Alert archive / Nebraska / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 87, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 3, 1991, 12:52 PM MDT for Box Butte County, Dawes County, Nebraska. It was in force for 38 min.
The area
The counties it named.
The facts
- Issued
- Jun 3, 1991, 12:52 PM MDT (18:52 UTC)
- Expired
- Jun 3, 1991, 1:30 PM MDT
- In force
- 38 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
Counties Box Butte County, NE, Dawes County, NE
The nearest sounding before it
Rapid City, SD (KRAP), launched 12:00Z, 6.9 hours before the alert went out and 179 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
- 7 J/kg
- Mixed-layer CIN
- -173 J/kg
- Mixed-layer LCL
- 1145 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What 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 3, 10:23 AM MDT, 2 hours 29 minutes before
NEZ001-005-011-031715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1022 PM MDT MON JUN 3 1991 ...A THUNDERSTORM IN THE SOUTHERN NEBRASKA PANHANDLE... AT 1020 PM MDT...RADAR INDICATED A STRONG THUNDERSTORM 10 MILES WEST OF SIDNEY JUST 7 MILES SOUTH OF INTERSATE 80. THE STORM WAS MOVING NORTH AT 30 MPH. THE BANKS OF LODGEPOLE CREEK ARE FULL THIS MORNING AND ADDITIONAL RAIN FROM THIS THUNDERSTORM MAY CAUSE LOCALISED FLOODING IN SOME AREAS ALONG THE CREEK. BRIEF HEAVY RAIN...STRONG GUSTY WIND AND SMALL HAIL ARE POSSIBLE WITH THIS STORM AS IT MOVES NORTH ACROSS EASTERN CHEYENNE COUNTY UNTIL 1115 PM MDT. PEEK
Special weather statement, Jun 3, 10:24 AM MDT, 2 hours 28 minutes before
NEZ001-005-011-031715- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1022 PM MDT MON JUN 3 1991 ...A THUNDERSTORM IN THE SOUTHERN NEBRASKA PANHANDLE... AT 1020 PM MDT...RADAR INDICATED A STRONG THUNDERSTORM 10 MILES WEST OF SIDNEY JUST 7 MILES SOUTH OF INTERSATE 80. THE STORM WAS MOVING NORTH AT 30 MPH. THE BANKS OF LODGEPOLE CREEK ARE FULL THIS MORNING AND ADDITIONAL RAIN FROM THIS THUNDERSTORM MAY CAUSE LOCALISED FLOODING IN SOME AREAS ALONG THE CREEK. BRIEF HEAVY RAIN...STRONG GUSTY WIND AND SMALL HAIL ARE POSSIBLE WITH THIS STORM AS IT MOVES NORTH ACROSS EASTERN CHEYENNE COUNTY UNTIL 1115 AM MDT. PEEK
Special weather statement, Jun 3, 10:27 AM MDT, 2 hours 25 minutes before
NEZ001-005-011-031715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1022 AM MDT MON JUN 3 1991 ...A THUNDERSTORM IN THE SOUTHERN NEBRASKA PANHANDLE... AT 1020 AM MDT...RADAR INDICATED A STRONG THUNDERSTORM 10 MILES WEST OF SIDNEY JUST 7 MILES SOUTH OF INTERSATE 80. THE STORM WAS MOVING NORTH AT 30 MPH. THE BANKS OF LODGEPOLE CREEK ARE FULL THIS MORNING AND ADDITIONAL RAIN FROM THIS THUNDERSTORM MAY CAUSE LOCALISED FL"OODING IN SOME AREAS ALONG THE CREEK. BRIEF HEAVY RAIN...STRONG GUSTY WIND AND SMALL HAIL ARE POSSIBLE WITH THIS STORM AS IT MOVES NORTH ACROSS EASTERN CHEYENNE COUNTY UNTIL 1115 PM MDT. PEEK
Special weather statement, Jun 3, 11:21 AM MDT, 1 hour 31 minutes before
NEZ001-005-011-031815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1121 AM MDT MON JUN 3 1991 ...INCREASING THUNDERSTORMS ACROSS THE SOUTHERN NEBRASKA PANHANDLE... AT 1119 AM MDT...RADAR INDICATED STRONG THUNDERSTORMS DEVELOPING FROM 30 MILES SOUTHEAST OF SCOTTSBLUFF TO 10 MILES NORTH OF SIDNEY TO 40 MILES EAST OF SIDNEY. THE STORMS WERE MOVING NORTH AT 25 MPH. BRIEF HEAVY RAIN...STRONG GUSTY WIND AND SMALL HAIL ARE POSS`IBLE WITH THESE STORMS AS THEY MOVE ACROSS EASTERN BANNER...SOUTHERN MORRILL... NORTHERN CHEYENNE AND DEUEL COUNTIES UNTIL 1215 PM MDT. PEEK
Special weather statement, Jun 3, 11:21 AM MDT, 1 hour 31 minutes before
WYZ016-017-031830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1120 AM MDT MON JUN 3 1991 SCATTERED THUNDERSTORMS HAD ALREADY DEVELOPED OVER THE SOUTHEAST CORNER OF WYOMING LATE THIS MORNING. A FEW OF THESE WERE PRODUCING LOCALLY HEAVY RAIN AND SMALL HAIL AS THEY MOVED NORTH AROUND 15 MILES AN HOUR. THUNDERSTORMS WILL CONTINUE OVER THE SOUTHEAST CORNER OF WYOMING THROUGH THE EVENING. WHILE NO SEVERE WEATHER IS EXPECTED...SOME OF THE STORMS WILL CAUSE LOCALLY HEAVY RAIN AND SMALL HAIL. WITH THE GROUND ALREADY SOAKED FROM PREVIOUS RAINFALL SATURDAY AND SUNDAY...ANY RAIN TODAY WILL ONLY ADD TO FLOODING PROBLEMS. SOME ADDITIONAL MINOR FLOODING OF SMALL CREEKS AND STREAMS IS LIKELY LATER TODAY INTO THIS EVENING. PEOPLE IN THE SOUTHEAST CORNER OF WYOMING SHOULD AVOID SMALL CREEKS AND STREAMS. SHOULD YOU ENCOUNTER RISING WATER...CLIMB TO HIGHER GROUND IMMEDIATELY. MOTORISTS SHOULD NEVER ATTEMPT TO CROSS WvATER OF AN UNKNOWN DEPTH. HATTEN
Special weather statement, Jun 3, 12:20 PM MDT, 32 minutes before
NEZ001-005-011-031915 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1220 PM MDT MON JUN 3 1991 ...THUNDERSTORMS IN THE CENTRAL NEBRASKA PANHANDLE... AT 1218 PM MDT...RADAR INDICATED STRONG THUNDERSTORMS FROM JUST SOUTH OF SCOTTSBLUFF TO 23 MILES SOUTHWEST OF ALLIANCE TO 40 MILES NORTHEAST OF SIDNEY. OTHER STRONG STORMS WERE LOCATED FROM 30 MILES WEST OF ALLIANCE INTO THE ALLIANCE AREA. ALL STORMS WERE MOVING NORTH AT 20 MPH. BRIEF HEAVY RAIN...STRONG GUSTY WIND AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS AS THEY MOVE ACROSS SCOTTS BLUFF...MORRILL...GARDEN....BOX BUTTE AND SOUTHERN SHERIDAN COUNTIES UNTIL 115 PM MDT. PEEK
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 1:23 PM MDT | Tornado Warning | CYS | Sioux | 37 min |
| Jun 3, 1:56 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 34 min |
| Jun 3, 4:49 PM MDT | Tornado Warning | CYS | Banner | 26 min |
| Jun 3, 5:09 PM MDT | Severe Thunderstorm Warning | CYS | Sheridan | 36 min |
| Jun 3, 5:20 PM MDT | Tornado Warning | CYS | Banner | 25 min |
| Jun 2, 8:10 PM MDT | Flash Flood Warning | CYS | Laramie | 3 hr |
| Jun 2, 8:38 PM MDT | Flash Flood Warning | CYS | Goshen | 2 hr |
| Jun 2, 10:55 PM MDT | Flash Flood Warning | CYS | Goshen, Laramie | 2 hr |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1991Every severe thunderstorm warning in 1991
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.