1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
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.
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 Cheyenne, WY wrote its last area forecast discussion before the first event at Jul 26, 12:20 PM MST, 7 hours 36 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHEYENNE WY 120 PM MDT SAT JUL 26 2003 18Z SFC ANALYSIS SHOWS COLD FRONT IN COLORADO ALREADY WITH LIGHT NORTH TO NORTHEAST SURFACE WINDS. CHEYENNE 88D VAD WIND PROFILER SHOWS LIGHT EAST WINDS IN LOWEST 4000 FT...WITH CROSS OVER TO LIGHT WEST WINDS ABOVE THAT. A FEW STORMS HAVE ALREADY FORMED DURING THE EARLY AFTERNOON...THOUGH THEY HAVE BEEN SHORT LIVED AND VISUALLY APPEAR TO BE SMALL SO FAR. MAIN SHORT WAVE TROF ALREADY IN CENTRAL PART OF THE NEBRASKA PANHANDLE AND MOVING AWAY. THAT APPEARS TO BE ONE REASON FOR STORMS TO BE FAIRLY WELL BEHAVED. THINK THAT INSTABILITY HAS BEEN HELD IN CHECK BY WARM TEMPERATURES ALOFT AND SOMEWHAT COOLER TEMPERATURES AT LOW LEVELS...THOUGH INCREASED SURFACE DEWPOINTS MAY JUST BE ENOUGH TO OFFSET COOLER TEMPS. WILL CONTINUE SCATTERED SHOWERS AND EVENING THUNDERSTORMS MOST AREAS IN TONIGHTS FORECAST. HAVE INCREASED LOW TEMPS JUST A TAD BASED ON UPSTREAM VALUES THIS MORNING AND EXPECTED CLOUD COVER. SHORTWAVE TROF VISIBILE ON WATER VAPOR SATELLITE IMAGERY OVER NV/ID THIS AFTERNOON SHOULD BE APPROACHING FORECAST AREA ON SUNDAY...SO ANOTHER CHANCE OF SHOWERS AND LATE DAY THUNDERSTORMS. TEMPERATURES COOLER ON SUNDAY THAN TODAY...AND SHOULD BE HELD IN THE 70S/80S AT LOWER ELEVATIONS. IN LATER PDS...SOME LINGERING SHWRS AROUND SUN EVNG...WITH CLDS HANGING AROUND INTO MON MRNG...THEN DECRSG CLDS FROM N TO S ACRS THE AREA AS DRIER NW FLOW ALOFT SPREADS IN. HAVE KEPT A TOKEN 10% POP FOR MON AND TUE LATE DAY ISOLD SHWRS/TSTMS BASED ON SOME INSTBLTY AND PERHAPS POCKETS OF LINGERING MID LVL MSTR. ETA SHOWS THE NEXT UPR TROF DIGGING SEWD INTO THE UPR MIDWEST ON TUE A BIT STGR THAN AVN...WITH ITS ASSOCD CDFNT MOVG A LTL FURTHER S INTO THE NRN PARTS OF THE AREA. ETA ALSO HAS SOME PCPN WITH THIS FTR WHILE AVN DRY... ANOTHER REASON TO AT LEAST HANG ON TO 10% POPS. BY WED INTO THU...SHOULD BE MAINLY DRY AS THE PERSISTENT UPR HIGH STARTS MIGRATING EWD AGAIN. WILL PROBABLY BE SOME MSTR WORKING BACK INTO THE REGION THU AFTN/EVNG...WITH GFS SHOWING A BETTER AMT MOVING IN ON FRI INTO SAT...SO WILL HAVE 20-30% LATE DAY POPS THOSE DAYS. TEMPS GRADUALLY WARM UP MON-WED...THEN BACK TO SEMI-HOT AGAIN FOR THU THRU SAT. .CYS... WY...NONE. NE...NONE.
NEZ001>003-019>021-054-055-WYZ059>070-271130- HAZARDOUS WEATHER OUTLOOK...UPDATED/CORRECTED NATIONAL WEATHER SERVICE CHEYENNE WY 257 PM MDT SAT JUL 26 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEASTERN WYOMING AND THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TODAY AND TONIGHT SCATTERED THUNDERSTORMS...A FEW CAPABLE OF PRODUCING VERY HEAVY RAIN...LARGE AMOUNTS OF SMALL HAIL AND WIND GUSTS UP TO 50 MPH...WILL SPREAD FROM THE LARAMIE VALLEY ACROSS THE LARAMIE RANGE. THE STORMS SHOULD WEAKEN A LITTLE AS THEY MOVE ACROSS THE SOUTHEAST WYOMING PLAINS AND WESTERN NEBRASKA PANHANDLE DURING THE EVENING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. COOLER AIR WILL SPREAD ACROSS THE REGION SUNDAY WITH UPSLOPE FLOW CONTINUING THE CHANCE FOR SHOWERS AND THUNDERSTORMS. ON MONDAY DRIER AIR WILL RETURN TO THE REGION AS NORTHWESTERLY UPPER LEVEL WINDS DEVELOP WITH DRY AND SEASONABLE CONDITIONS EXPECTED THROUGH NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FROM THE LARAMIE VALLEY EASTWARD INTO THE SOUTHWEST CORNER OF THE NEBRASKA PANHANDLE THIS AFTERNOON AND EVENING. SPOTTER ACTIVITATION IS NOT EXPECTED ELSEWHERE. BANN
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
0610 PM MDT SAT JUL 26 2003
TIME(MDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0416 PM 22 W CHEYENNE WY 0.75 IN HAIL
07/26/03 LARAMIE
RGBThe Cheyenne radar (KCYS), 153 km away, was scanning. The volume nearest the first event began at 02:53 UTC.
1 thunderstorm wind. Local standard time, as filed.
Wind gusts up to 65 mph damaged trees and blew down power lines in Bridgeport, NE.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nebraska in 2003Every state in 2003This day in weather historyWarnings in Nebraska, July 2003
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: 5368843.