Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 49, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 3, 1987, 11:45 PM MDT for Scotts Bluff County, Nebraska. It was in force for 55 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 3, 1987, 11:45 PM MDT (05:45 UTC)
- Expired
- Aug 4, 1987, 12:40 AM MDT
- In force
- 55 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Scotts Bluff County, NE
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 4, 12:25 AM MDT | Hail 1 | Scotts Bluff, NE |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Denver, CO (KDEN), launched 00:00Z, 5.8 hours before the alert went out and 224 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
- 498 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 1602 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- -14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBFF 040545 SVRBFF NEC157-040640- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 1145 PM MDT MON AUG 3 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1240 AM MDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF PANHANDLE OF NEBRASKA...SCOTTS BLUFF AND THE CITIES OF SCOTTSBLUFF AND GERING AT 1140 PM MDT A SEVERE THUNDERSTORM WAS INDICATED BY RADAR 15 MILES NORTHWEST OF SCOTTSBLUFF NEBRASKA MOVING TO THE SOUTHEAST AT 25 MILES AN HOUR. THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO WARNING...SO BE ON THE LOOKOUT. SEVERE THUNDERSTORMS PRODUCE LARGE HAIL...GREATER THAN 3/4 INCH IN DIAMETER...DAMAGING WINDS AND VERY HEAVY RAINS THAT CAN QUICKLY FLOOD A LOW LYING AREA. REPORTS OF SEVERE WEATHER OR DAMAGE CAN BE GIVEN TO A LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. KIRK
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, Aug 3, 6:21 PM MDT, 5 hours 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 620 PM MDT MON AUG 3 1987 AT 619 PM MDT RADAR SHOWED A VERY STRONG THUNDERSTORM HAD CROSSED INTO THE WESTERN NEBRASKA PANHANDLE FROM WYOMING. THE STORM WAS LOCATED 20 MILES WEST OF SCOTTSBLUFF NEBRASKA OVER THE WESTERN PART OF SCOTTS BLUFF COUNTY. MOVEMENT WAS TO THE NORTHEAST AT 20 MPH. THIS STORM MAY PRODUCE BRIEF HEAVY RAIN...STRONG GUSTY WINDS AND HAIL OVER OVER WESTEoRN SCOTTS BLUFF AND SOUTHERN SIOUX COUNTIES UNTIL 730 PM MDT THIS EVENING. ELSON
Local storm report, Aug 3, 7:54 PM MDT, 3 hours 51 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
755 PM MDT MON AUG 3 1987
317PM...3/4 INCH HAIL REPORTED 12 MILES SOUTHWEST OF CHEYENNE.
422PM...FUNNEL CLOUD REPORTED BY PILOT 15 TO 20 MILES NORTHWEST OF
CHEYENNE AIRPORT.
425PM...1 7/8 INCH HAIL REPORTED ON NORTHEAST OUTSKIRTS OF CHEYENNE.
FROM INITIAL REPORT UNTIL LAST REPORT AT 425PM HAIL SWATH
1 TO 2 MILES WIDE MOVED NORTHEAST OVER CHEYENNE AND IMMEDIATE
VICINITY. HAIL DIAMETERS UP TO 2 INCHES WERE REPORTED.
NUMEROUS REPORTS OF VEHICLE DAMAGE AS WELL AS DAMAGE TO ROOFS
...BUILDING WINDOWS AND TREES/SHRUBBERY. NO DEATHS OR INJURIES.
615PM...1 1/2 INCH HAIL MEASURED BY WEATHER SERVICE PERSONNEL IN TOWN
OF HAWK SPRINGS IN SOUTH GOSHEN COUNTY. HAWK SPRINGS IS 30
MILES WEST-SOUTHWEST OF SCOTTSBLUFF NE.
COXSpecial weather statement, Aug 3, 8:37 PM MDT, 3 hours 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 835 PM MDT MON AUG 3 1987 ...STRONG THUNDERSTORMS IN NORTHEAST CORNER OF WYOMING... AT 830PM RADAR INDICATED SEVERAL STRONG THUNDERSTORMS ABOUT 40 MILES NORTH OF GILLETTE IN NORTHEAST CAMPBELL COUNTY. THE STORMS WERE MOVING TO THE EAST AT 35 MILES AN HOUR. HAIL...INTENSE LIGHTNING...BRIEF HEAVY RAIN AND STRONG GUSTY WINDS SHOULD BE EXPECTED AS THE STORMS MOVE THROUGH NORTHEAST CAMPBELL AND NORTHERN CROOK COUNTY. THE THUNDERSTORMS WILL MOVE EAST OF WYOMING BY 1030PM. COX
Special weather statement, Aug 3, 8:38 PM MDT, 3 hours 7 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 838 PM MDT MON AUG 3 1987 AT 837 PM MDT A STRONG THUNDERSTORM HAD DEVELOPED FROM 10 TO 15 MILES NORTH OF SCOTTSBLUFF IN SOUTHERN SIOUX COUNTY OF THE WEST NEBRASKA PANHANDLE. MOVEMENT WAS TO THE EAST AT 20 MPH. THIS STORM MAY PRODUCE HEAVY RAIN...STRONG GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING IN SOUTHERN SIOUX...NORTHWEST MORRILL AND SOUTHWEST BOX BUTTE COUNTIES UNTIL 930 PM MDT TONIGHT. ELSON
Special weather statement, Aug 3, 9:36 PM MDT, 2 hours 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 930 PM MDT MON AUG 3 1987 AT 928 PM MDT A STRONG THUNDERSTORM EXTENDED FROM 10 MILES TO 30 MILES EAST OF SCOTTSBLUFF NEBRASKA IN EXTREME EAST SCOTTS BLUFF AND WESTERN MORRILL COUNTIES. THE THUNDERSTORM WAS MOVING TO THE SOUTHEAST AT 20 MILE AN HOUR. PEA TO MARBLE SIZE HAIL...STRONG WINDS AND HEAVY RAIN WERE REPORTED WITH THIS STORM AS IT PASSED OVER LAKE MINATARE AT 900 PM MDT. THIS STORM MAY PRODUCE HEAVY RAIN...STRONG GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING IN MORRILL COUNTY UNTIL 1030 PM MDT THIS MONDAY EVENING. KIRK
Special weather statement, Aug 3, 10:14 PM MDT, 1 hour 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1013 PM MDT MON AUG 3 1987 ...VERY STRONG THUNDERSTORM MOVING INTO NORTHWEST GOSHEN COUNTY... AT 1010PM RADAR INDICATED A VERY STRONG THUNDERSTORM MOVING INTO NORTHWEST GOSHEN COUNTY. THE STORM WAS ABOUT 45 MILES NORTHWEST OF TORRINGTON AND MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR. HAIL...INTENSE LIGHTNING...BRIEF HEAVY RAIN AND STRONG GUSTY WINDS SHOULD BE EXPECTED WITH T6HE STORM AS IT MOVES THROUGH NORTHERN GOSHEN COUNTY UNTIL ABOUT 1130PM. COX
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 7:07 PM MDT | Severe Thunderstorm Warning | CYS | Sioux | 23 min |
| Aug 4, 12:47 AM MDT | Severe Thunderstorm Warning | CYS | Banner, Morrill, Scotts Bluff | 28 min |
| Aug 4, 1:32 AM MDT | Severe Thunderstorm Warning | CYS | Morrill | 43 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1987Every severe thunderstorm warning in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.