Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 77, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 27, 1994, 8:29 AM CDT for Koochiching County, Minnesota. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- Aug 27, 1994, 8:29 AM CDT (13:29 UTC)
- Expired
- Aug 27, 1994, 9:24 AM CDT
- In force
- 55 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Koochiching County, MN
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 1.5 hours before the alert went out and 51 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
- 1524 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 162 m²/s²
- 0-3 km storm-relative helicity
- 471 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KINL 271329 RRA SVRINL MNC071-271430- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INTERNATIONAL FALLS MN 829 AM CDT SAT AUG 27 1994 THE NATIONAL WEATHER SERVICE IN INTERNATIONAL FALLS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 AM CDT FOR PERSONS IN THE FOLLOWING LOCATION... IN NORTH CENTRAL MINNESOTA ...SOUTHERN KOOCHICHING COUNTY AT 825 AM CDT...FARGO RADAR INDICATED A SEVERE THUNDERSTORM 55 MILES SOUTHWEST OF INTERNATIONAL FALLS...MOVING EAST-SOUTHEAST AT 35 MPH. THROUGH 930 AM THIS THUNDERSTORM WILL AFFECT THE COMMUNITIES OF GEMMELL...RIDGE...WILDWOOD AND EVENTUALLY CRAIGVILLE. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND 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. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER lCOVERS THE ROAD. PACKINGHAM NNNN
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Aug 27, 5:07 AM CDT, 3 hours 22 minutes before
STORM REPORTS
NATIONAL WEATHER SERVICE FARGO ND
500 AM CDT SAT AUG 27 1994
TIME EVENT
406 AM CDT CAVALIER COUNTY SHERIFFS OFFICE REPORTED PEA TO MARBLE
SIZE HAIL AND WIND TO 35 MPH WEST OF HANNAH ND IN IN
EXTREME NORTHWEST CAVALIER COUNTY OF NORTHEAST NORTH
DAKOTA.
418 AM CDT CAVALIER COUNTY SHERIFFS OFFICE REPORTED GOLFBALL SIZE
HAIL AT MUNICH NORTH DAKOTA IN SOUTHWEST CAVALIER COUNTY
OF NORTHEAST NORTH DAKOTA.
440 AM CDT GRAND FORKS AIR FORCE BASE WEATHER HAD A REPORT OF 60 MPH
WIND NORTHWEST OF LANGDON IN CENTRAL CAVALIER COUNTY OF
NORTHEAST NORTH DAKOTA.
SPIESSpecial weather statement, Aug 27, 5:25 AM CDT, 3 hours 4 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004- 007>009-013>017-022>024-027>032-039>041-047-271130- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 525 AM CDT SAT AUG 27 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR EASTERN NORTH DAKOTA UNTIL 9 AM CDT... AT 520 AM CDT...SCATTERED THUNDERSTORMS...SOME WITH VERY HEAVY RAIN WERE MOVING SOUTHEAST ACROSS EASTERN PEMBINA AND EASTERN WALSH COUNTIES OF NORTHEAST NORTH DAKOTA. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 50 MILES AN HOUR AND SHOULD MOVE ACROSS THE RED RIVER INTO THE COUNTIES OF KITTSON AND WESTERN MARSHALL BY 530 AM. THESE THUNDERSTORMS HAVE PRODUCED HIGH WIND...VERY HEAVY RAIN...LARGE HAIL AND DEADLY LIGHTNING IN CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA. SPIES
Special weather statement, Aug 27, 5:29 AM CDT, 3 hours before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004- 007>009-013>017-022>024-027>032-039>041-047-271130- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 525 AM CDT SAT AUG 27 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR EASTERN NORTH DAKOTA UNTIL 9 AM CDT... AT 520 AM CDT...SCATTERED THUNDERSTORMS...SOME WITH VERY HEAVY RAIN WERE MOVING SOUTHEAST ACROSS EASTERN PEMBINA AND EASTERN WALSH COUNTIES OF NORTHEAST NORTH DAKOTA. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 50 MILES AN HOUR AND SHOULD MOVE ACROSS THE RED RIVER INTO THE COUNTIES OF KITTSON AND WESTERN MARSHALL BY 530 AM. THESE THUNDERSTORMS HAVE PRODUCED HIGH WIND...VERY HEAVY RAIN..."LARGE HAIL AND DEADLY LIGHTNING IN CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA. SPIES
Special weather statement, Aug 27, 7:50 AM CDT, 39 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004- 007>009-013>017-022>024-027>032-039>041-047-271330- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 750 AM CDT SAT AUG 27 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHERN MINNESOTA UNTIL UNTIL 1 PM CDT... AT 725 AM CDT...AN AREA OF THUNDERSTORMS...SOME STRONG...WERE MOVING ACROSS BELTRAMI COUNTY OF NORTHWESTERN MINNESOTA...FROM 40 MILES NORTHWEST TO 10 MILES EAST OF BEMIDJI MINNESOTA. THESE THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR AND SHOULD MOVE ACROSS THE RED LAKE AREA AND NEAR THE CITIES OF RED LAKE AND BLACKDUCK BY 830 AM CDT. THESE THUNDERSTORMS MAY PRODUCE STRONG WIND...VERY HEAVY RAIN...HAIL... AND DEADLY LIGHTNING. PEOPLE IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES.
Special weather statement, Aug 27, 7:51 AM CDT, 38 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004- 007>009-013>017-022>024-027>032-039>041-047-271330- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 750 AM CDT SAT AUG 27 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHERN MINNESOTA UNTIL UNTIL 1 PM CDT... AT 725 AM CDT...AN AREA OF THUNDERSTORMS...SOME STRONG...WERE MOVING ACROSS BELTRAMI COUNTY OF NORTHWESTERN MINNESOTA...FROM 40 MILES NORTHWEST TO 10 MILES EAST OF BEMIDJI MINNESOTA. THESE THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR AND SHOULD MOVE ACROSS THE RED LAKE AREA AND NEAR THE CITIES OF RED LAKE AND BLACKDUCK BY 830 AM CDT. THESE THUNDERSTORMS MAY PRODUCE STRONG WIND...VERY HEAVY RAIN...HAIL... AND DEADLY LIGHTNING. PEOPLE IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES.
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 6:16 AM CDT | Severe Thunderstorm Warning | FGF | Marshall | 59 min |
| Aug 27, 6:35 AM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 55 min |
| Aug 27, 8:58 AM CDT | Tornado Warning | FGF | Lake of the Woods, Roseau | 47 min |
| Aug 27, 9:55 AM CDT | Severe Thunderstorm Warning | FGF | Koochiching | 65 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.