Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 71, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 9, 1992, 2:30 PM MDT for Sheridan County, Nebraska. It was in force for 25 min.
The area
The counties it named.
The facts
- Issued
- Jul 9, 1992, 2:30 PM MDT (20:30 UTC)
- Expired
- Jul 9, 1992, 2:55 PM MDT
- In force
- 25 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Sheridan County, NE
The nearest sounding before it
Rapid City, SD (KRAP), launched 12:00Z, 8.5 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 756 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- -103 m²/s²
- 0-3 km storm-relative helicity
- -40 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 092030
SVRBFF
NEC161-092100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
230 PM MDT THU JUL 9 1992
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 300 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE PANHANDLE OF NEBRASKA
EASTERN SHERIDAN
AT 228 PM MDT...A SEVERE THUNDERSTORM WAS 35 MILES SOUTHEAST OF
CHADRON NEBRASKA...OR 13 MILES SOUTHEAST OF RUSHVILLE. THE STORM
WAS MOVING EAST AT 30 MPH.
THIS WARNING REPLACES THE PREVIOUSLY ISSUED WARNING FOR NORTHERN
SHERIDAN COUNTY WHICH EXPIRED AT 230 PM MDT.
IF THREATENING WEATHER APPROACHES...TAKE SHELTER INSIDE A REINFORCED
BUILDING. STAY AWAY FROM WINDOWS. A BASEMENT...INTERIOR HALLWAY...
OR A ROOM ON THE LOWEST FLOOR IS THE SAFEST PLACE IN MOST BUILDINGS.
MOTORISTS SHOULD AVOID LOW WATER CROSSINGS.
GIVE REPORTS OF SEVERE WEATHER OR DAMAGE TO A LAW ENFORCEMENT AGENCY
FOR RELAY TO THE NATIONAL WEATHER SERVICE.
PFEIFFERWhat 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, Jul 9, 12:44 PM MDT, 1 hour 46 minutes before
NEZ001-005-011-092000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1245 PM MDT THU JUL 9 1992 ...THUNDERSTORMS IN WESTERN NEBRASKA PANHANDLE... AT 1243 PM MDT...THUNDERSTORMS HAVE ENTERED THE WESTERN NEBRASKA PANHANDLE FROM WYOMING. THE STRONGEST STORM WAS LOCATED 35 MILES WEST OF CHADRON NEBRASKA...JUST 8 MILES NORTH OF HARRISON IN SIOUX COUNTY. OTHER STORMS WERE LOCATED 30 MILES SOUTH AND 30 MILES NORTHWEST OF SCOTTSBLUFF. OTHER SCATTERED SHOWERS WERE ALONG THE WYOMING/NEBRASKA STATELINE FROM INTERESTATE 80 IN THE SOUTHERN PANHANDLE...NORTHWARD TO THE SOUTH DAKOTA/NEBRASKA STATELINE. ALL PRECIPITATION WAS MOVING EAST AT 20 MPH. BRIEF HEAVY RAIN...GUSTY WINDS...AND SMALL HAIL ARE POSSIBLE WITH THESE SHOWERS AND THUNDERSTORMS IN THE WESTERN TWO-THIRDS OF THE NEBRASKA PANHANDLE UNTIL 200 PM MDT. PFEIFFER
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 1:04 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 26 min |
| Jul 9, 1:28 PM MDT | Tornado Warning | CYS | Dawes | 32 min |
| Jul 9, 2:04 PM MDT | Severe Thunderstorm Warning | CYS | Sheridan | 26 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1992Every severe thunderstorm warning in 1992
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.