Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 55, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 16, 1990, 6:15 PM MDT for Sheridan County, Nebraska. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Jun 16, 1990, 6:15 PM MDT (00:15 UTC)
- Expired
- Jun 16, 1990, 6:45 PM MDT
- In force
- 30 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Sheridan 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
Rapid City, SD (KRAP), launched 00:00Z, 0.3 hours before the alert went out and 178 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
- 478 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 1188 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KBFF 170015
SVRBFF
NEC161-170115-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
615 PM MDT SAT JUN 16 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 715 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE PANHANDLE OF NEBRASKA
SOUTHERN SHERIDAN
AT 614 PM MDT...A SEVERE THUNDERSTORM WAS 7 MILES EAST OF ALLIANCE
NEBRASKA. THE STORM WAS MOVING EAST AROUND 30 MILES AN HOUR.
GOLF BALL SIZE HAIL WAS REPORTED WITH THIS STORM IN THE CITY OF
ALLIANCE.
THE SEVERE THUNDERSTORM WARNING FOR BOX BUTTE COUNTY IS CANCELLED.
PREPARE FOR LARGE HAIL...DAMAGING WIND...HEAVY RAIN AND DANGEROUS
LIGHTUNING 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.
SALMONSWhat 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, Jun 16, 3:49 PM MDT, 2 hours 26 minutes before
NEZ001-005-011-162300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 345 PM MDT SAT JUN 16 1990 ...STRONG THUNDERSTORMS SCATTERED ACROSS WESTERN NEBRASKA PANHANDLE... AT 344 PM MDT...STRONG THUNDERSTORMS WERE LOCATED 40 MILES WEST OF SINEY NEBRASKA NEAR KIMBALL...AND 35 MILES NORTH OF SCOTTSBLUFF NEBRASKA TO THE NORTH OF WATSON RANCH. THE STOR,S WERE MOVING TO THE NORTHEAST AROUND 25 MILES AN HOUR. BRIEF HEAVY RAIN...GUSTdY WIND AND SMALL HAIL ARE LIKELY WITH THESE STORMS AS THEY MOVE ACROSS SIOUX...KIMBALL...AND PARTS OF BANNER COUNTIES OF THE NEBRASKA PANHANDLE UNTIL 500 PM MDT. PFEIFFER
Special weather statement, Jun 16, 4:35 PM MDT, 1 hour 40 minutes before
NEZ001-005-011-162330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 435 PM MDT SAT JUN 16 1990 ...STRONG THUNDERSTORMS SCATTERED ACROSS WESTERN NEBRASKA PANHANDLE... AT 430 PM MDT...RADAR HAD INDACATED STRONG THUNDERSTOMRS MOVING ACROSS WESTERN PART OF THE NEBRASKA PANHANDLE. THE STRONGEST STORMS WERE LOCATED 30 MILES WEST OF SINEY NEBRASKA NEAR KIMBALL...15 MILES SOUTHWEST OF SCOTTSBLUFF NEBRASKA...35 MILES WEST OF CHARDON AND 25 MILES SOUTHWEST OF CHADRON. THE STORMS WERE MOVING TO THE NORTHEAST AROUND 25 MILES AN HOUR. BRIEF HEAVY RAIN...GUSTY WIND AND SMALL HAIL ARE LIKELY WITH THESE STORMS AS THEY MOVE ACROSS SIOUX...SCOTTS BLUFF...BANNER...KIMBALL... DAWES AND BOX BUTTE COUNTIES OF THE NEBRASKA PANHANDLE UNTIL 530 PM MDT. SALMONS
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 6:29 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 16 min |
| Jun 16, 6:43 PM MDT | Severe Thunderstorm Warning | CYS | Sheridan | 62 min |
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.