Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 154, NWS North Platte, NE

September 1, 1992McPherson County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Sep 1, 1992, 6:44 PM CDT for McPherson County, Nebraska. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Sep 1, 1992, 6:44 PM CDT (23:44 UTC)
Expired
Sep 1, 1992, 7:15 PM CDT
In force
31 min
Issued by
NWS North Platte, NE
Area
Whole counties

County McPherson County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.7 hours before the alert went out and 62 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 1992-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 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 1992-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 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
26 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
623 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
31 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 
TTAA00 KLBF 012345
SVRLBF
NEC117-020015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
644 PM CDT TUE SEP 1 1992
 
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NEBRASKA
 
   ...SOUTHERN MCPHERSON COUNTY
 
AT 642 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM FROM TRYON TO 10
MILES SOUTHWEST OF TRYON. TRYON IS 25 MILES NORTHWEST OF NORTH PLATTE.
THIS SEVERE THUNDERSTORM IS MOVING EAST AT 20 MILES AN HOUR.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
MONSON 2345Z

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, Sep 1, 5:15 PM CDT, 1 hour 29 minutes before
NEZ007-012-016-017-012355-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
515 PM CDT MON AUG 31 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT...

...SHOWERS AND A FEW STRONG THUNDERSTORMS CONTINUE TO MOVE
   INTO PARTS OF SOUTHWEST NEBRASKA...

 AT 515 PM CDT...THE LEADING EDGE OF A LARGE AREA OF THUNDERSTORMS
 EXTENDED FROM 15 MILES SOUTHEAST OF MULLEN NE...WHICH IS ABOUT 55 MILES
 SOUTH SOUTHWEST OF NORTH PLATTE.  THE AREA EXTENDED SOUTH WEST TO
 5 MILES SOUTHWEST OF IMPERIAL...WHICH IS ABOUT 55 MILES SOUTHWEST OF
 NORTH PLATTE. THE STRONGEST STORM WAS LOCATED ABOUT 50 MILES SOUTHWEST
 OF NORTH PLATTE NE.  MOVEMENT WAS TO THE EAST AT ABOUT 20 MPH.

 SOME OF THE SHOWERS AND THUNDERSTORMS MAY PRODUCE SOME LOCALLY HEAVY
 RAINS AND BRIEF GUSTY WINDS AND SMALL HAIL.
 RN
Special weather statement, Sep 1, 5:19 PM CDT, 1 hour 25 minutes before
NEZ007-012-016-017-012355-

SPECIAL WEATHER STATEMENT...CORRECTION...THIRD LINE MAIN TEXT...
NATIONAL WEATHER SERVICE NORTH PLATTE NE
519 PM CDT MON AUG 31 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT...

...SHOWERS AND A FEW STRONG THUNDERSTORMS CONTINUE TO MOVE
   INTO PARTS OF SOUTHWEST NEBRASKA...

 AT 515 PM CDT...THE LEADING EDGE OF A LARGE AREA OF THUNDERSTORMS
 EXTENDED FROM 15 MILES SOUTHEAST OF MULLEN NE...WHICH IS ABOUT 55 MILES
 SOUTH SOUTHWEST OF VALENTINE NE.  THE AREA EXTENDED SOUTH WEST TO
 5 MILES SOUTHWEST OF IMPERIAL...WHICH IS ABOUT 55 MILES SOUTHWEST OF
 NORTH PLATTE. THE STRONGEST STORM WAS LOCATED ABOUT 50 MILES SOUTHWEST
 OF NORTH PLATTE NE.  MOVEMENT WAS TO THE EAST AT ABOUT 20 MPH.

 SOME OF THE SHOWERS AND THUNDERSTORMS MAY PRODUCE SOME LOCALLY HEAVY
 RAINS AND BRIEF GUSTY WINDS AND SMALL HAIL.
 RN
Special weather statement, Sep 1, 5:52 PM CDT, 52 minutes before
NEZ007-012-016-017-012355-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
552 PM CDT MON AUG 31 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT...

...SHOWERS AND A FEW INTENSE THUNDERSTORMS CONTINUE TO MOVE
   INTO PARTS OF SOUTHWEST NEBRASKA...

 AT 550 PM CDT...THE LEADING EDGE OF A LARGE AREA OF THUNDERSTORMS
 EXTENDED FROM 15 MILES SOUTHEAST OF MULLEN NE...WHICH IS ABOUT 55 MILES
 SOUTH SOUTHWEST OF VALENTINE NE.  THE AREA EXTENDED SOUTH WEST TO
 5 MILES SOUTHWEST OF IMPERIAL...WHICH IS ABOUT 55 MILES SOUTHWEST OF
 NORTH PLATTE. THE STRONGEST STORMS EXTENDED ABOUT 50 MILES SOUTHWEST
 TO 60 MILES SOUTHWEST OF NORTH PLATTE NE.

 SOME OF THE SHOWERS AND THUNDERSTORMS MAY PRODUCE SOME LOCALLY HEAVY
 RAINS AND BRIEF GUSTY WINDS AND SMALL HAIL.
 RN
Special weather statement, Sep 1, 5:55 PM CDT, 49 minutes before
NEZ007-012-016-017-012355-

SPECIAL WEATHER STATEMENT...ADDED MOVDEMENT OF THUNDERSTORMS...
NATIONAL WEATHER SERVICE NORTH PLATTE NE
552 PM CDT MON AUG 31 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT...

...SHOWERS AND A FEW INTENSE THUNDERSTORMS CONTINUE TO MOVE
   INTO PARTS OF SOUTHWEST NEBRASKA...

 AT 550 PM CDT...THE LEADING EDGE OF A LARGE AREA OF THUNDERSTORMS
 EXTENDED FROM 15 MILES SOUTHEAST OF MULLEN NE...WHICH IS ABOUT 55 MILES
 SOUTH SOUTHWEST OF VALENTINE NE.  THE AREA EXTENDED SOUTH WEST TO
 5 MILES SOUTHWEST OF IMPERIAL...WHICH IS ABOUT 55 MILES SOUTHWEST OF
 NORTH PLATTE. THE STRONGEST STORMS EXTENDED ABOUT 50 MILES SOUTHWEST
 TO 60 MILES SOUTHWEST OF NORTH PLATTE NE.  MOVEMENT WAS TO THE EAST AT
 ABOUT 15 MILES PER HOUR.
 SOME OF THE SHOWERS AND THUNDERSTORMS MAY PRODUCE SOME LOCALLY HEAVY
 RAINS AND BRIEF GUSTY WINDS AND SMALL HAIL.
 RN
Special weather statement, Sep 1, 6:30 PM CDT, 14 minutes before
NEZ007-012-016-017-020155-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
530 PM CDT MON AUG 31 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT...

...SHOWERS AND A FEW INTENSE THUNDERSTORMS CONTINUE TO MOVE ACROSS
   PARTS OF SOUTHWEST NEBRASKA...

 AT 630 PM CDT...A SCATTERED AREA OF THUNDERSTORMS...A FEW INTENSE...
 EXTENDED FROM 15 MILES NORTHWEST OF MULLEN NE...WHICH IS ABOUT 55 MILES
 SOUTH SOUTHWEST OF VALENTINE NE.  THE AREA EXTENDED SOUTH WEST TO
 5 MILES SOUTH OF IMPERIAL...WHICH IS ABOUT 55 MILES SOUTHWEST OF
 NORTH PLATTE. THE STRONGEST STORMS EXTENDED ABOUT 5 MILES WEST OF
 TYRON...WHICH IS ABOUT 28 MILES NORTH NORTHWEST OF NORTH PLATTE NE.

 SOME OF THE THUNDERSTORMS MAY PRODUCE SOME LOCALLY HEAVY RAINS...
 STRONG GUSTY WINDS AND SMALL HAIL.  MOVEMENT WAS TO THE EAST SOUTHEAST
 ABOUT 20 MPH.                                                        RN
Special weather statement, Sep 1, 6:35 PM CDT, 9 minutes before
NEZ007-012-016-017-020155-

SPECIAL WEATHER STATEMENT...CORRECTION FOR TIME ON THIRD LINE HEADER...
NATIONAL WEATHER SERVICE NORTH PLATTE NE
635 PM CDT MON AUG 31 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM CDT...

...SHOWERS AND A FEW INTENSE THUNDERSTORMS CONTINUE TO MOVE ACROSS
   PARTS OF SOUTHWEST NEBRASKA...

 AT 630 PM CDT...A SCATTERED AREA OF THUNDERSTORMS...A FEW INTENSE...
 EXTENDED FROM 15 MILES NORTHWEST OF MULLEN NE...WHICH IS ABOUT 55 MILES
 SOUTH SOUTHWEST OF VALENTINE NE.  THE AREA EXTENDED SOUTH WEST TO
 5 MILES SOUTH OF IMPERIAL...WHICH IS ABOUT 55 MILES SOUTHWEST OF
 NORTH PLATTE. THE STRONGEST STORM WAS LOCATED ABOUT 5 MILES WEST OF
 TYRON...WHICH IS ABOUT 28 MILES NORTH NORTHWEST OF NORTH PLATTE NE.

 SOME OF THE THUNDERSTORMS MAY PRODUCE SOME LOCALLY HEAVY RAINS...
 STRONG GUSTY WINDS AND SMALL HAIL.  MOVEMENT WAS TO THE EAST SOUTHEAST
 ABOUT 20 MPH.                                                       " RN

Nearby

Severe Thunderstorm Warnings in Nebraska, 1992Every severe thunderstorm warning in 1992

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.