Alert archive / Nebraska / Tornado Warnings in 1991
Tornado Warning 2, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at May 2, 1991, 6:15 PM MDT for Perkins County, Nebraska. It was in force for .
The area
The counties it named.
The facts
- Issued
- May 2, 1991, 6:15 PM MDT (00:15 UTC)
- Expired
- May 2, 1991, 6:15 PM MDT
- In force
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Perkins County, NE
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.3 hours before the alert went out and 93 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
- 1162 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 304 m²/s²
- 0-3 km storm-relative helicity
- 479 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLBF 022346 TORLBF NEC135-030015- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 715 PM CDT (615 PM MDT) THU MAY 2 1991 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 715 PM CDT (615 PM MDT) FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST NEBRASKA ...CENTRAL PERKINS COUNTY A TORNAODO WAS REPORTED BY THE PERKINS COUNTY CIVIL DEFENSE SOUTHWEST OF GRANT NEAR BRANDON MOVING TO THE NORTHEAST AT 25 MILES AN HOUR. THE TORNADO WAS REPORTED 10 MILES SOUTHWEST OF GRANT OR ABOUT 50 MILES WEST SOUTHWEST OF NORTH PLATTE. PERSONS IN GRANT AND ELSIE SHOULD TAKE COVER. IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS... OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS. N
What 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, May 2, 3:44 PM MDT, 2 hours 31 minutes before
NEZ006-022230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 440 PM CDT THU MAY 2 1991 AT 440 PM CDT SCATTERED THUNDERSTORMS WERE BEGINNING TO BREAK OUT ACROSS SOUTHWEST NEBRASKA. ONE STRONG THUNDERSTORM WAS LOCATED JUST SOUTH OF ELSIE IN PERKINS COUNTY OR ABOUT 35 MILES WEST SOUTHWEST OF NORTH PLATTE. THIS THUNDERSTORM DEVELOPED RAPIDLY OVER THE PAST 30 MINUTES AND IT DOES APPEAR THAT IT MAY PRODUCE SMALL HAIL. OTHER THUNDERSTORMS WERE ENTERING SOUTHWEST NEBRASKA FROM NORTHEAST COLORADO ABOUT 25 MILES NORTHWEST OF BENKELMAN OR ABOUT 45 MILES NORTH NORTHWEST OF GOODLAND KANSAS. THESE THUNDERSTORMS ARE EXPECTED TO INCREASE IN INTENSITY AS THEY CONTINUE TO MOVE NORTH;EAST AT 25 MILES AN HOUR. RESIDENTS OF SOUTHWEST NEBRASKA SHOULD BE ALERT FOR POSSIBLE SEVERE WEATHER DEVELOPING LATER THIS EVENING AS THESE THUNDERSTORMS CONTINUE TO INTENSIFY. MONSON
Special weather statement, May 2, 4:30 PM MDT, 1 hour 45 minutes before
NEZ006-022330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 530 PM CDT THU MAY 2 1991 ...TORNADO WATCH FOR PARTS OF SOUTHWEST NEBRASKA UNTIL 8 PM MDT THIS EVENING... AT 525 PM CDT SCATTERED STRONG THUNDERSTORMS WERE CONTINUING TO DEVELOP AND INTENSIFY ACROSS SOUTHWEST NEBRASKA. THE STRONGEST THUNDERSTORMS WERE LOCATED ACROSS KEITH AND PERKINS COUNTY OF SOUTHWEST NEBRASKA. ONE STRONG THUNDERSTORM WAS ABOUT 15 MILES SOUTH OF PAXTON OR ABOUT 35 MILES SOUTHWEST OF NORTH PLATTE...ANOTHER JUST EAST OF OGALLALA OR ABOUT 45 MILES WEST OF NORTH PLATTE..ANOTHER ABOUT 15 MILES SOUTHWEST OF OGALLALA OR ABOUT 55 MILES WEST SOUTHWEST OF NORTH PLATTE AND FINALLY ONE STRONG THUNDERSTORM ABOUT 10 MILES WEST OF OGALLALA OR ABOUT 55 MILES WEST OF NORTH PLATTE. ALL OF THESE STRONG THUNDERSTORMS DO APPEAR THAT THEY MAY PRODUCE AT LEAST SMALL HAIL ALONG WITH VERY HEAVY RAIN. THESE THUNDERSTORMS ARE MOVING TO THE NORTHEAST ATl 25 MILES AN HOUR. OTHER THUNDERSTORMS ARE LIKELY TO DEVELOP AND INTENSIFY AS THE EVENING PROGRESSES. RESIDENTS OF SOUTHWEST NEBRASKA SHOULD BE PREPARED FOR SEVERE WEATHER THIS EVENING. MONSON
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 6:02 PM MDT | Severe Thunderstorm Warning | LBF | Red Willow | 58 min |
| May 2, 6:28 PM MDT | Tornado Warning | LBF | Hayes | 32 min |
| May 2, 6:32 PM MDT | Severe Thunderstorm Warning | LBF | Keith | 28 min |
| May 2, 6:48 PM MDT | Severe Thunderstorm Warning | LBF | Lincoln, Perkins | 57 min |
| May 2, 8:05 PM MDT | Severe Thunderstorm Warning | LBF | Lincoln | 25 min |
Nearby
Tornado Warnings in Nebraska, 1991Every tornado warning in 1991Tornadoes 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.