Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 21, NWS Grand Forks, ND

July 14, 1995Grant County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 14, 1995, 3:14 AM CDT for Grant County, Minnesota. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1995, 3:14 AM CDT (08:14 UTC)
Expired
Jul 14, 1995, 3:45 AM CDT
In force
31 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Grant County, MN

The radar

The Aberdeen radar (KABR), 194 km from the middle of the area, began a volume at 08:18 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 8.2 hours before the alert went out and 219 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 00:00Z on 1995-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1960 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 00:00Z on 1995-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
1960 J/kg
Mixed-layer CIN
-240 J/kg
Mixed-layer LCL
1349 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFAR 140814 RRA
SVRFAR
MNC051-140845-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FARGO ND
314 AM CDT FRI JUL 14 1995

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 345 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE WEST CENTRAL PART OF MINNESOTA
      SOUTHERN GRANT

AT 310 AM CDT...FARGO WEATHER RADAR INDICATED A SEVERE THUNDERSTORM
IN GRANT COUNTY JUST EAST OF HERMAN.  THIS THUNDERSTORM WAS MOVING
TO THE EAST AT 45 MILES AN HOUR AND SHOULD MOVE THROUGH THE CITY OF
HOFFMAN BY 345 AM CDT.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 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.

JEURISSEN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 2:05 AM CDTSevere Thunderstorm WarningFGFTraverse55 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 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; radar from the NEXRAD Level II archive.