Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 99, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 11, 1990, 3:51 PM MDT for Banner County, Nebraska. It was in force for 39 min.
The area
The counties it named.
The facts
- Issued
- Aug 11, 1990, 3:51 PM MDT (21:51 UTC)
- Expired
- Aug 11, 1990, 4:30 PM MDT
- In force
- 39 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Banner County, NE
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 9.9 hours before the alert went out and 191 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
- 56 J/kg
- Mixed-layer CIN
- -258 J/kg
- Mixed-layer LCL
- 1249 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KBFF 112151
SVRBFF
NEC007-112230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
351 PM MDT SAT AUG 11 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 430 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE PANHANDLE OF NEBRASKA
BANNER
AT 350 PM MDT...RADAR INDICATED A SEVERE THUNDERSTORM 12 MILES
NORTHWEST OF HARRISBURG...OR 20 MILES SOUTHWEST OF SCOTTSBLUFF
NEBRASKA. THE STORM WAS MOVING EAST AT 25 MILES AN HOUR.
THE CURRENT MOVEMENT OF THIS STORM WILL PLACE IT NEAR THE TOWN
OF HARRISBURG BETWEEN 400 AND 415 PM MDT.
PREPARE FOR LARGE HAIL...DAMAGING WIND...HEAVY RAIN AND DANGEROUS
LIGHTNING BY TAKING COVER. STAY AWAY FROM AREAS WHERE LOOSE ITEMS
CAN BECOME DANGEROUS FLYING DEBRIS.
GIVE REPORTS OF SEVERE WEATHER OR DAMAGE TO A LAW ENFORCEMENT AGENCY
FOR RELAY TO THE NATIONAL WEATHER SERVICE.
A SEVERE THUNDERSTORM WATCH pREMAINS IN EFFECT FOR THE NEBRASKA
PANHANDLE UNTIL 800 PM MDT.
WIRTHWhat forecasters said that day
The local office's own words before this severe thunderstorm 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, Aug 11, 12:36 PM MDT, 3 hours 15 minutes before
WYZ012-017-112000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1238 PM MDT SAT AUG 11 1990 ...STRONG THUNDERSTORMS NORTHWEST OF WHEATLAND... AT 1230 PM RADAR INDICATED STRONG THUNDERSTORMS OVER THE LARAMIE RANGE OF SOUTHEAST WYOMING. THE THUNDERSTORMS WERE ABOUT 25 MILES NORTHWEST OF WHEATLAND AND MOVING TO THE EAST AT ABOUT 25 MILES AN HOUR. HAIL...HEAVY RAIN AND GUSTY WINDS WERE LIKELY WITH THESE STORMS. PEOPLE IN NORTHERN PLATTE COUNTY ESPECIALLY PEOPLE ON THE WATER SHOULD BE ALERT FOR FAST MOVING THUNDERSTORMS AND GET TO SHORE QUICKLY IF A STORM IS SIGHTED. SCOTT
Special weather statement, Aug 11, 1:29 PM MDT, 2 hours 22 minutes before
WYZ012-017-112015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 130 PM MDT SAT AUG 11 1990 ...STRONG THUNDERSTORMS WERE RUMBLING IN PARTS OF SOUTHEAST WYOMING... SCATTERED THUNDERSTORMS WERE OCCURRING OVER EXTREME SOUTHEAST WYOMING EARLY THIS AFTERNOON. AT 125 PM MDT...THE STRONGEST THUNDERSTORM WAS ABOUT 10 MILES NORTHWEST OF CHEYENNE. OTHER STRONG STORMS WERE NOTED JUST WEST OF CHEYENNE AND AROUND THE CITY OF WHEATLAND. ALL OF THE THUNDERSTORMS WERE MOVING EAST AT 30 MILES AN HOUR. NUMEROUS THUNDERSTORMS WILL CONTINUE IN SOUTHEAST WYOMING THROUGH THE AFTERNOON AND EVENING HOURS. SOME OF THESE STORMS WILL CONTAIN BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS. PEOPLE IN SOUTHEAST WYOMING SHOULD KEEP AN EYE ON THE SKY FOR THUNDERSTORM DEVELOPMENT THIS AFTERNOON AND EVENING. SHOULD A STORM APPROACH YOUR AREA...SEEK A SAFE PLACE IMMEDIATELY. HATTEN
Special weather statement, Aug 11, 2:46 PM MDT, 1 hour 5 minutes before
NEZ001-005-011-122130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 245 PM MDT FRI AUG 10 1990 ...SEVERE THUNDERSTORM WATCH FOR THE NEBRASKA PANHANDLE UNTIL 800 PM... AT 240 PM MDT...STRONG THUNDERSTORMS WERE LOCATED OVER THE WEST NEBRASKA PANHANDLE...10 MILES NORTH OF SCOTTSBLUFF...AND 50 MILES WEST OF CHADRON NEBRASKA...NEAR HARRISON. THE STORMS WERE MOVING EAST AT 25 MILES AN HOUR. HEAVY RAIN...STRONG WIND...HAIL AND DANGEROUS CLOUD TO GROUND LIGHTNING ARE POSSIBLE WITH THE PASSAGE OF THESE STORMS ACROSS NORTHERN SIOUX AND NORTHERN SCOTTSBLUFF COUNTIES OF THE NEBRASKA PANHANDLE UNTIL 330 PM MDT. OTHER STRONG THUNDERSTORMS WERE ALSO OVER SOUTHEAST WYOMING FROM 30 MILES TO 70 MILES WEST OF SCOTTSBLUFF NEBRASKA...THESE STORMS WILL BE MOVING INTO WESTERN SCOTTS BLUFF AND WESTERN BANNER COUNTIES OF THE PANHANDLE AROUND 300 PM MDT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM MDT... ACROSS THE $NEBRASKA PANHANDLE. PEOPLE IN THE PANHANDLE SHOULD REMAIN ALERT FOR THREATENING WEATHER AND BE PREPARED TO MOVE TO A PLACE OF SAFETY. WIRTH
Special weather statement, Aug 11, 3:38 PM MDT, 13 minutes before
NEZ001-005-011-122230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 338 PM MDT FRI AUG 10 1990 ...SEVERE THUNDERSTORM WATCH FOR THE NEBRASKA PANHANDLE UNTIL 800 PM... AT 330 PM MDT...VERY STRONG THUNDERSTORMS CONTINUED OVER THE WEST AND NORTH NEBRASKA PANHANDLE...20 MILES SOUTHWEST OF SCOTTSBLUFF NEBRASKA ALONG THE BANNER/SCOTTS BLUFF COUNTY LINE...AND 35 MILES SOUTHWEST OF CHADRON OR 15 MILES SOUTHEAST OF HARRISON. THE STORMS WERE MOVING EAST AT 25 MILES AN HOUR. HEAVY RAIN...STRONG WIND...HAIL AND DANGEROUS CLOUD TO GROUND LIGHTNING ARE POSSIBLE WITH THE PASSAGE OF THESE STORMS ACROSS EASTERN SIOUX AND SOUTHWEST DAWES...AND SOUTHERN SCOTTS BLUFF AND NORTHERN BANNER COUNTIES OF THE NEBRASKA PANHANDLE UNTIL 430 PM MDT. THE STORM SOUTHWEST OF SCOTTSBLUFF NEBRASKA SHOULD REACH THE COMMUNITY OF HARRISBURG AROUND 415 PM MDT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM MDT ACROSS THE NEBRASKA PANgHANDLE. PEOPLE IN THE PANHANDLE SHOULD REMAIN ALERT FOR THREATENING WEATHER AND BE PREPARED TO MOVE TO A PLACE OF SAFETY. WIRTH
Special weather statement, Aug 11, 3:49 PM MDT, 2 minutes before
WYZ012-017-112230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 345 PM MDT SAT AUG 11 1990 ...SEVERE THUNDERSTORM WATCH SOUTHEAST BORDER OF WYOMING UNTIL 8 PM... THUNDERSTORMS CONTINUED OVER THE EXTERME SOUTHEAST CORNER OF WYOMING. THE STRONGEST STORMS WERE NEAR US HIGHWAY 85 IN NORTHERN LARAMIE COUNTY. HAIL...GUSTY WINDS AND HEAVY RAIN WERE LIKELY WITH THESE STORMS. THUNDERSTORMS WILL CONTINUE THIS AFTERNOON AND EVENING OVER SOUTHEAST WYOMING. A FEW STORMS MAY BECOME SEVERE...SO THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE SOUTHEAST BORDER UNTIL 8 PM. PEOPLE SHOULD LISTEN TO LOCAL BROADCASTS AND STAY INDOORS IF THUNDER- STORMS APPROACH. SCOTT
Nearby
Severe Thunderstorm Warnings in Nebraska, 1990Every severe thunderstorm warning in 1990
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.