Hail, Niobrara
- When
- August 3, 1:53 PM MST to 1:55 PM MST
- Where
- Niobrara County, 42 mi N of Lusk
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.367, -104.450
Hail in Wyoming, August 3, 2004
1 hail, as filed by the National Weather Service.
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 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 Cheyenne, WY wrote its last area forecast discussion before the first event at Aug 3, 1:25 PM MST, 28 minutes earlier.
Area forecast discussion, Aug 3, 1:25 PM MST, 28 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHEYENNE WY 225 PM MDT TUE AUG 3 2004 .SHORT TERM...SHORTWAVE TROF CONTINUES TO SWEEP ENE PRETTY RAPIDLY AS EVIDENT IN WV IMAGERY...WITH DRIER AIR INFILTRATING MID-LEVELS AND SHORTWAVE PASSAGE NOT COINCIDENT WITH PEAK HEATING...FEEL BEST CHANCE OF CONVECTIVE ACTIVITY WILL BE FAR ENE PARTS OF CWA...12Z MODEL RUNS AGREE WITH THIS AS WELL...QUIET TONIGHT WITH ANY CONVECTION QUICKLY MOVING OUT OF AREA BY MIDNIGHT...SURFACE BOUNDARY CREEPS BACK INTO EASTERN CWA OVERNIGHT SWINGING SFC WINDS AROUND TO THE EAST...CANT RULE OUT SOME PATCHY FOG DEVELOPING OVER PARTS OF PANHANDLE OVERNIGHT...FOG/LOW CLOUDS BURNING OFF IN THE MORNING AND WITH UPSLOPE FLOW...SLIGHTLY COOLER TOMORROW ESPECIALLY NE PANHANDLE..BEEFED UP POPS TOMORROW AFTERNOON OVER SNOWY AND LARAMIE RANGE DUE TO STATUS QUO OVER THE PAST SEVERAL DAYS IN THOSE REGIONS. .LONG TERM...UPPER RIDGE SLOWLY EDGES EAST INTO THE PLAINS THURSDAY AND FRIDAY WHILE FLATTENING SOME AS SHORTWAVE ENERGY RIDES OVER IT. WILL KEEP CHANCES FOR MAINLY DIURNAL TYPE CONVECTION GOING AS THESE WAVES PASS ACROSS AND ACT UPON SOME INSTABILITY. OVER THE WEEKEND UPPER LOW MOVES ACROSS SRN CANADA AND DRAGS COLD FRONT S ACROSS THE CWA BY SUNDAY SO COOLER TEMPS IN THE OFFING FOR THAT TIME ALONG WITH CONTINUED CHC FOR PCPN. SFC HIGH BUILDS S ACROSS THE CWA LT SUNDAY INTO EARLY NEXT WEEK WHICH SHOULD DRY OUT THE AIRMASS SO WILL MAINTAIN A DRY FCST EARLY NEXT WEEK UNDER NW UPPER FLOW. .CYS WATCHES/WARNINGS/ADVISORIES... WY...NONE. NE...NONE. DEMKO/RE
Hazardous weather outlook, Aug 3, 9:21 AM MST, 4 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE CHEYENNE WY 1021 AM MDT TUE AUG 3 2004 NEZ001>003-019>021-054-055-WYZ059>070-041145- BANNER-BOX BUTTE-CHEYENNE-CHEYENNE FOOTHILLS-CONVERSE-DAWES-GOSHEN- KIMBALL-LARAMIE RANGE-LARAMIE VALLEY-MORRILL-NIOBRARA-NORTH CARBON- NORTH LARAMIE RANGE-PINE BLUFFS-PLATTE-SCOTTS BLUFF-SIOUX- SNOWY RANGE-SOUTHWEST CARBON- INCLUDING THE CITIES OF...ALLIANCE...CHADRON...CHEYENNE...DOUGLAS... KIMBALL...LARAMIE...LUSK...RAWLINS...SCOTTSBLUFF...SIDNEY... TORRINGTON AND WHEATLAND 1021 AM MDT TUE AUG 3 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEASTERN WYOMING AND THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TODAY AND TONIGHT STRONG WIND GUSTS...SMALL HAIL AND BRIEF HEAVY RAINFALL MAY OCCUR IN AND NEAR SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING ACROSS THE NORTHERN NEBRASKA PANHANDLE AND PARTS OF EAST CENTRAL WYOMING. GUSTY WINDS WILL ALSO BE POSSIBLE IN AND NEAR WIDELY SCATTERED THUNDERSTORMS OVER SOUTHEAST WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE. STORMS IN WYOMING WILL MAINLY OCCUR DURING THE AFTERNOON...WHILE STORMS IN THE NEBRASKA PANHANDLE MAY CONTINUE INTO EARLY EVENING. .DAY TWO THROUGH SEVEN...WEDNESDAY THROUGH SUNDAY THUNDERSTORMS ARE POSSIBLE AGAIN ON WEDNESDAY...THURSDAY AND SATURDAY. STORMS MAY BE SEVERE OVER THE NEBRASKA PANHANDLE AND ACROSS NIOBRARA COUNTY WYOMING ON WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TODAY MAINLY FROM CONVERSE AND NIOBRARA COUNTIES IN WYOMING INTO THE NORTHERN NEBRASKA PANHANDLE.
The radar
The Rapid City radar (KUDX), 155 km away, was scanning. The volume nearest the first event began at 20:51 UTC.
Event by event
1 hail. Local standard time, as filed.
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Flash Flooding in Iowa, August 3 to 4, 2004
- Flash Flooding and Hail in Wisconsin, August 3, 2004
- Hurricane and Flash Flooding in North Carolina, August 3, 2004
- Damaging Wind in Minnesota, August 3, 2004
- Damaging Wind in South Dakota, August 3, 2004
- Damaging Wind in Minnesota, August 3, 2004
- Damaging Wind in Minnesota, August 3, 2004
- Damaging Winds and Lightning Strike in Iowa, August 3, 2004
- Damaging Wind in South Dakota, August 3, 2004
- Hail and Damaging Winds in Iowa, August 3, 2004
- Lightning Strike in Maine, August 3, 2004
- Damaging Wind in New York, August 3, 2004
More
Every storm in Wyoming in 2004Every state in 2004This day in weather historyWarnings in Wyoming, August 2004
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: 5421384.