Alert archive / Nebraska / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 8, NWS North Platte, NE

May 22, 1994Chase County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 22, 1994, 5:32 PM MDT for Chase County, Nebraska. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
May 22, 1994, 5:32 PM MDT (23:32 UTC)
Expired
May 22, 1994, 6:00 PM MDT
In force
28 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Chase County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.5 hours before the alert went out and 114 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.

Skew-T log-pSkew-T log-p diagram, N. Platte/Lee Bi, NE at 12:00Z on 1994-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 775 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 1994-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
775 J/kg
Mixed-layer CIN
-162 J/kg
Mixed-layer LCL
1068 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KLBF 222332 RRA
SVRLBF
NEC029-230000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
632 PM CDT (532 PM MDT) SUN MAY 22 1994
 
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM CDT (600 PM MDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST NEBRASKA
 
   ...CHASE COUNTY
 
AT 530 PM MDT RADAR INDICATED A SEVERE THUNDERSTORM NEAR IMPERIAL OR
ABOUT 55 MILES SOUTHWEST OF NORTH PLATTE. THIS STORM HAS SHOWN LITTLE
MOVEMENT. THE COMMUNITY OF IMPERIAL IS INCLUDED IN THIS WARNING. VERY
HEAVY RAIN IS LIKELY WITH THIS STORM WHICH MAY PRODUCE STREET FLOODING
ALONG WITH LARGE HAIL.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
 
MONSON 2332Z

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, May 22, 5:19 PM MDT, 13 minutes before
NEZ069-070-230015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
617 PM CDT (517 PM MDT) SUN MAY 22 1994

...STRONG THUNDERSTORM IN THE IMPERIAL AREA...

A VERY STRONG THUNDERSTORM WAS LOCATED OVER IMPERIAL AND JUST TO THE
NORTH AND EAST OF IMPERIAL.  THIS THUNDERSTORM IS LIKELY PRODUCING VERY
HEAVY RAIN AS IT HAS SHOWN VERY LITTLE MOVEMENT.  ALONG WITH THE HEAVY R
NSMALL HAIL IS LIKELY WITH THIS STORM.

IMPERIAL IS ABOU"T 55 MILES SOUTHWEST OF NORTH PLATTE.

RESIDENTS OF IMPERIAL SHOULD BE PREPARED TO TAKE COVER IF THIS STORM
CONTINUES TO INTENSIFY.  SOME STREET FLOODING IS POSSIBLE IN TOWN ALONG
WITH DEADLY LIGHTNING.

MONSON
Special weather statement, May 22, 5:22 PM MDT, 10 minutes before
NEZ069-070-230015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
617 PM CDT (517 PM MDT) SUN MAY 22 1994

...STRONG THUNDERSTORM IN THE IMPERIAL AREA...

A VERY STRONG THUNDERSTORM WAS LOCATED OVER IMPERIAL AND JUST TO THE
NORTH AND EAST OF IMPERIAL.  THIS THUNDERSTORM IS LIKELY PRODUCING VERY
HEAVY RAIN AS IT HAS SHOWN VERY LITTLE MOVEMENT.  ALONG WITH THE HEAVY
RAIN SMALL HAIL IS LIKELY WITH THIS STORM.

IMPERIAL IS ABOUT *55 MILES SOUTHWEST OF NORTH PLATTE.

RESIDENTS OF IMPERIAL SHOULD BE PREPARED TO TAKE COVER IF THIS STORM
CONTINUES TO INTENSIFY.  SOME STREET FLOODING IS POSSIBLE IN TOWN ALONG
WITH DEADLY LIGHTNING.

MONSON

Nearby

Severe Thunderstorm Warnings in Nebraska, 1994Every severe thunderstorm warning in 1994

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.