Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 84, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 10, 1990, 10:38 PM CDT for Frontier County, Lincoln County, Nebraska. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- Aug 10, 1990, 10:38 PM CDT (03:38 UTC)
- Expired
- Aug 10, 1990, 11:45 PM CDT
- In force
- 67 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Frontier County, NE, Lincoln 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.6 hours before the alert went out and 38 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
- 1520 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 2035 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 16.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KLBF 110338
SVRLBF
NEC063-111-110445-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1038 PM CDT FRI AUG 10 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1145 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE SOUTHWEST PART OF NEBRASKA
NORTHERN FRONTIER...SOUTHEAST LINCOLN
...CORRECTION...
AT 1025 PM CDT RADAR INDICATED ASEVERE THUNDERSTORM 15 MILES
SOUTHEAST OF NORTH PLATTE MOVING INTO FRONTER COUNTY IN THE VICINTY
OF MOOREFIELD WHICH IS 30 MILES SOUTHEAST OF NORTH PLATTE. THE
STORM WAS MOVING SOUTH-SOUTHEAST AT 30 MPH.
IF YOU ARE IN THE AREA THREATENED BY THE STORM...GO TO A REINFORCED
SHELTER AND PREPARE FOR STRONG DAMAGING WIND...LARGE HAIL...VERY
HEAVY RAIN...AND DEADLY LIGHTNING.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH...
LARGE HAIL GREATER THAN 3/4 INCH IN DIAMETER...DEADLY LIGHTNING
AND EVERY HEAVY RAIN THAT CAN FLOOD A LOW LYING AREA QUICKLY.
WALAWENDERWhat 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 10, 5:39 PM CDT, 4 hours 59 minutes before
NEZ012-102330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 435 PM MDT FRI AUG 10 1990 ...DEVELOPING THUNDERSTORMS IN SOUTHWEST NEBRASKA. AT 430 PM CDT...AN INTENSE THUNDERSTORM HAD DEVELOPED OVER KEITH COUNTY IN SOUTHWEST NEBRASKA. THE STORM WAS LOCATED ABOUT 5 MILES EAST OF OGALLALA OR ABOUT 46 MILES WEST OF NORTH PLATTE NEBRASKA. THIS THUNDERSTORM WAS MOVING EAST AT ABOUT 15 MPH. DANGEROUS LIGHTNING... BRIEF HEAVY RAIN AND POSSIBLE SMALL HAIL MAY BE ASSOCIATED WITH THIS STORM. PERSONS IN THE PATH OF THIS STORM SHOULD THE WEATHER SITUATION CAREFULLY. OTHER STRONG THUNDERSTORMS WERE DEVELOPING IN NORTHEAST LINCOLN COUNTY... SOUTH LOGAN COUNTY...AND SOUTHWEST CUSTER COUNTY. THESE STORMS WERE MOVING EAST AT 15 TO 20 MPH. SMALLFIELD
Special weather statement, Aug 10, 7:02 PM CDT, 3 hours 36 minutes before
NEZ006-007-012-110100 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 705 PM MDT FRI AUG 10 1990 ...SEVERE THUNDERSTORM WATCH FOR SOUTHWEST AND WEST CENTRAL NEBRASKA UNTI 11 PM CDT. AT 655 PM CDT...INTENSE THUNDERSTORMS WERE IN LINCOLN...KEITH AND PERKINS COUNTIES OF SOUTHWEST NEBRASKA. THEY WERE LOCATED 10 MILES NORTHEAST OF NORTH PLATTE NE 5 MILES NORTH OF SUTHERLAND NE OR 20 MILES WEST OF NORTH PLATTE NE AND 3 MILES WEST OF OGALLALA NE TO 5 MILES SOUTHEAST OF BRULE NE OR OR ABROUT 45 TO 50 WEST TO SOUTHWEST OF NORTH PLATTE NE. OGALLALA NE REPORTED HEAVY RAIN AND STRONG WINDS BUT NO DAMAGE. OTHER STRONG THUNDERSTORMS WERE IN THE NORTHWEST CORNER OF THOMAS COUNTY 10 MILES NORTHWEST OF THEDFORD OR ABOUT 55 MILES NORTH OF NORTH PLATTE NE. THE STORMS WERE MOVING EAST SOUTHEAST AT 20 TP 30 MPH. SMALLFIELD
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 7:35 PM CDT | Severe Thunderstorm Warning | LBF | Blaine | 55 min |
| Aug 10, 7:59 PM CDT | Severe Thunderstorm Warning | LBF | Logan, Thomas | 61 min |
| Aug 10, 8:31 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Lincoln, Logan, McPherson | 59 min |
| Aug 10, 8:48 PM CDT | Severe Thunderstorm Warning | LBF | Chase | 57 min |
| Aug 10, 9:21 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 69 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1990Every severe thunderstorm warning 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.