Alert archive / Nebraska / Tornado Warnings in 1990
Tornado Warning 26, NWS Cheyenne, WY
NWS Cheyenne, WY issued this tornado warning at Jul 10, 1990, 10:51 PM MDT for Morrill County, Nebraska. It was in force for 39 min.
The area
The counties it named.
The facts
- Issued
- Jul 10, 1990, 10:51 PM MDT (04:51 UTC)
- Expired
- Jul 10, 1990, 11:30 PM MDT
- In force
- 39 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Morrill 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 00:00Z, 4.9 hours before the alert went out and 206 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
- 144 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 1323 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 100 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 110451
TORBFF
NEC123-110530-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
1051 PM MDT TUE JUL 10 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1130 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE PANHANDLE OF NEBRASKA
SOUTHWEST MORRILL
AT 1045 PM MDT A TORNADO WAS REPORTED BY THE BAYARD POLICE
DEPARTMENT ON THE WEST SIDE OF THE CITY OR 20 MILES SOUTHEAST OF
SCOTTSBLUFF NEBRASKA.
THIS REPLACES THE TORNADO WARNING ISSUED EARLIER THAT EXPIRED AT
1045 PM MDT.
DO NOT TRY TO OUTRUN A TORNADO IN A CAR. CARS ARE EASILY TOSSED
AROUND BY TORNADOES. IF YOU ARE CAUGHT IN THE PATH OF A TORNADO...
LEAVE THE CAR AND GO TO A REINFORCED BUILDING. IF NO STRUCTURE IS
NEARBY...TAKE SHELTER IN A DITCH OR LOW SPOT AWAY FROM THE VEHICLE.
GIVE REPORTS OF SEVERE WEATHER OR DAMAGE TO A LAW ENFORCEMENT AGENCY
FOR RELAY TO THE NATIONAL nWEATHER SERVICE.
KIRKWhat forecasters said that day
The local office's own words before this tornado 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 10, 6:36 PM MDT, 4 hours 15 minutes before
NEZ001-110130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 635 PM MDT MON JUL 9 1990 ...ISOLATED THUNDERSTORMS MOVING INTO THE NORTHERN NEBRASKA PANHANDLE... AT 630 PM MDT...RADAR INDICATED STRONG THUNDERSTORMS HAD ENTERED THE NORTHWEST CORNER OF THE NEBRASKA PANHANDLE. THE STORMS WERE LOCATED FROM 30 TO 40 MILES NORTH OF HARRISON NEBRASKA...OR 60 MILES WEST OF CHADRON IN THE NORTHERN NEBRASKA PANHANDLE. THE STORMS WERE MOVING SOUTH AT 35 MILES AN HOUR AND THEIR PRESENT MOVEMENT WILL PUT THEM NEAR THE TOWN OF HARRISON NEBRASKA AT 730 PM MDT. BRIEF HEAVY RAIN...SMALL HAIL AND STRONG WIND ARE LIKELY WITH THE STORMS AS THEY MOVE ACROSS WESTERN SIOUX COUNTY OF THE NORTH NEBRASKA PANHANDLE UNTIL 730 PM MDT. WIRTH
Special weather statement, Jul 10, 7:34 PM MDT, 3 hours 17 minutes before
NEZ001-110230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 730 PM MDT MON JUL 9 1990 ...STRONG THUNDERSTORM CONTINUED OVER THE NORTHERN NEBRASKA PANHANDLE... AT 730 PM MDT...A STRONG THUNDERSTORM CONTINUED OVER THE NORTHWEST CORNER OF THE NEBRASKA PANHANDLE...ABOUT 5 MILES NORTHWEST OF HARRISON NEBRASKA OR 50 MILES WEST OF CHADRON IN THE NORTHERN NEBRASKA PANHANDLE. THE STORM WAS MOVING SOUTEAST AT 35 MILES AN HOUR. BRIE-F HEAVY RAIN...SMALL HAIL AND STRONG WIND ARE LIKELY WITH THIS STORM AS IT MOVES ACROSS CENTRAL AND SOUTHERN SIOUX COUNTY OF THE NORTHERN PANHANDLE UNTIL 830 PM MDT. WIRTH
Special weather statement, Jul 10, 8:35 PM MDT, 2 hours 16 minutes before
NEZ001-110330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 835 PM MDT MON JUL 9 1990 ...THUNDERSTORM CONTINUED OVER THE NORTHERN NEBRASKA PANHANDLE... AT 830 PM MDT...A STRONG THUNDERSTORM CONTINUED OVER THE NORTHERN NEBRASKA PANHANDLE...35 MILES NORTH OF SCOTTSBLUFF OR ABOUT 25 MILES SOUTH OF HARRISON NEBRASKA. MARBLE SIZE HAIL WAS REPORTED WITH THIS STORM 5 MILES SOUTH OF HARRISON NEBRASKA AT 750 PM MDT. THE STORM WAS pMOVING SOUTH AT 30 MILES AN HOUR. BRIEF HEAVY RAIN...SMALL HAIL AND STRONG WIND ARE LIKELY WITH THIS STORM AS IT MOVES SOUTHERN SIOUX COUNTY OF THE NORTHERN PANHANDLE UNTIL 930 PM MDT THIS EVENING. WIRTH
Special weather statement, Jul 10, 8:39 PM MDT, 2 hours 12 minutes before
NEZ001-110330- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 830 PM MDT MON JUL 9 1990 ...THUNDERSTORM CONTINUED OVER THE NORTHERN NEBRASKA PANHANDLE... AT 830 PM MDT...A STRONG THUNDERSTORM CONTINUED OVER THE NORTHERN NEBRASKA PANHANDLE...35 MILES NORTH OF SCOTTSBLUFF OR ABOUT 25 MILES SOUTH OF HARRISON NEBRASKA. MARBLE SIZE HAIL WAS REPORTED WITH THIS STORM 5 MILES SOUTH OF HARRISON NEBRASKA AT 750 PM MDT. w THE STORM WAS MOVING SOUTH AT 30 MILES AN HOUR. BRIEF HEAVY RAIN...SMALL HAIL AND STRONG WIND ARE LIKELY WITH THIS STORM AS IT MOVES ACROSS SOUTHERN SIOUX COUNTY OF THE NORTHERN PANHANDLE UNTIL 930 PM MDT THIS EVENING. WIRTH
Special weather statement, Jul 10, 9:39 PM MDT, 1 hour 12 minutes before
NEZ005-110430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 935 PM MDT MON JUL 9 1990 ...STRONG THUNDERSTORM PERSISTING OVER THE NEBRASKA PANHANDLE... AT 930 PM MDT...A STRONG THUNDERSTORM CONTINUED OVER THE CENTRAL NEBRASKA PANHANDLE...15 MILES NORTH OF THE SCOTTS BLUFF COUNTY AIRPORT. THE STORM WAS MOVING SOUTHEAST AT 25 MILES AN HOUR. THE STORM IS EXPECTED TO PASS NEAR LAKE MINATARE BY 900 PM MDT. BRIEF HEAVY RAIN...SMALL HAIL AND DANGEROUS CLOUD TO GROUND LIGHTNING CAN BE EXPECTED WITH THIS STORM ACROSS EASTERN SCOTTS BLUFF AND NORTHWEST MORRILL COUNTIES OF THE CENTRAL PANHANDLE UNTIL 1030 PM MDT. WIRTH
Special weather statement, Jul 10, 9:42 PM MDT, 1 hour 9 minutes before
NEZ005-110430- SPECIAL WEATHER STATEMENT...CORRECTED TEXT NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 935 PM MDT MON JUL 9 1990 ...STRONG THUNDERSTORM PERSISTING OVER THE NEBRASKA PANHANDLE... AT 930 PM MDT...A STRONG THUNDERSTORM CONTINUED OVER THE CENTRAL NEBRASKA PANHANDLE...15 MILES NORTH OF THE SCOTTS BLUFF COUNTY AIRPORT. THE STORM WAS MOVING SOUTHEAST AT 25 MILES AN HOUR. THE STORM IS EXPECTED TO PASS NEAR LAKE MINATARE BY 1000 PM MDT. BRIEF HEAVY RAIN...SMALL HAIL AND DANGEROUS CLOUD TO GROUND LIGHTNING CAN BE EXPECTED WITH THIS STORM ACROSS EASTERN SCOTTS BLUFF AND NORTHWEST MORRILL COUNTIES OF THE CENTRAL PANHANDLE UNTIL 1030 PM MDT. WIRTH
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 10:12 PM MDT | Tornado Warning | CYS | Scotts Bluff | 33 min |
Nearby
Tornado Warnings in Nebraska, 1990Every tornado warning in 1990Tornadoes 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.