Thunderstorm Wind, Crook
- When
- July 25, 1:10 AM MST
- Where
- Crook County, 4.56 mi SE of Sundance
- Measured
- 65 kt (75 mph) measured gust
- Reported by
- Trained Spotter
- Coordinates
- 44.356, -104.327
Damaging Wind in Wyoming, July 25, 2013
A thunderstorm produced 75 mph wind gusts in the Sundance area.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS UNR wrote it up.
A thunderstorm produced 75 mph wind gusts in the Sundance area.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Rapid City, SD wrote its last area forecast discussion before the first event at Jul 24, 9:27 PM MST, 3 hours 43 minutes earlier.
Area forecast discussion, Jul 24, 9:27 PM MST, 3 hours 43 minutes before
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY NATIONAL WEATHER SERVICE RAPID CITY SD 1027 PM MDT WED JUL 24 2013 .UPDATE... ISSUED AT 823 PM MDT WED JUL 24 2013 ISOLATED CONVECTION FROM NERN WY THROUGH THE BLKHLS HAS PRETTY MUCH DISSIPATED WITH LOSS OF INSOLATION. FOCUS TURNS TO CONVECTIVE COMPLEX CURRENTLY RACING SEWD THROUGH ERN MT. THIS ACTIVITY SHOULD ENTER INTO OUR NWRN ZONES AROUND MIDNIGHT SO HAVE BOOSTED POPS IN THAT AREA...WHILE REDUCING POPS SLIGHTLY FURTHER SOUTH. NOT MUCH INSTABILITY CURRENTLY OVER NWRN SD SO AM NOT EXPECTING TOO MUCH IN THE WAY OF SVR STORMS. && .SHORT TERM...THIS EVENING THROUGH THURSDAY NIGHT ISSUED AT 216 PM MDT WED JUL 24 2013 UPPER LEVEL ANALYSIS SHOWS BROAD RIDGING OVER THE WESTERN CONUS...WITH NORTHWEST FLOW ACROSS THE CWA. NEXT WAVE IS PUSHING IN FROM THE SOUTHWEST. SURFACE MAP HAS LOW OVER NORTHWEST COLORADO...AND HIGH PRESSURE CURRENTLY OVER WESTERN SOUTH DAKOTA. WINDS ACROSS THE AREA ARE VARIABLE UNDER MOSTLY SUNNY SKIES. A FEW CUMULUS CLOUDS HAVE POPPED UP OVER THE HILLS AND ACROSS SOUTH CENTRAL SOUTH DAKOTA...RESULTING IN A COUPLE SMALL BLIPS ON THE RADAR. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP AND MOVE INTO NORTHEASTERN WYOMING...SOUTHWESTERN SOUTH DAKOTA...AND THE SOUTHERN HILLS THIS EVENING AS THE SHORTWAVE APPROACHES THE AREA. BEST CAPE IS ACROSS SOUTH CENTRAL SOUTH DAKOTA...BUT THERE IS STILL AROUND 2000 J/KG SB CAPE ACROSS THE SOUTHWEST CWA...CO-LOCATED WITH THE STRONGEST Q-VECTOR CONVERGENCE AHEAD OF THE SHORTWAVE. WITH 0-6KM SHEAR OF 40-50 KTS...STORMS THAT DEVELOP HAVE THE POTENTIAL OF BECOMING SEVERE. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO SPREAD NORTH AND EASTWARD OVER THE AREA TONIGHT. LOWS WILL BE MAINLY IN THE 60S...WITH 50S IN THE HILLS. SHOWERS AND THUNDERSTORMS WILL CONTINUE INTO THURSDAY. A CANADIAN LOW PRESSURE SYSTEM WILL THEN DRAG A COLD FRONT THROUGH THE NORTHERN PLAINS...PUSHING THE PRECIP SOUTHWARD THROUGHOUT THE DAY. ALTHOUGH SHEAR WILL NOT BE AS STRONG...WOULD NOT RULE OUT AN ISOLATED SEVERE STORM. TEMPERATURES MAY BE A LITTLE TRICKY WITH THE FRONT MOVING THROUGH...BUT HIGHS WILL RANGE FROM THE UPPER 70S TO UPPER 80S...COOLER IN THE NORTH. LOWS THURSDAY NIGHT WILL BE MAINLY IN THE 50S...AND SOME AREAS OF THE HILLS MAY DROP INTO THE 40S. && .LONG TERM...FRIDAY THROUGH WEDNESDAY ISSUED AT 216 PM MDT WED JUL 24 2013 PERSISTENT UPPER LEVEL RIDGE OVER THE SOUTHWESTERN CONUS AND A TROF TO THE EAST OF THE REGION WILL KEEP NORTHWESTERLY FLOW OVER THE NORTHERN PLAINS THROUGH THE WEEKEND. THE RIDGE TO THE WEST WILL LIKELY WEAKEN EARLY NEXT WEEK...ALLOWING FOR A MORE ZONAL FLOW. A SERIES OF RELATIVELY WEAK UPPER LEVEL DISTURBANCES WILL PASS OVER THE REGION THROUGH THE PERIOD AND BRING A NEAR DAILY CHANCE FOR THUNDERSTORMS...ESPECIALLY ACROSS NORTHEASTERN WY AND SOUTHWESTERN SD. THE TIMING AND TRACK OF THESE DISTURBANCES IS UNCERTAIN THIS FAR OUT...SO WILL KEEP PCPN CHANCES RATHER BROADBRUSHED AT THIS POINT... ESPECIALLY NEXT WEEK. TEMPERATURES WILL BE SLIGHTLY BELOW AVERAGE OVER THE WEEKEND...RISING TO NEAR AVERAGE LEVELS EARLY NEXT WEEK. && .AVIATION...(FOR THE 06Z TAFS THROUGH 06Z THURSDAY NIGHT) ISSUED AT 1023 PM MDT WED JUL 24 2013 SCT TSTMS ARE EXPECTED TO MOVE INTO FAR NERN WY AND NWRN SD OVERNIGHT...PRODUCING LOCAL MVFR CONDITIONS. THESE STORMS WILL THEN TRACK INTO CNTRL SD THURSDAY MORNING. A COLD FRONT WILL MOVE THROUGH THE AREA EARLY THURSDAY...WITH SOME LOCALIZED MVFR CIGS LINGERING THROUGH THE DAY BEHIND THE FRONT. && .UNR WATCHES/WARNINGS/ADVISORIES... SD...NONE. WY...NONE. && UPDATE...JOHNSON SHORT TERM...POJORLIE LONG TERM...26 AVIATION...JOHNSON
Hazardous weather outlook, Jul 24, 2:42 AM MST, 22 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RAPID CITY SD 342 AM MDT WED JUL 24 2013 SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058- 071-251400- BENNETT-BUTTE-CENTRAL BLACK HILLS-CUSTER CO PLAINS-FALL RIVER-HAAKON- HARDING-HERMOSA FOOT HILLS-JACKSON-MELLETTE-NORTHEASTERN CROOK- NORTHERN BLACK HILLS-NORTHERN CAMPBELL-NORTHERN FOOT HILLS- NORTHERN MEADE CO PLAINS-PENNINGTON CO PLAINS-PERKINS-RAPID CITY- SHANNON-SOUTHERN BLACK HILLS-SOUTHERN CAMPBELL-SOUTHERN FOOT HILLS- SOUTHERN MEADE CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-TODD-TRIPP- WESTERN CROOK-WESTON-WYOMING BLACK HILLS-ZIEBACH- 342 AM MDT (442 AM CDT) WED JUL 24 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND NORTHEASTERN WYOMING. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE THIS AFTERNOON ACROSS PARTS OF NORTHEASTERN WYOMING...THE BLACK HILLS AND SOUTHWESTERN SOUTH DAKOTA. A FEW SEVERE THUNDERSTORMS ARE POSSIBLE WITH LARGE HAIL AND DAMAGING WIND GUSTS. THERE IS A BETTER CHANCE OF THUNDERSTORMS OVER NORTHEASTERN WYOMING AND WESTERN AND CENTRAL SOUTH DAKOTA TONIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THERE IS A CHANCE OF THUNDERSTORMS OVER THE AREA EACH DAY. WIDESPREAD SEVERE THUNDERSTORMS ARE NOT EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. && STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES... OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY
In the hours before
Special weather statement, Jul 24, 11:27 PM MST, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RAPID CITY SD
1227 AM MDT THU JUL 25 2013
WYZ054-250700-
NORTHERN CAMPBELL WY-
1227 AM MDT THU JUL 25 2013
...STRONG THUNDERSTORM OVER NORTHWESTERN CAMPBELL COUNTY...
AT 1222 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 11 MILES NORTH OF RECLUSE...OR 42 MILES
SOUTHWEST OF BROADUS...MOVING SOUTHEAST AT 45 MPH.
HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THIS STORM.
LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
SPOTTED HORSE...
RECLUSE...
THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS... FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
&&
LAT...LON 4500 10601 4501 10554 4483 10520 4446 10573
4480 10603 4498 10604
TIME...MOT...LOC 0626Z 318DEG 38KT 4486 10572
JCSpecial weather statement, Jul 24, 11:48 PM MST, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RAPID CITY SD
1248 AM MDT THU JUL 25 2013
WYZ056-250715-
WESTERN CROOK WY-
1248 AM MDT THU JUL 25 2013
...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN CROOK COUNTY UNTIL
115 AM MDT...
AT 1243 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 10 MILES EAST OF LIGHTNING FLAT...OR 43 MILES
SOUTHEAST OF BROADUS...MOVING SOUTHEAST AT 25 MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 50 MPH ARE
POSSIBLE WITH THIS STORM.
LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
NEW HAVEN...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
&&
LAT...LON 4501 10489 4501 10452 4497 10443 4470 10483
4500 10510
TIME...MOT...LOC 0648Z 311DEG 24KT 4497 10478
JCSpecial weather statement, Jul 25, 1:10 AM MST, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RAPID CITY SD 210 AM MDT THU JUL 25 2013 SDZ012-073-250845- BUTTE SD-SOUTHERN MEADE CO PLAINS SD- 210 AM MDT THU JUL 25 2013 ...STRONG THUNDERSTORM OVER WESTERN MEADE AND SOUTHERN BUTTE COUNTIES... AT 206 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR NEWELL...OR 20 MILES NORTH OF DOWNTOWN STURGIS...MOVING EAST AT 20 MPH. HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... VALE... IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. && LAT...LON 4475 10315 4456 10323 4464 10352 4477 10348 TIME...MOT...LOC 0810Z 281DEG 17KT 4469 10340 JC
The radar
The Rapid City radar (KUDX), 122 km away, was scanning. The volume nearest the first event began at 08:11 UTC.
Event by event
1 thunderstorm wind. Local standard time, as filed.
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Texas, July 25, 2013
- Flash Flooding and Hail in New Mexico, July 25 to 26, 2013
- Flash Flooding and Hail in Oklahoma, July 25 to 26, 2013
- Hail and Heavy Rain in Iowa, July 25, 2013
- Hail and Damaging Wind in Wisconsin, July 25, 2013
- Hail and Damaging Wind in Minnesota, July 25, 2013
- Flash Flooding and Hail in Arizona, July 25, 2013
- Flash Flood and Hail in Nevada, July 25 to 28, 2013
- Flash Flood and Damaging Winds in Michigan, July 25 to 26, 2013
- Flash Flooding in Connecticut, July 25, 2013
- Hail and Damaging Winds in South Carolina, July 25, 2013
- Hail and Damaging Wind in Montana, July 25 to 26, 2013
More
Every storm in Wyoming in 2013Every state in 2013This day in weather historyWarnings in Wyoming, July 2013
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 466862.