Alert archive / North Dakota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 47, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 7, 1994, 12:11 AM CDT for Steele County, Traill County, North Dakota. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Aug 7, 1994, 12:11 AM CDT (05:11 UTC)
- Expired
- Aug 7, 1994, 1:15 AM CDT
- In force
- 64 min
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
Counties Steele County, ND, Traill County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 5.2 hours before the alert went out and 258 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
- 1834 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 2527 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 16.9
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 6, 9:35 PM CDT, 2 hours 36 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004- 007>009-013>017-022>024-027>032-039>041-047-070340- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 935 PM CDT SAT AUG 6 1994 ...STRONG THUNDERSTORMS CONTINUE ACROSS NORTHEAST NORTH DAKOTA... AT 929 PM CDT A STRONG THUNDERSTORM WAS LOCATED NEAR STARKWEATHER IN NORTHERN RAMSEY COUNTY OF NORTHEAST NORTH DAKOTA..ABOUT 25 MILES NORTH OF DEVILS LAKE. THIS STORM WAS MOVING SOUTHEAST AT 20 MILES AN HOUR AND SHOULD MOVE TO THE EAST OF DEVILS LAKE BY 1030PM. THIS STORM WILL LIKELY PRODUCE HAIL...HEAVY RAIN AND DEADLY LIGHTNING STRIKES. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS TOWNER AND SOUTHEAST CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA AND WERE MOVING SOUTHEAST AT 20 MILES AN HOUR. IF YOU ARE IN THE PATH OF THESE STORMS..BE READY TO GO TO SAFE SHELTER AS THEY COME YOUR WAY. PLEASE STAY TUNED TO YOUR LOCAL RADIO OR TELEVISION FOR FURTHER STATEMENTS ABOUT THESE STORMS. BENNETT
Special weather statement, Aug 6, 9:42 PM CDT, 2 hours 29 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004- 007>009-013>017-022>024-027>032-039>041-047-070340- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FARGO ND 935 PM CDT SAT AUG 6 1994 ...STRONG THUNDERSTORMS CONTINUE ACROSS NORTHEAST NORTH DAKOTA... AT 929 PM CDT A STRONG THUNDERSTORM WAS LOCATED NEAR STARKWEATHER IN NORTHERN RAMSEY COUNTY OF NORTHEAST NORTH DAKOTA..ABOUT 25 MILES NORTH OF DEVILS LAKE. THIS STORM WAS MOVING SOUTHEAST AT 20 MILES AN HOUR AND SHOULD MOVE TO THE EAST OF DEVILS LAKE BY 1030PM. THIS STORM WILL LIKELY PRODUCE HAIL...HEAVY RAIN AND DEADLY LIGHTNING STRIKES. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS TOWNER AND SOUTHEAST CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA AND WERE MOVING SOUTHEAST AT 20 MILES AN HOUR. IF YOU ARE IN THE PATH OF THESE STORMS..BE READY TO GO TO SAFE SHELTER AS THEY COME YOUR WAY. PLEASE STAY TUNED TO YOUR LOCAL RADIO OR TELEVISION FOR jFURTHER STATEMENTS ABOUT THESE STORMS. BENNETT
Local storm report, Aug 6, 11:14 PM CDT, 57 minutes before
STORM REPORTS
NATIONAL WEATHER SERVICE FARGO ND
1115 PM CDT SAT AUG 6 1994
TIME EVENT
1034 PM GRIGGS COUNTY SHERIFF REPORTED ONE INCH HAIL NEAR SUTTON ND
(35 N OF VALLEY CITY).Local storm report, Aug 6, 11:15 PM CDT, 56 minutes before
STORM REPORTS
NATIONAL WEATHER SERVICE FARGO ND
1115 PM CDT SAT AUG 6 1994
TIME EVENT
1034 PM GRIGGS COUNTY SHERIFF REPORTED ONE INCH HAIL NEAR SUTTON ND
(35 N OF VALLEY CITY).Local storm report, Aug 6, 11:50 PM CDT, 21 minutes before
STORM REPORTS
NATIONAL WEATHER SERVICE FARGO ND
1150 PM CDT SAT AUG 6 1994
TIME EVENT
1150 PM GRAND FORKS CO. SHERIFF REPORTED PEA TO MARBLE SIZE HAIL AT
NORTHWOOD.
1150 PM GRIGGS CO SHERIFF REPORTED PEA TO MARBLE SIZE HAIL AT COOPERSTOWN
AND 40 TO 50 MPH WIND.
1150 PM MAYOR OF TOLNA IN NELSON CO. REPROTED EST. 70 TO 80 MPH WINDS
GRAIN ELEVATOR AND MOBILE HOME DAMAGED...NUMEROUS TREES DOWN
DURING PAST HALF HOUR.Local storm report, Aug 6, 11:56 PM CDT, 15 minutes before
STORM REPORTS
NATIONAL WEATHER SERVICE FARGO ND
1150 PM CDT SAT AUG 6 1994
TIME EVENT
1150 PM GRAND FORKS CO. SHERIFF REPORTED PEA TO MARBLE SIZE HAIL AT
NORTHWOOD.
1150 PM GRIGGS CO SHERIFF REPORTED PEA TO MARBLE SIZE HAIL AT COOPERSTOWN
AND 40 TO 50 MPH WIND.
1150 PM MAYOR OF TOLNA IN NELSON CO. REPROTED EST. 70 TO 80 MPH WINDS
GRAIN ELEVATOR AND MOBILE HOME DAMAGED...NUMEROUS TREES DOWN
DURING PAST HALF HOUR.The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 11:08 PM CDT | Severe Thunderstorm Warning | FGF | Kittson | 67 min |
| Aug 7, 1:02 AM CDT | Severe Thunderstorm Warning | FGF | Clay | 58 min |
| Aug 6, 10:21 PM CDT | Severe Thunderstorm Warning | FGF | Griggs | 69 min |
| Aug 6, 10:36 PM CDT | Severe Thunderstorm Warning | FGF | Nelson | 69 min |
| Aug 6, 11:04 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks, Steele | 56 min |
| Aug 6, 11:35 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass, Griggs | 55 min |
| Aug 7, 12:34 AM CDT | Severe Thunderstorm Warning | FGF | Griggs | 56 min |
| Aug 7, 12:34 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 56 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 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.