Alert archive / Nebraska / Flash Flood Warnings in 1996
Flash Flood Warning 2, NWS Cheyenne, WY
NWS Cheyenne, WY issued this flash flood warning at Jul 4, 1996, 6:58 PM MDT for Dawes County, Nebraska. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 4, 1996, 6:58 PM MDT (00:58 UTC)
- Expired
- Jul 4, 1996, 11:00 PM MDT
- In force
- 4 hr
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Dawes County, NE
The radar
The Rapid City radar (KUDX), 158 km from the middle of the area, began a volume at 00:58 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 1.0 hours before the alert went out and 152 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1267 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 2259 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCYS 050059 FFWCYS NEC045-050500- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOODING WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 658 PM MDT THU JUL 4 1996 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FLASH FLOODING WARNING EFFECTIVE UNTIL 1100 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN THE NEBRASKA PANHANDLE ...SOUTHWESTERN DAWES COUNTY AT 656 PM...CHEYENNE RADAR INDICATED THAT UP TO FOUR INCHES OF RAIN HAD FALLEN OVER THE PAST ONE TO TWO HOURS 10 MILES SOUTHEAST OF FORT ROBINSON IN DAWES COUNTY NEBRASKA. FLASH FLOODING IS POSSIBLE IN THE AREA OF NEBRASKA NATIONAL FOREST AND THE TOWNS OF CRAWFORD AND FORT ROBINSON AND ALONG THE WHITE RIVER OVER THE NEXT SEVERAL HOURS. $THE STORM HAS BECOME STATIONARY AND WILL CONTINUE TO PRODUCE VERY HEAVY RAIN AND POSSIBLY SMALL HAIL AND STRONG GUSTY WINDS. DO NOT DRIVE ACROSS FLOODED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN VEHICLES. ROBINSON
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 4, 4:09 PM MDT, 2 hours 49 minutes before
NEZ020-054-042300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 408 PM MDT THU JUL 4 1996 ...THUNDERSTORMS CONTINUE OVER THE WESTERN NEBRASKA PANHANDLE... AROUND 400 PM MDT THIS AFTERNOON SHOWERS AND THUNDERSTORMS COVERED MUCH OF NORTHERN KIMBALL AND SOUTHERN BANNER COUNTIES. THEY WERE MOVING NORTHEAST AT 20 MILES AN HOUR. DANGEROUS LIGHTNING AND BRIEF HEAVY RAIN CAN BE EXPECTED WITH THESE STORMS. SMALL HAIL IS ALSO PObSSIBLE. TAKE SHELTER...INDOORS IF POSSIBLE...IF THREATENING WEATHER APPROACHES. CGB &
Special weather statement, Jul 4, 4:38 PM MDT, 2 hours 20 minutes before
NEZ001-020-054-042330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 437 PM MDT THU JUL 4 1996 ...SHOWERS AND THUNDERSTORMS ARE SPREADING ACROSS THE WESTERN NEBRASKA PANHANDLE... SHOWERS AND THUNDERSTORMS CONTINUE OVER PARTS OF THE WESTERN NEBRASKA PANHANDLE. SHORTLY AFTER 430 PM MDT...THE STRONGEST STORMS COVERED SOUTHERN BANNER AND CENTRAL AND NORTHERN KIMBALL COUNTIES. THEY WERE MOVING EAST AT 20 MILES AN HOUR. HEAVY RAIN HAS BEEN REPORTED WITH THESE STORMS. ANOTHER STORM HAS ENTERRED NORTHWEST SIOUX COUNTY...ABOUT 10 MILES NORTH OF HARRISON. IT WAS MOVING SOUTHEAST AT 20 MILES AN HOUR. IN ADDITION TO LOCAL HEAVY RAIN...DANGEROUS LIGHTNING CAN ALSO BE EXPECTED WITH THESE STORMS. TAKE SHELTER...PREFERABLY INDOORS...IF THREATENING WEATHER APPROACHES. CGB
Special weather statement, Jul 4, 4:58 PM MDT, 2 hours before
WYZ068-042345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 457 PM MDT THU JUL 4 1996 ...SHOWERS AND THUNDERSTORMS HAVE DEVELOPED IN SOUTHERN GOSHEN COUNTY... SHOWERS AND THUNDERSTORMS HAVE DEVELOPED IN SOUTHERN GOSHEN COUNTY. JUST BEFORE 500 PM MDT THE STRONGEST WAS 20 MILES SOUTHWEST OF TORRINGTON. IT WAS MOVING SOUTHEAST AT 15 MILES AN HOUR. DANGEROUS LIGHTNING AND LOCALLY HEAVY RAIN CAN BE EXPECTED WITH THESE STORMhS. TAKE SHELTER IF THREATENING WEATHER APPROACHES. WCJIN-WYSE CGB
Special weather statement, Jul 4, 5:32 PM MDT, 1 hour 26 minutes before
NEZ001-002-020-021-054-055-050015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 526 PM MDT THU JUL 4 1996 ...SHOWERS AND THUNDERSTORMS CONTINUE IN THE WESTERN NEBRASKA PANHANDLE... THUNDERSTORMS AND SHOWERS WERE PRODUCING HEAVY RAIN IN THE KIMBALL AND HARRISBURG NEB AREAS. HAIL WAS REPORTED COVERING THE GROUND ABOUT 8 MILES NORTHEAST OF HARRISBURG. SHOWERS AND THUNDERSTORMS COVERED MUCH OF SOUTHERN BANNER AND CENTRAL AND NORTHERN KIMBALL COUNTIES. THE STRONGEST WERE IN THE KIMBALL AND HARRISBURG AREAS. THESE STORMS WERE MOVING EAST AT 20 MILES AN HOUR. THEY SHOULD BE ENTERRING WESTERN CHEYENNE AND SOUTHWEST MORRILL COUNTIES WITHIN THE NEXT 30 MINUTES. DANGEROUS LIGHTNING IN ADDITION TO THE HEAVY RAIN AND SMALL HAIL WILL CONTINUE. LOCAL FLOODING IS ALSO POSSIBLE. ANOTHER BUT WEAKER STORM WAS IN NORTHERN SIOUX COUNTY. IT WAS MOVING EAST TOWARDS WESTERN DAWES COUNTY AT 20 MILES AN HOUR. TAKE SH\ELTER IF THREATENING WEATHER APPROACHES. CGB
Special weather statement, Jul 4, 5:39 PM MDT, 1 hour 19 minutes before
WYZ068-NEZ019-020-050030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 539 PM MDT THU JUL 4 1996 ...THUNDERSTORMS CONTINUE OVER SOUTHERN GOSHEN COUNTY... AROUND 530 PM MDT SHOWERS AND THUNDERSTORMS WERE OVER SOUTHERN GOSHEN COUNTY. THE STRONGEST WAS NEAR HAWK SPRINGS...MOVING EAST AT 20 MILES AN HOUR. STRONG WINDS AND HEAVY RAIN WERE REPORTED WITH THIS STORM. AT ITS PRESENT RATE OF MOVEMENT...IT SHOULD ENTER WESTERN SCOTrTS BLUFF COUNTY AROUND 600 PM MDT. IT THREATENING WEATHER APPROACHES...TAKE SHELTER. IN ADDITION TO LOCALLY HEAVY RAIN...THUNDERSTORMS ALSO PRODUCE DANGEROUS LIGHTNING. WCJIN-WYSE CGB
Special weather statement, Jul 4, 6:32 PM MDT, 26 minutes before
NEZ001-002-003-019-020-021-054-055-050130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 632 PM MDT THU JUL 4 1996 ...A FEW STRONG THUNDERSTORMS STILL OVER NEBRASKA PANHANDLE... AT 625PM DOPPLER RADAR SHOWED SEVERAL STRONG THUNDERSTORMS OVER THE NEBRASKA PANHANDLE. ONE STORM WAS JUST SOUTHEAST OF FT. ROBINSON IN SOUTHWEST DAWES COUNTY. ANOTHER STORM WAS 10 MILES SOUTHWEST OF SCOTTSBLUFF. A THIRD STRONG STORM WAS OVER THE SOUTHWEST CORNER OF CHEYENNE COUNTY. THE STORMS WERE MOVING TO THE SOUTHEAST AT 20 TO 25 MILES AN HOUR. BRIEF HEAVY RAIN...STRONG WINDS AND ALOT OF SMALL HAIL HAS BEEN REPORTED WITH THE STRONGEST STORMS. RADAR PRECIPITATION ESTIMATES RANGE FROM ONE TO ONE AND A HALF INCHES PER HOUR. FLOODING OF FIELDS AND OTHER LOW LYING AREAS WAS REPORTED IN THE KIMBALL AREA AT 615PM. OTHER LIGHTER THUNDERSTORMS WERE SCATTERED OVER THE NEBRASKA PANHANDLE. COX
Nearby
Flash Flood Warnings in Nebraska, 1996Every flash flood warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.