Alert archive / North Dakota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 35, NWS Grand Forks, ND

July 18, 1992Dickey County, LaMoure County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 18, 1992, 4:13 PM CDT for Dickey County, LaMoure County, North Dakota. It was in force for 62 min. 4 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
Jul 18, 1992, 4:13 PM CDT (21:13 UTC)
Expired
Jul 18, 1992, 5:15 PM CDT
In force
62 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

Counties Dickey County, ND, LaMoure County, ND

What was reported inside it

TimeReportWhereRemark
Jul 18, 4:15 PM CDTHail 1.75Dickey, ND
Jul 18, 4:30 PM CDTHail 1.5La Moure, ND
Jul 18, 4:57 PM CDTHail 1.75Dickey, ND
Jul 18, 5:22 PM CDTHail 1.75Dickey, ND

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

Aberdeen, SD (KHON), launched 12:00Z, 9.2 hours before the alert went out and 154 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, Aberdeen, SD at 12:00Z on 1992-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 12 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, Aberdeen, SD at 12:00Z on 1992-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939Sfc1 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
12 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
962 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
75 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 KFAR 182113
SVRFAR
NDC021-045-182215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FARGO ND
413 PM CDT SAT JUL 18 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 515 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHEAST PART OF NORTH DAKOTA
      EASTERN DICKEY...EASTERN LA MOURE

AT 409 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED JUST WEST OF THE
CITY OF LA MOURE IN SOUTHERN LA MOURE COUNTY OF SOUTHEAST NORTH
DAKOTA. THIS THUNDERSTORM WAS MOVING EAST AT 30 MILES AN HOUR.

SOME CITIES INCLUDED IN THIS WARNING ARE LA MOURE...OAKES AND
VERONA.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS O:F 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.

SPIES

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 18, 5:10 PM CDTSevere Thunderstorm WarningFGFDickey, Sargent65 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 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.