1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 6, 12:06 PM MST, 9 hours 32 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHEYENNE WY 106 PM MDT THU JUL 6 2006 .SHORT TERM...TONIGHT THRU SATURDAY MORNING A RELATIVELY UNEVENTFUL PERIOD AS UPPER LEVEL RIDGING REMAINS OVER THE CWA. GENERALLY SOUTHWEST FLOW ALOFT WITH WEAK IMPULSES MOVING THROUGH THE FLOW. OBVIOUS FORECAST PROBLEM WILL BE THE TIMING OF THE DISTURBANCES AND THE CORRESPONDING CHANCES OF PRECIPITATION. FIRST CELL THIS AFTERNOON HAS DEVELOPED ON THE RADAR IN COLORADO SOUTHWEST OF KCYS WITH NORTHEAST MOVEMENT. EXPECT SOME ISOLATED TO SCATTERED SHOWERS/STORMS TO DEVELOP AFTER 21Z AND LINGER UNTIL AFTER MIDNIGHT ESPECIALLY IN THE PANHANDLE. FRIDAY WILL SEE MORE PRECIPITATION AND MODELS SHOW THE PRECIPITATION LASTING MOST OF FRIDAY NIGHT SO HAVE TRIED TO SHOW THIS IN THE GRIDS. THE MAJOR CHANGE TO THE PREVIOUS SHORT TERM FORECAST WAS KEEPING SOMEWHAT HIGHER DEW POINTS FOR MOST OF THE CWA. A LITTLE WARMER TEMPERATURES ON FRIDAY WITH SOME 90S EXPECTED IN THE PANHANDLE. .LONG TERM...FOR THIS FORECAST THE BROAD RIDGE OF HIGH PRESSURE IN THE UPPER ATMOSPHERE WILL BE OVER THE ROCKIES AND HIGH PLAINS. THE 06Z DGEX KEEPS THE RIDGE ALOFT MORE AMPLIFIED THROUGH NEXT THURSDAY THAN THE GFS AND ECMWF AS A DEEPER UPSTREAM TROUGH IS FORMED. THE RESULTING DGEX PLUME OF MID AND UPPER LEVEL MOISTURE THEN REMAINS OVER THE CWA THROUGH NEXT THURSDAY...WHILE ON THE GFS AND ECMWF THE MOISTURE IS SHUNTED TO THE SOUTH OF THE CWA BY THE MIDDLE PART OF NEXT WEEK. NCEP IS STILL LEANING TOWARD THE SOLUTION MORE SIMILAR TO THE GFS AND ECMWF AND WILL FOLLOW. AT THE SURFACE A LOW PRESSURE TROUGH WILL BE NEAR OR EAST OF THE EASTERN WYOMING BORDER FOR MOST OF THIS FORECAST PERIOD. THE TEMPERATURES FOR SATURDAY THROUGH NEXT THURSDAY WILL BE AT OR ABOVE SEASONAL NORMALS WITH THE RIDGE ALOFT IN PLACE. && .CYS WATCHES/WARNINGS/ADVISORIES... WY...NONE. NE...NONE. && SHORT TERM...GRIFFITH LONG TERM....WEILAND
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 1021 AM MDT THU JUL 6 2006 NEZ001>003-019-WYZ059-060-064-067-068-071630- SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-CONVERSE-NIOBRARA- NORTH LARAMIE RANGE-PLATTE-GOSHEN- 1021 AM MDT THU JUL 6 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE AND SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING. AN ISOLATED STRONG STORM PRODUCING NICKEL SIZE HAIL AND VERY GUSTY WINDS CANNOT BE RULED OUT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE FORECAST EACH DAY. .SPOTTER INFORMATION STATEMENT... DUE TO THE ISOLATED NATURE OF SEVERE WEATHER...SPOTTER ACTIVATION IS NOT ANTICIPATED. WYZ061>063-071630- SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE- 1021 AM MDT THU JUL 6 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND EVENING BUT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE FORECAST EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. WYZ065-066-069-070-071630- LARAMIE VALLEY-LARAMIE RANGE-CHEYENNE FOOTHILLS-PINE BLUFFS- 1021 AM MDT THU JUL 6 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND EVENING BUT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE FORECAST EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. NEZ020-021-054-055-071630- BANNER-MORRILL-KIMBALL-CHEYENNE- 1021 AM MDT THU JUL 6 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND EVENING BUT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. SEVERE DROUGHT WILL CONTINUE. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE FORECAST EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. GRIFFITH
The Cheyenne radar (KCYS), 91 km away, was scanning. The volume nearest the first event began at 04:39 UTC.
1 flash flood. Local standard time, as filed.
Heavy rain flooded the state highway 21 underpass in Kimball, with flooding also reported on propertieswest of Kimball, Neb.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nebraska in 2006Every state in 2006This day in weather historyWarnings in Nebraska, July 2006
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: 5520743.