Alert archive / Nebraska / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 78, NWS North Platte, NE

August 18, 1995Holt County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 18, 1995, 6:12 PM CDT for Holt County, Nebraska. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Aug 18, 1995, 6:12 PM CDT (23:12 UTC)
Expired
Aug 18, 1995, 7:15 PM CDT
In force
63 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Holt County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.2 hours before the alert went out and 211 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 1995-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 470 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 1995-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 266 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
470 J/kg
Mixed-layer CIN
-397 J/kg
Mixed-layer LCL
1327 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
266 m²/s²
0-3 km storm-relative helicity
257 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 KOFK 182315 RRA
SVROFK
NEC089-190015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORFOLK NE
612 PM CDT FRI AUG 18 1995
 
THE NATIONAL WEATHER SERVICE IN NORFOLK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NEBRASKA
 
   ...EASTERN HOLT COUNTY
 
AT 610 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 5 TO 10 MILES
SOUTH OF O NEILL IN HOLT COUNTY OF NORTH CENTRAL NEBRASKA MOVING EAST
NORTHEAST AT AROUND 10 TO 15 MPH.
 
PEOPLE IN THE PATH OF THIS STORM SHOULD TAKE SHELTER IMMEDIATELY.
PREPARE FOR DAMAGING WINDS...LARGE HAIL...DEADLY LIGHTNING AND VERY
HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA.  REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE A TORNADO WITH LITTLE OR NO WARNING.
 
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF NORTH CENTRAL
NEBRASKA UNTIL MIDNIGHT FRIDAY.
 
VAN ALLEN2314Z

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 5:37 AM CDTSevere Thunderstorm WarningLBFHolt53 min
Aug 18, 9:26 AM CDTSevere Thunderstorm WarningLBFKeya Paha49 min
Aug 18, 5:37 PM CDTSevere Thunderstorm WarningLBFHolt38 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1995Every severe thunderstorm warning in 1995

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.