Alert archive / Minnesota / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 45, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 9, 1992, 12:30 PM CDT for Beltrami County, Koochiching County, Minnesota. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Aug 9, 1992, 12:30 PM CDT (17:30 UTC)
- Expired
- Aug 9, 1992, 1:30 PM CDT
- In force
- 60 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
Counties Beltrami County, MN, Koochiching County, MN
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 5.5 hours before the alert went out and 94 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
- 2840 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 593 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 199 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.5
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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
Special weather statement, Aug 9, 6:36 AM CDT, 5 hours 54 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-091230- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 625 AM CDT SUN AUG 9 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHWEST AND NORTH CENTRAL MINNESOTA UNTIL 1100 AM CDT... AT 625 AM CDT A CLUSTER OF STRONG THUNDERSTORMS CONTINUED TO MOVE ACROSS THE EXTREME NORTH END OF THE RED RIVER VALLEY OF THE NORTH. THE MAJORITY OF THE STORMS WERE INSIDE CANADA...HOWEVER THE SOUTHERN END OF THE THUNDERSTORMS WERE SAGGING SOUTHEAST ACROSS KITTSON AND ROSEAU COUNTIES OF NORTHWEST MINNESOTA. MOVEMENT WAS SOUTHEAST AT 30 MILES AN HOUR AND MOVEMENT WILL TAKE THE THUNDERSTORMS INTO LAKE OF THE WOODS COUNTY AND THE NORTHWEST CORNER OF MARSHALL COUNTY BY 730 AM CDT. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING LARGE HAIL...VERY HEAVY RAIN...STRONG WINDS AND DANGEROUS LIGHTNING STRIKES. PEOPLE IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO GO TO SAFE SHELTER...IF THE NEED ARISES. PLEASE STAY TUNED TO RADIO/TELEVISION OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ANDERSEN
Special weather statement, Aug 9, 7:43 AM CDT, 4 hours 47 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-091330- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 725 AM CDT SUN AUG 9 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHWEST AND NORTH CENTRAL MINNESOTA UNTIL 1100 AM CDT... AT 725 AM CDT AN AREA OF STRONG THUNDERSTORMS CONTINUED TO MOVE ACROSS NORTHWEST MINNESOTA. MOVEMENT OF THESE STORMS WAS TO THE EAST AT 30 TO 35 MILES AN HOUR. SOME OF THESE STORMS EXTENDED NORTH INTO CANADA. THESE STORMS HAD PRODUCED 3/4 INCH HAIL IN ROSEAU COUNTY OF NORTHWEST MINNESOTA AND ALL ARE CAPABLE OF PRODUCING LARGE HAIL...STRONG WINDS... VERY HEAVY RAIN AND DANGEROUS LIGHTNING AS THEY MOVE EAST ACROSS THE NORTHERN COUNTIES OF MINNESOTA. ANOTHER AREA OF STRONG THUNDERSTORMS WAS MOVING ACROSS CENTAL NORTH DAKOTA AT 30 TO 35 MILES WITH THE STRONGEST THUNDERSTORMS NORTHWEST OF JAMESTOWN NORTH DAKOTA. PERSONS IN AND NEAR THE WATCH AREA AND NEAR ANY OF THESE THUNDERSTORMS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF THE NEED SHOULD ARISE. PLEASE STAY TUNED TO RADIO/TELEVISION OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ANDERSEN
Special weather statement, Aug 9, 8:40 AM CDT, 3 hours 50 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-091430- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 825 AM CDT SUN AUG 9 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHWEST AND NORTH CENTRAL MINNESOTA UNTIL 1100 AM CDT... AT 825 AM CDT AN AREA OF STRONG THUNDERSTORMS CONTINUED TO MOVE ACROSS NORTHWEST MINNESOTA. MOST OF THESE THUNDERSTORMS WERE NOW IN CANADA NORTH OF INTERNATIONAL FALLS MINNESOTA. THESE THUNDERSTORMS HAD PRODUCHED LARGE HAIL AND STRONG WINDS. ANOTHER AREA OF STRONG THUNDERSTORMS EXTENDED FROM NEAR PEMBINA IN PEMBINA COUNTY OF NORTHEAST NORTH DAKOTA SOUTHWEST TO THE SOUTH DAKOTA BORDER SOUTH OF BISMARCK NORTH DAKOTA. THESE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 30 TO 35 MILES AN HOUR AND WILL BE OVER MUCH OF EASTERN NORTH DAKOTA BY 10 AM CDT. THESE THUNDERSTORMS COULD PRODUCE HAIL...VERY HEAVY RAIN...STRONG WINDS AND DANGEROUS LIGHTNING STRIKES. PERSONS IN AND NEAR THE WATCH AREA AND NEAR ANY OF THESE THUNDERSTORMS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF THE NEED SHOULD ARISE. PLEASE STAY TUNED TO RADIO/TELEVISION OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ANDERSEN
Special weather statement, Aug 9, 9:40 AM CDT, 2 hours 50 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-091530- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 925 AM CDT SUN AUG 9 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHWEST AND NORTH CENTRAL MINNESOTA UNTIL 1100 AM CDT... AT 925 AM CDT AN AREA OF STRONG THUNDERSTORMS HAD MOVED EAST INTO CANADA...EAST OF INTERNATIONAL FALLS MINNESOTA. ANOTHER AREA OF STRONG THUNDERSTORMS EXTENDED FROM THE NORTHWEST CORNER OF KITTSON COUNTY OF NORTHWEST MINNESOTA SOUTHWEST THROUGH THE JAMESTOWN NORTH DAKOTA AREA ON TO THE SOUTH DAKOTA BORDER. THESE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 35 TO 40 MILES AN HOUR. THESE THUNDERSTORMS WILL BE OVER ALL OF THE RED RIVER VALLEY BY 10 AM. THESE THUNDERSTORMS COULD PRODUCE STORNG WINDS...VERY HEAVY RAIN...HAIL AND GUSTY WINDS. PERSONS IN AND NEAR THE WATCH AREA AND NEAR ANY OF THESE THUNDERSTORMS SHOULD REMAIN ALERT FOR RADIDLY CHANGING WEATHER CONDITION,S AND BE PREPARED TO SEEK SHELTER IF THE NEED ARISES. PLEASE STAY TUNED TO RADIO/TELEVISION OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ANDERSEN
Special weather statement, Aug 9, 10:37 AM CDT, 1 hour 53 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-091630- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 1025 AM CDT SUN AUG 9 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF WESTERN MINNESOTA UNTIL 3 PM CDT... AT 1025 AM CDT AN AREA OF STRONG THUNDERSTORMS COVERED MUCH OF THE RED RIVER VALLEY OF EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA. THE STRONGEST OF THESE THUNDERSTORMS WERE LOCATED OVER NORTHWEST MINNESOTA COVERING MUCH OF MAHNOMEN AND EASTERN POLK COUNTIES OF NORTHWEST MINNESOTA. PEA TO MARBLE SIZED HAIL HAD BEEN REPORTED AT FOSSTON MINNESOTA IN POLK COUNTY AND NEAR MAHNOMEN IN MAHNOMEN COUNTY. THESE THUNDERSTORMS WERE ALSO PRODUCING VERY HEAVY RAIN AND STRONG WINDS. A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN WERE NEARING THE RED RIVER VALLEY FROM THE WEST. ALL OF THESE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 35 TO 40 MILES AN HOUR. PERSONS IN AND NEAR THE WATCH AREA AND NEAR ANY OF THESE THUNDERSTORMS SHOULD STAY ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF THE NEED ARISES. PLEASE STAY TUNED TO RADIO/TELEVISION OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ANDERSEN
Special weather statement, Aug 9, 11:50 AM CDT, 40 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-091800- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 1145 AM CDT SUN AUG 9 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF WESTERN MINNESOTA UNTIL 3 PM CDT... AT 1132 AM CDT...A LINE OF STRONG THUNDERSTORMS CONTINUED TO MOVE EAST ACROSS NORTHWEST MINNESOTA AND SOUTHEAST NORTH DAKOTA. THIS 30 MILE WIDE LINE OF THUNDERSTORMS WAS LOCATED FROM 20 MILES SOUTHWEST OF BAUDETTE MINNESOTA AND EXTENDED TO NEAR ABERDEEN SOUTH DAKOTA...AND WAS MOVING EAST AT 40 MILES AN HOUR. THE STRONGEST THUNDERSTORMS WERE LOCATED JUST SOUTH OF FARGO...AND WILL MOVE ACROSS THE SOUTHERN PART OF CLAY COUNTY...AFFECTING THE TOWNS OF COMSTOCK...BARNESVILLE AND BAKER BY 1230 PM. BRIEF PERIODS OF VERY HEAVY RAIN AND POSSIBLY SOME SMALL HAIL MAY BE POSSIBLE. ANOTHER STRONG THUNDERSTORM WAS LOCATED 35 MILES SOUTHEAST OF THIEF RIVER FALLS...AND WILL MOVE INTO NORTHERN CLEARWATER COUNTY...AND AFFECT THE TOWNS OF GONVICK AND CLEARBROOK BY 1230 THIS AFTERNOON. REMEMBER LIGHTNING IS THE MOST DANGEROUS PART OF A THUNDERSTORM... PLEASE SEEK SAFETY IN A REINFORCED BUILDING SHOULD THUNDERSTORMS APPROACH YOUR AREA. TORNADOES ARE ALSO POSSIBLE AT ANY TIME WHEN STRONG THUNDERSTORMS ARE PRESENT. ARMSTRONG
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 6:47 AM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods, Roseau | 28 min |
| Aug 9, 7:17 AM CDT | Severe Thunderstorm Warning | FGF | Koochiching, Lake of the Woods | 28 min |
| Aug 9, 8:13 AM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods, Roseau | 62 min |
| Aug 9, 10:32 AM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater | 58 min |
| Aug 9, 11:21 AM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater | 69 min |
| Aug 9, 11:21 AM CDT | Severe Thunderstorm Warning | FGF | Koochiching, Lake of the Woods, Roseau | 69 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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; the sounding from the Mesonet's radiosonde archive.