Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 135, NWS North Platte, NE

August 4, 1992Custer County, Logan County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 4, 1992, 6:48 PM CDT for Custer County, Logan County, Nebraska. It was in force for 42 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 4, 1992, 6:48 PM CDT (23:48 UTC)
Expired
Aug 4, 1992, 7:30 PM CDT
In force
42 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Custer County, NE, Logan County, NE

What was reported inside it

TimeReportWhereRemark
Aug 4, 7:00 PM CDTHail 2.75Logan, NE
Aug 4, 7:20 PM CDTHail 0.75Logan, NE
Aug 4, 7:30 PM CDTHail 1.75Custer, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.8 hours before the alert went out and 57 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 1992-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 167 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 1992-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 148 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
167 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
612 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
148 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

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

Special weather statement, Aug 4, 1:20 PM CDT, 5 hours 28 minutes before
NEZ006-007-012-016-017-041910-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
120 PM CDT TUE AUG 4 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM CDT FOR
   WEST CENTRAL NEBRASKA...

A SEVERE THUNDERSTORM WATCH IS OUT FOR ARTHUR..MCPHERSON..GRANT..
HOOKER..THOMAS..LOGAN..CUSTER AND LINCOLN COUNTIES IN WEST CENTRAL
NEBRASKA UNTIL 700 PM CDT.

AT 117 PM CDT...RADAR SHOWED NO PRECIPITATION OCCURRING IN SOUTHWEST OR
WEST CENTRAL NEBRASKA. HOWEVER..THUNDERSTORMS..SOME OF WHICH MAY PRODUCE
LARGE HAIL AND DAMAGING WINDS..MAY DEVELOP IN THE WATCH AREA DURING THE
NEXT SEVERAL HOURS.

PERSONS IN THE WATCH AREA SHOULD STAY TUNED TO NOAA WEATHER RADIO OR
LOCAL MEDIA FOR FURTHER STATEMENTS AND POSSIBLY WARNINGS.
ABBAS
Special weather statement, Aug 4, 2:29 PM CDT, 4 hours 19 minutes before
NEZ006-007-012-016-017-042020-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
230 PM CDT TUE AUG 4 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM CDT FOR
   GRANT..HOOKER..THOMAS..ARTHUR..MCPHERSON..LOGAN..CUSTER AND
   LINCOLN COUNTIES IN WEST CENTRAL NEBRASKA...

AT 228 PM...NO PRECIPITATION WAS OCCURRING IN SOUTHWEST AND WEST
CENTRAL NEBRASKA.  HOWEVER..THUNDERSTORMS MAY STILL DEVELOP OVER
THE NEXT SEVERAL HOURS.  A FEW OF THOSE THUNDERSTORMS MAY PRODUCE
LARGE HAIL..VERY HEAVY RAIN AND DAMAGING WINDS..ESPECIALLY IN THE
WATCH AREA.

THUS..PERSONS IN SOUTHWEST AND WEST CENTRAL NEBRASKA SHOULD MONITOR
NOAA WEATHER RADIO OR LOCAL MEDIA FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

ABBAS
Special weather statement, Aug 4, 4:18 PM CDT, 2 hours 30 minutes before
NEZ006-007-012-016-017-042210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
420 PM CDT TUE AUG 4 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM CDT FOR
   HOOKER..LOGAN..THOMAS AND CUSTER COUNTIES...

AT 418 PM CDT...NO THUNDERSTORMS WERE OCCURRING WITHIN SOUTHWEST
OF WEST CENTRAL NEBRASKA.  HOWEVER..THE POTENTIAL EXISTS FOR
THUNDERSTORMS TO DEVELOP OVER THE NEXT SEVERAL HOURS. A FEW OF
THESE THUNDERSTORMS MAY REACH SEVERE LEVELS..ESPECIALLY IN THE
WATCH AREA.

PERSONS IN SOUTHWEST AND WEST CENTRAL NEBRASKA..ESPECIALLY THOSE
IN HOOKER..THOMAS..LOGAN AND CUSTER COUNTIES SHOULD MONITOR NOAA
WEATHER RADIO AND LOCAL MEDIA FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

ABBAS
Local storm report, Aug 4, 6:24 PM CDT, 24 minutes before
NE002-042330-

STORM REPORT
NATIONAL WEATHER SERVICE VALENTINE NE
620 PM CDT TUE AUG 4 1992

SELS MKC OMA A VTN

STORM REPORT FROM TUESDAY AFTERNOON AUGUST 4 1992...

TIME
550  PM CDT   A CITIZEN REPOQRTED 3/4 INCH HAIL 35 MILES SOUTH
              OF VALENTINE OVER SOUTHEASTERN CHERRY COUNTY.
              SEVERAL WINDOWS WERE BROKEN BY THE HAIL.

BURNS

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 3, 7:44 PM CDTSevere Thunderstorm WarningLBFLincoln31 min
Aug 4, 10:59 AM CDTSevere Thunderstorm WarningLBFKeya Paha, Rock61 min
Aug 4, 11:41 AM CDTSevere Thunderstorm WarningLBFHolt, Rock49 min
Aug 4, 3:25 PM CDTSevere Thunderstorm WarningLBFCherry80 min
Aug 4, 4:25 PM CDTSevere Thunderstorm WarningLBFCherry
Aug 4, 5:30 PM CDTSevere Thunderstorm WarningLBFCherry
Aug 4, 5:45 PM CDTSevere Thunderstorm WarningLBFThomas30 min
Aug 4, 5:49 PM CDTSevere Thunderstorm WarningLBFBlaine41 min
Aug 4, 6:20 PM CDTSevere Thunderstorm WarningLBFLogan, Thomas25 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.