Alert archive / North Dakota / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 25, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 9, 1992, 5:43 PM CDT for Cass County, North Dakota. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Jul 9, 1992, 5:43 PM CDT (22:43 UTC)
- Expired
- Jul 9, 1992, 6:30 PM CDT
- In force
- 47 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Cass County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 10.7 hours before the alert went out and 263 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
- 13 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 916 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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, Jul 9, 1:14 PM CDT, 4 hours 29 minutes before
NDZ012-013-015-016-017-091900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FARGO ND 113 PM CDT THU JUL 9 1992 ..STRONG THUNDERSTORMS RAPIDLY DEVELOPING OVER NORTHEAST NORTH DAKOTA... AT 105 PM...RADAR INDICATED STRONG THUNDERSTORMS DEVELOPING OVER PARTS OF NORTHEAST NORTH DAKOTA. THE STRONGEST STORM WAS CURRENTLY LOCATED 20 MILES SOUTHEAST OF DEVILS LAKE. THIS STORM IS LIKELY TO BE PRODUCING FREQUENT LIGHTNING STRIKES...VERY HEAVY RAIN AND SOME SMALL HAIL. MOVEMENT IS TO THE SOUTHEAST AT AROUND 25 MILES AN HOUR. PERSONS ACROSS NORTHEAST NORTH DAKOTA SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND SEEK SHELTER IF THREATENING WEATHER APPROACHES. WELVAERT
Special weather statement, Jul 9, 1:47 PM CDT, 3 hours 56 minutes before
NDZ012-013-015-016-017-MNZ001-006-007-010-092000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FARGO ND 145 PM CDT THU JUL 9 1992 ...STRONG THUNDERSTORMS OVER PARTS OF NORTHEAST NORTH DAKOTA AND NORTHWEST MINNESOTA... AT 130 PM...RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAINS AND SOME SMALL HAIL...OVER PARTS OF NORTHEAST NORTH DAKOTA AND NORTHWEST MINNESOTA. THIS AREA WAS 120 MILES WIDE AND EXTENDED FROM 40 MILES NORTH OF DEVILS LAKE...EASTWARD TO NEAR BEMIDJI. THE STRONGEST STORMS WERE OVER NORTHEAST NORTH DAKOTA...ONE WAS 25 MILES NORTHEAST OF DEVILS LAKE NEAR EDMORE...AND ANOTHER WAS 30 MILES SOUTHEAST OF DEVILS LAKE NEAR WARWICK. THESE STORMS WERE LIKELY TO BE PRODUCING VERY HEAVY RAINS...DANGEROUS LIGHTNING...AND SOME SMALL HAIL. MOVEMENT WAS TO THE SOUTHEAST AT 25 MILES AN HOUR. PERSONS ACROSS THE REGION SHOULD REMAIN ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS...AND BE PREPAREDA TO TAKE COVER IF THREATENING WEATHER APPROACHES. STAY TUNED TO LOCAL TELEVISION AND RADIO STATIONS...AS WELL AS NOAA WEATHER RADIO FOR LATER STATEMENTS. WELVAERT
Local storm report, Jul 9, 5:21 PM CDT, 22 minutes before
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</html>The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 2:07 PM CDT | Severe Thunderstorm Warning | FGF | Griggs, Nelson | 53 min |
| Jul 9, 2:19 PM CDT | Severe Thunderstorm Warning | FGF | Nelson | 41 min |
| Jul 9, 2:58 PM CDT | Severe Thunderstorm Warning | FGF | Griggs, Steele | 62 min |
| Jul 9, 4:00 PM CDT | Severe Thunderstorm Warning | FGF | Steele | 60 min |
| Jul 9, 4:20 PM CDT | Severe Thunderstorm Warning | FGF | Cass, Traill | 55 min |
| Jul 9, 4:33 PM CDT | Tornado Warning | FGF | Cass | 27 min |
| Jul 9, 4:56 PM CDT | Tornado Warning | FGF | Cass | 34 min |
| Jul 9, 5:07 PM CDT | Severe Thunderstorm Warning | FGF | Traill | 68 min |
| Jul 9, 2:22 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Mahnomen | 68 min |
| Jul 9, 5:30 PM CDT | Severe Thunderstorm Warning | FGF | Clay | 60 min |
| Jul 9, 6:26 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clay | 64 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; the sounding from the Mesonet's radiosonde archive.