Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 89, NWS North Platte, NE

July 9, 1992Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jul 9, 1992, 2:44 PM MDT for Cherry County, Nebraska. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Jul 9, 1992, 2:44 PM MDT (20:44 UTC)
Expired
Jul 9, 1992, 3:15 PM MDT
In force
31 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Cherry County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 8.7 hours before the alert went out and 163 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 1992-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 371 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 1992-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.1939587897Sfc1 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
371 J/kg
Mixed-layer CIN
-205 J/kg
Mixed-layer LCL
1266 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBFF 092044
SVRVTN
NEC031-092115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF NE
244 PM MDT THU JUL 9 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 315 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTH CENTRAL PART OF NEBRASKA
      WESTERN CHERRY

AT 243 PM MDT...A SEVERE THUNDERSTORM WAS 75 MILES SOUTHWEST OF
VALENTINE NEBRASKA...ENTERING WESTERN CHERRY COUNTY 25 MILES
SOUTHWEST OF MERRIMAN.  THE STORM WAS MOVING EAST AT 35 MPH.

PREPARE FOR LARGE HAIL...DAMAGING WIND...HEAVY RAIN AND DANGEROUS
LIGHTNING BY TAKING COVER.  STAY AWAY FROM AREAS WHERE LOOSE ITEM6S
CAN BECOME DANGEROUS FLYING DEBRIS.

GIVE REPORTS OF SEVERE WEATHER OR DAMAGE TO A LAW ENFORCEMENT AGENCY
FOR RELAY TO THE NATIONAL WEATHER SERVICE.

PFEIFFER

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 3:08 PM MDTSevere Thunderstorm WarningLBFGrant, Hooker22 min
Jul 9, 3:15 PM MDTSevere Thunderstorm WarningLBFCherry30 min
Jul 9, 3:29 PM MDTSevere Thunderstorm WarningLBFHooker61 min
Jul 9, 3:59 PM MDTSevere Thunderstorm WarningLBFThomas31 min
Jul 9, 4:25 PM MDTSevere Thunderstorm WarningLBFCuster, Logan35 min
Jul 9, 4:25 PM MDTSevere Thunderstorm WarningLBFAntelope, Knox80 min
Jul 9, 4:51 PM MDTTornado WarningLBFAntelope24 min
Jul 9, 5:15 PM MDTSevere Thunderstorm WarningLBFCuster45 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; the sounding from the Mesonet's radiosonde archive.