Alert archive / North Dakota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 44, NWS Grand Forks, ND

August 6, 1994Grand Forks County, Steele County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 6, 1994, 11:04 PM CDT for Grand Forks County, Steele County, North Dakota. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Aug 6, 1994, 11:04 PM CDT (04:04 UTC)
Expired
Aug 7, 1994, 12:00 AM CDT
In force
56 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

Counties Grand Forks County, ND, Steele County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 4.1 hours before the alert went out and 256 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 00:00Z on 1994-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1834 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 1994-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
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

Open this sounding in Storm Lab

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, 7:30 PM CDT, 3 hours 34 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004-
007>009-013>017-022>024-027>032-039>041-047-070140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
730 PM CDT SAT AUG 6 1994

...A STRONG THUNDERSTORM CONTINUED ACROSS CAVALIER COUNTY NORTH DAKOTA...
AT 725 PM CDT A STRONG THUNDERSTORM WAS LOCATED JUST WEST OF LANGDON IN
CENTRAL CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA. THIS STORM PRODUCED
SMALL HAIL AND HEAVY RAIN OVER NORTHWEST CAVALIER COUNTY SINCE 7PM CDT.

OTHER SHOWERS AND THUNDERSTORMS TO THE NORTHWEST IN CANADA WILL LIKELY
FOLLOW THE SAME TRACK AND MOVE ACROSS CAVALIER COUNTY THROUGH 830PM.

MOVEMENT WAS SOUTHEAST AT 20 MILES AN HOUR.

IF YOU ARE IN THE PATH OF THIS STORM..BE READY TO GO TO SAFE SHELTER.

PLEASE STAY TUNED TO YOUR LOCAL MEDIA OUTLET FOR FURTHER STATEMENTS
ABOUT THESE STORMS.
BENNETT
Special weather statement, Aug 6, 7:38 PM CDT, 3 hours 26 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004-
007>009-013>017-022>024-027>032-039>041-047-070140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
730 PM CDT SAT AUG 6 1994

...A STRONG THUNDERSTORM CONTINUED ACROSS CAVALIER COUNTY NORTH DAKOTA...
AT 725 PM CDT A STRONG THUNDERSTORM WAS LOCATED JUST WEST OF LANGDON IN
CENTRAL CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA. THIS STORM PRODUCED
SMALL HAIL AND HEAVY RAIN OVER NORTHWEST CAVALIER COUNTY SINCE 7PM CDT.

OTHER SHOWERS AND THUNDERSTORMS TO THE NORTHWEST IN CANADA WILL LIKELY
FOLLOW THE SAME TRACK AND MOVE ACROSS CAVALIER COUNTY THROUGH 830PM.

MOVEMENT WAS SOUTHEAST AT 20 MILES AN HOUR.

IF YO~U ARE IN THE PATH OF THIS STORM..BE READY TO GO TO SAFE SHELTER.

PLEASE STAY TUNED TO YOUR LOCAL MEDIA OUTLET FOR FURTHER STATEMENTS
ABOUT THESE STORMS.
BENNETT
Special weather statement, Aug 6, 8:35 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>041-047-070240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
835 PM CDT SAT AUG 6 1994

...STRONG THUNDERSTORMS CONTINUED ACROSS CAVALIER COUNTY NORTH DAKOTA...
AT 829 PM CDT A CLUSTER OF STRONG THUNDERSTORMS WAS LOCATED OVER THE
WESTERN PART OF CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA. THE STRONGEST
STORM WAS NEAR THE TOWN OF MUNICH. THIS STORM WILL MOVE INTO RAMSEY COUNTY
BY 9PM.

OTHER SHOWERS AND THUNDERSTORMS TO THE NORTHWEST IN TOWNER COUNTY WILL
LIKELY FOLLOW THE SAME TRACK AND MOVE ACROSS CAVALIER COUNTY THROUGH 930PM.

ANOTHER AREA OF SHOWERS AND THUNDERSHOWERS WAS ABOUT 40 MILES NORTH OF
GRAND FORKS NORTH DAKOTA ALONG THE PEMBINA/WALSH COUNTY LINE.

MOVEMENT WAS 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, 8:43 PM CDT, 2 hours 21 minutes before
NDZ007-008-016-026>030-038-039-048-049-051>053-MNZ001>004-
007>009-013>017-022>024-027>032-039>041-047-070240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
835 PM CDT SAT AUG 6 1994

...STRONG THUNDERSTORMS CONTINUED ACROSS CAVALIER COUNTY NORTH DAKOTA...
AT 829 PM CDT A CLUSTER OF STRONG THUNDERSTORMS WAS LOCATED OVER THE
WESTERN PART OF CAVALIER COUNTY OF NORTHEAST NORTH DAKOTA. THE STRONGEST
STORM WAS NEAR THE TOWN OF MUNICH. THIS STORM WILL MOVE INTO RAMSEY COUNTY
BY 9PM.

OTHER SHOWERS AND THUNDERSTORMS TO THE NORTHWEST IN TOWNER COUNTY WILL
LIKELY FOLLOW THE SAME TRACK AND MOVE ACROSS CAVALIER COUNTY THROUGH 930PM.

ANOTHER AREA OF SHOWERS AND THUNDERSHOWERS WAS ABOUT 40 MILES NORTH OF
GRAND FORKS NORTH DAKOTA ALONG THE PEMBINA/WALSH COUNTY LINE.

MOVEMENT WAS 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, 9:35 PM CDT, 1 hour 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 FURTHER
STATEMENTS ABOUT THESE STORMS.
BENNETT
Special weather statement, Aug 6, 9:42 PM CDT, 1 hour 22 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

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 6, 11:08 PM CDTSevere Thunderstorm WarningFGFKittson67 min
Aug 7, 1:02 AM CDTSevere Thunderstorm WarningFGFClay58 min
Aug 6, 10:21 PM CDTSevere Thunderstorm WarningFGFGriggs69 min
Aug 6, 10:36 PM CDTSevere Thunderstorm WarningFGFNelson69 min
Aug 6, 11:35 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass, Griggs55 min
Aug 7, 12:11 AM CDTSevere Thunderstorm WarningFGFSteele, Traill64 min
Aug 7, 12:34 AM CDTSevere Thunderstorm WarningFGFGriggs56 min
Aug 7, 12:34 AM CDTSevere Thunderstorm WarningFGFCass56 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.