to 1000 Yards)
For a .284 Win load, with the slippery Berger 180gr Target Hybrids, the Rule of the Square still works. Here we’ll input a 2750 fps velocity, Litz G7 BC, 10 mph, 9 o’clock crosswind, (same 65° temp at sea level). With these variables, JBM predicts:

Drift at 100: 0.5 MOA (0.5″)
Drift at 500: 2.5 MOA (13.3″)
Drift at 1000: 5.9 MOA (61.3″)

Again, even with a higher BC bullet, at 1000 yards we end up with something reasonably close to the 100-yard deflection (i.e. 0.5″) multiplied by (10×10), i.e. 50 inches. The Rule of the Square alerts you to the fact that the effects of crosswinds are MUCH greater at very long range. In this example, our JBM-calculated drift at 1000 is 61.3″ — that’s over 100 times the 100-yard lateral drift, even though the distance has only increased 10 times.

Note that, even with a 5 mph 90° sidewind, the “Rule of the Square” still applies. The 1000-yard lateral deflection in inches is still over 100 times the lateral deflection at 100 yards.


Why This All Matters (Even in the Age of Smartphones)
wind drift wind reading 6mmbr rule of the squareNow, some would say, “Why Should I Care About the Rule of the Square? My iPhone has a Ballistics App that does all my thinking for me”. Fair enough, but knowledge of this basic Rule of the Square enables a shooter to make an informed guess about necessary windage even without a come-up sheet, as long as he knows the distance AND can fire a sighter at 100 or 200 yards as a baseline.

For example, if I see empirically that I need 1″ windage correction at 100 yards, then I know that at 600 yards I need at least roughly (6 x 6 x 1″) or 36 total inches of drift correction, or 6 MOA. (To be precise, 1 MOA = 1.047″ at 100 yards). I can figure that out instantly, even without a ballistics chart, and even if my Smartphone’s battery is dead.

*Values shown are as displayed on the JBM-figured trajectory tables. The numbers can be slightly imprecise because JBM rounds off to one decimal place for both inches and MOA.

Permalink Shooting Skills, Tech Tip 2 Comments »
January 22nd, 2015

Plug-in Turbine Turns Your Smart Phone into a Wind Meter

weatherflow wind meter anemometer wind gauge turbine smart phone iphone app

Gear Report by Kip Staton
Shooters in the market for an accurate anemometer that doesn’t break the bank need to take a hard look at the WeatherFlow Wind Meter, which retails on Amazon.com for just $34.95. Even though it is inexpensive, owner reviews have been overwhelmingly postive (so long as the software is compatible with your device). One Amazon reviewer says the WeatherFlow measures wind velocity as accurately as his expensive Kestrel.

A big part of the reason the WeatherFlow Wind Meter is so inexpensive is that you’ve probably already got the brains of the system in your pocket. Yes, it connects to and communicates with any standard smartphone or tablet, in either iOS or Android flavors. Users simply download the free WeatherFlow Wind Meter app to their smart device, insert the anemometer into the headphone jack, and can immediately start measuring the wind.

weatherflow wind meter anemometer wind gauge turbine smart phone iphone app

weatherflow wind meter anemometer wind gauge turbine smart phone iphone appOf course, the first question any serious shooter will ask is “How accurate is this thing?” Pretty dang accurate, as it turns out. The device was calibrated by the University of Florida’s Aerospace Engineering Department, and the unique design allows it to consistently report to within a half a percentage point of the true wind value, even if the breeze is up to 15 degrees off-axis to the meter.

Wind speeds are measurable from as slow as two miles per hour to as high as 125 MPH. The Wind Meter outputs average, lull, and gusts windspeed data to your phone, with velocities indicated in 0.1 MPH increments. Furthermore, a hard-sided protective case is included for safe transportation.

Naturally, since the WeatherFlow Wind Meter is App-based, it’s connectable to a variety of social media websites and distribution sources. This makes saving and sharing information about climate conditions a breeze.

About the Writer
Kip Staton is a freelance gun writer based in North Texas, and loves to blog about news within the firearms industry and his perceptions on marksmanship at KipStaton.com. He served as the weekend range manager of the North Texas Shooter’s Association from 2010-2012, at which point he began performing sales consultations for a major online firearms retailer. Currently, Kip is a content marketer, copywriter and digital strategist for an award-winning Dallas marketing agency.

To read more gear reviews by Kip, visit KipStaton.com.

Permalink Gear Review, New Product 3 Comments »
November 6th, 2014

Riding the Wave — Wind-Reading Advice from Mr. Salazar

German Salazar wind readingIn response to questions from a fellow F-Class shooter, German Salazar offered some expert advice in an article entitled: Basics: A Few Wind Reading Tips. Here are highlights from that essay. You can read the entire article on German’s Rifleman’s Journal Website. German cautions that: “I certainly am not attempting to make this short item into a comprehensive lesson in wind reading, but there may be a nugget or two in here for the newer shooter. There is, however, no substitute for range time and coaching.”

Preliminary Matters — Holding Off vs. Knob-Turning
Let’s begin by eliminating one topic altogether — I realize that the predominant method of wind correction in F-Class is holding-off with the crosshairs of your scope rather than adjusting the windage knob. I am a firm believer in aiming at the center and turning the knob as needed, but we’ll leave that for another time and focus on seeing what the wind is doing.

The Wave — Wind Cycles and Shot Timing
I find that most shooters begin to shoot immediately when the time commences rather than waiting for an appropriate moment in the cycle, this often leads to lost points early on. If you’ve been scoring prior to shooting, hopefully you’ve observing the flags and your shooter’s shot placement. It’s a very useful way of gaining some insight into the day’s wind patterns before shooting.

German Salazar wind readingMy technique is based on the understanding of wind as a cyclical wave motion. That statement alone should give you plenty to think about[.] Imagine for a moment, a surfer. He waits for a gentle swell, gets moving on it and rides it through it’s growth and ultimately its crescendo and hopefully avoids being swallowed in its crash. Wind typically behaves in the same fashion as that wave and a smart shooter behaves as does the surfer — get on early in the wave, ride through the major change and get off at the right moment. Knowing when to stop shooting is every bit as important as shooting quickly through the predictable portion of the wave; getting back on to the next wave is a matter of delicate judgment and timing.

When you are on that rising (or falling) wave, the idea is to shoot very quickly to minimize the amount of change between shots and to make a small adjustment on each shot. Too many shooters waste time trying to analyze the exact amount of the change, by which time it has changed even more! Get on with it, click or hold over a set amount and fire the next shot quickly. This is the foundation of how I shoot and it is very effective as long as you know when to start, when to stop and you have a good man working the target – a slow marker is the death of this method.

Watch Shots from Other Shooters
We all watch the wind flags, of course, and the trees if your range is so blessed (ours are fairly barren), and many other small wind indicators. Watching the shots of your fellow shooter can also be a very useful tool and should be observed whenever possible. When a good shooter next to you comes up with a poor shot, it should signal you to stop and reassess conditions as they may not be what they appear.

German Salazar wind reading

While scoring for another shooter, take a moment to scan the line of targets. You’ll be surprised at how most of the shot markers move in unison to one side and then the other. The sad truth is that most shooters are behind the changes in the wind and they will get carried to either side of the bull as the wind changes. You’ll see this in the targets as they come up, and once learned, you’ll find that the line of targets is as useful as another row of flags.

Permalink - Articles, Shooting Skills No Comments »
October 18th, 2014

Video Introduction to Wind-Reading with Sniper’s Hide Boss

Frank Galli (aka “Lowlight”), the head honcho of Sniper’s Hide, has created a good 15-minute wind-reading video for the Scout web network. This video, a segment from the Sniper’s Hide Day One DVD, covers many of the important basics of wind reading. It’s a helpful introduction for those getting started in long-range rifle shooting.

Click Image to Go to Video Playback Page:
lowlight snipers hide wind reading video

Quote 1: “On the range, people describe the wind as the Great Equalizer. Next to your drop, drift from wind is the second most important consideration for the long range precision rifle shooter. Unlike drop, which is predictable, the wind is a constantly changing factor.”

Quote 2: “Wind is like water. It’s important to understand how terrain will effect the wind, how it will change the direction, velocity and consistency. It’s responsible for turbulence, it’s responsible for unseen changes that will throw our shot off. Wind will ebb and flow just like waves crashing on the beach. We need to understand the frequency and velocity of each wave.”

CLICK HERE to Watch Wind-Reading Video.

Permalink - Videos, Tactical 3 Comments »
June 5th, 2014

Windmeter with Rotating Head Shows 90° Crosswind Values

The new-for-2014 Caldwell Crosswind Professional Wind Meter does much more than measure wind velocity. Along with Current Wind Speed, this device will measure and display: Average Wind Speed, Max Wind Gust, Temperature, Station Pressure, Barometric Pressure, Altitude, Density Altitude and even Wind Chill factor. Select among mph, ft/min, km/h, m/s, or knots for the wind speed units.

Caldwell crosswind wind meter

The swiveling impeller head (set parallel to barrel) allows you to determine an interpolated 90° crosswind value to use in your ballistics calculations. This eliminates a lot of guesswork.

You might say, “Why do I need a rotating head, I can just turn the whole wind meter to align the impeller axis with the wind?” Yes you can, but then you merely get a raw speed value, and you have to guesstimate the wind angle, and then calculate your actual windage correction based on the vector.

The rotating impeller ring on the Caldwell simplifies the job of calculating windage. The swivel head is designed to show an effective 90-degree crosswind value, no matter what the actual wind direction. Here’s how it works. Hold the unit with the display screen facing you. Then rotate the impeller head until it aligns with the barrel axis (bullet line of flight). The plastic shell surrounding the impeller is specifically designed so that the blades will spin faster or slower depending on the true wind angle. This allows the unit to estimate the effective 90-degree crosswind value (for your ballistics program). Pretty clever eh? See diagram to understand how this works:

Caldwell crosswind wind meter

This unit comes complete with rotating anemometer head, protective holster case, and one CR2032 battery. The unit has an auto “Power-Off” feature to preserve battery life. There is also a “Data Hold” function plus an LCD Backlight. NOTE: When figuring effective 90° crosswind values, Caldwell recommends using Average Wind Speed mode rather than Current Wind Speed.

Caldwell crosswind wind meter

Permalink Gear Review, New Product 2 Comments »