Alert archive / Nebraska / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 75, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 20, 1991, 10:45 PM MDT for Keith County, Lincoln County, Perkins County, Nebraska. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Jun 20, 1991, 10:45 PM MDT (04:45 UTC)
- Expired
- Jun 20, 1991, 11:45 PM MDT
- In force
- 60 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Keith County, NE, Lincoln County, NE, Perkins County, NE
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.8 hours before the alert went out and 64 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
- 1618 J/kg
- Mixed-layer CIN
- -189 J/kg
- Mixed-layer LCL
- 2050 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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
Local storm report, Jun 20, 6:52 PM MDT, 3 hours 53 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
752 PM CDT THU JUN 20 1991
...REPORTS FROM JUNE 18 1991 ( RESENT )...
TIME LOCATION EVENT
422 PM MDT ASHBY BASEBALL SIZED HAIL
546 PM MDT 15 N ARTHUR 2.5 INCH HAIL
616 PM MDT 3 W ARTHUR TORNADO
635 PM MDT ARTHUR MARBLE HAIL
742 PM MDT VENANGO PEA HAIL
743 PM MDT OGALLALA AWOS GUST TO 56 MPH
755 PM MDT 6 SW OGALLALA FUNNEL CLOUD
800 PM MDT GRANT POWER LINES DOWN
(TIME EST) TREE AND BUILDING
DAMAGE
815 PM MDT 6 SW OGALLALA MARBLE HAIL
920 PM CDT 5 NE TRYON PEA HAIL
825 PM MDT KEYSTONE PEA HAIL
934 PM CDT 10 N WALLACE FUNNEL CLOUD
938 PM CDT TRYON 20 TO 30 MPH WINDS
945 PM CDT HAYES CENTER 40 MPH WINDS
950 PM CDT 20 SW HERSHEY FUNNEL CLOUD
1020 PM CDT LAKE MALONEY ROTATING WALL CLOUD
PEA HAIL
1020 PM CDT STAPLETON MARBLE HAIL
1028 PM CDT NORTH PLATTE ROTATING WALL CLOUD
1050 PM CDT 2 W BRADY FUNNEL CLOUD
1101 PM CDT 10 S BRADY PEA HAIL
1108 PM CDT 10 S BRADY GOLF BALL HAIL
WALAWENDERSpecial weather statement, Jun 20, 8:41 PM MDT, 2 hours 4 minutes before
NEZ016-210340- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 840 PM MDT THU JUN 20 1991 ...STRONG THUNDERSTORM MOVING INTO SOUTHWEST NEBRASKA... AT 835 PM MDT...RADAR SHOWED A THUNDERSTORM WITH VERY HEAVY RAIN AND POSSIBLY SMALL HAIL 10 MILES SOUTHWEST OF LAMAR...OR 75 MILES SOUTHWEST OF NORTH PLATTE. THE STORM WAS MOVING EAST NORTHEAST AT 15 MPH. THIS STORM WILL BE MOVING INTO WESTERN CHASE COUNTY DURING THE NEXT HOUR. PERSONS IN LAMAR...CHAMPION AND IMPERIAL CAN EXPECT VERY HEAVY RAIN...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING WITH THIS STORM. IF THREATENING WEATHER APPROACHES...MOVE TO A PLACE OF SHELTER IMMEDIATELY. WALAWENDER
Special weather statement, Jun 20, 9:34 PM MDT, 1 hour 11 minutes before
NEZ012-210435- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 935 PM MDT THU JUN 20 1991 ...STRONG THUNDERSTORM DEVELOPING IN SOUTHWEST NEBRASKA... AT 930 PM MDT...RADAR SHOWED A THUNDERSTORM WITH VERY HEAVY RAIN AND POSSIBLY SMALL HAIL FROM ROSCOE TO PAXTON...OR ABOUT 40 MILES WEST OF NORTH PLATTE. THE STORM WAS MOVING EAST AT 15 MPH. THIS STORM WILL BE MOVING THOUGH EASTERN KEITH AND WESTERN LINCOLN COUNTY DURING THE NEXT HOUR. PERSONS IN PAXTON...SUTHERLAND AND HERSHEY CAN EXPECT VERY HEAVY RAIN...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING WITH THIS STORM. IF THREATENING WEATHER APPROACHES...MOVE TO A PLACE OF SHELTER IMMEDIATELY. WALAWENDER
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 9:47 PM MDT | Severe Thunderstorm Warning | LBF | Keith, Lincoln | 58 min |
| Jun 20, 11:07 PM MDT | Tornado Warning | LBF | Chase, Perkins | 38 min |
| Jun 20, 11:47 PM MDT | Severe Thunderstorm Warning | LBF | Hayes, Lincoln, Perkins | 58 min |
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.