Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 22, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 22, 1994, 2:21 AM CDT for Mahnomen County, Norman County, Minnesota. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Jun 22, 1994, 2:21 AM CDT (07:21 UTC)
- Expired
- Jun 22, 1994, 3:30 AM CDT
- In force
- 69 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
Counties Mahnomen County, MN, Norman County, MN
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 7.4 hours before the alert went out and 252 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1888 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KFAR 220721 RRA
SVRFAR
MNC087-107-119-220830-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FARGO ND
221 AM CDT WED JUN 22 1994
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 330 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE NORTHWEST PART OF MINNESOTA
MAHNOMEN...EASTERN NORMAN...SOUTHERN POLK
AT 215 AM CDT...RADAR INDICATED A SEVERE THUNDERSTORM IN POLK
COUNTY. THIS SEVERE THUNDERSTORM IS MOVING TO THE SOUTHEAST AT
35 MILES PER HOUR AND WILL PASS NEAR THE CITIES OF FERTILE...
GARY...AND BEJOU.
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.
JEURISSENThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 2:21 AM CDT | Severe Thunderstorm Warning | FGF | Polk | 44 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1994Every severe thunderstorm warning in 1994
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.