Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 45, NWS Grand Forks, ND

August 6, 1994Kittson County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 6, 1994, 11:08 PM CDT for Kittson County, Minnesota. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Aug 6, 1994, 11:08 PM CDT (04:08 UTC)
Expired
Aug 7, 1994, 12:15 AM CDT
In force
67 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Kittson County, MN

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 4.1 hours before the alert went out and 257 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, International Fa, MN at 00:00Z on 1994-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 117 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, International Fa, MN at 00:00Z on 1994-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.1939Sfc1 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
117 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1060 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KFAR 070408 RRA
SVRFAR
MNC069-070515-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FARGO ND
1108 PM CDT SAT AUG 6 1994

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 1215 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHWEST PART OF MINNESOTA
      KITTSON

AT 1100 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM ALONG THE
MINNESOTA/CANADIAN BORDER 60 MILES NORTHWEST OF THIEF RIVER FALLS
OR 10 MILES NORTHWEST OF LANCASTER MINNESOTA. THIS STORM WAS MOVING
SOUTHEAST AT 25 MILES AN HOUR. SOME TOWNS IN THE WARNING AREA
INCLUDE LANCASTER...LAKE BRONSON AND KARLSTAD.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS 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.

REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
A TORNADO WITH LITTLE OR NO ADVANCE WARNING...SO BE ON THE LOOKOUT.
IF YOU SPOT A FUNNEL OR A TORNADO YOU SHOULD SEEK SHELTER IN A
REINFORCED BUILDING OR IN AN INTERIOR ROOM AWAY FROM OUTSIDE WALLS.

VOELKER

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 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>041-047-070140-

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 30 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 33 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 25 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 33 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 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>041-047-070340-

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 7, 1:02 AM CDTSevere Thunderstorm WarningFGFClay58 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.