Alert archive / North Dakota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 99, NWS Bismarck, ND

August 27, 1994Stutsman County, Wells County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Aug 27, 1994, 12:00 AM CDT for Stutsman County, Wells County, North Dakota. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 27, 1994, 12:00 AM CDT (05:00 UTC)
Expired
Aug 27, 1994, 12:45 AM CDT
In force
45 min
Issued by
NWS Bismarck, ND
Area
Whole counties

Counties Stutsman County, ND, Wells County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 5.0 hours before the alert went out and 120 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 1994-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 466 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 1994-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 208 square meters per square second.1939587897117Sfc1 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
466 J/kg
Mixed-layer CIN
-296 J/kg
Mixed-layer LCL
1284 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
208 m²/s²
0-3 km storm-relative helicity
584 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 26, 8:07 PM CDT, 3 hours 53 minutes before
NDZ002-270210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLISTON  ND
807 PM CDT FRI AUG 26 1994

...A VERY STRONG THUNDERSTORM IS MOVING DOWN FROM SASKATCHEWAN...

AT 8 PM CDT WILLISTON RADAR INDICATED A VERY STRONG THUNDERSTOR 15
MILES NORTHWEST OF PORTAL. AT THE CURRENT RATE OF MOVEMENT...THIS
THUNDERSTORM WILL BE PASSING BETWEEN PORTAL AND NORTHGATE...IN EXTREME
NORTHERN BURKE COUNTY. MOVEMENT IS SOUTHEAST AT 45 MILES PER HOUR.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

STRONG GUSTY WINDS...FREQUENT LIGHTNING...VERY HEAVY RAINFALL AND
SMALL HAIL MAY ACCOMPANY THIS THUNDEDRSTORM.

LEWIS
Special weather statement, Aug 26, 8:10 PM CDT, 3 hours 50 minutes before
NDZ002-270210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLISTON  ND
807 PM CDT FRI AUG 26 1994

...A VERY STRONG THUNDERSTORM IS MOVING DOWN FROM SASKATCHEWAN...

AT 8 PM CDT WILLISTON RADAR INDICATED A VERY STRONG THUNDERSTOR 15
MILES NORTHWEST OF PORTAL. AT THE CURRENT RATE OF MOVEMENT...THIS
THUNDERSTORM WILL BE PASSING BETWEEN PORTAL AND NORTHGATE...IN EXTREME
NORTHERN BURKE COUNTY. MOVEMENT IS SOUTHEAST AT 45 MILES PER HOUR.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

STRONG GUSTY WINDS...FREQUENT LIGHTNING...VERY HEAVY RA*INFALL AND
SMALL HAIL MAY ACCOMPANY THIS THUNDEDRSTORM.

LEWIS
Special weather statement, Aug 26, 8:30 PM CDT, 3 hours 30 minutes before
NDZ003-011-270230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
830 PM CDT FRI AUG 26 1994

...STRONG THUNDERSTORM HEADING TOWARD NORTHERN RENVILLE COUNTY...

AT 825 PM CDT WEATHER RADAR INDICATED A STRONG THUNDERSTORM 40 MILES
WEST NORTHWEST OF SHERWOOD...OR 75 MILES NORTHWEST OF MINOT...MOVING
EAST SOUTHEAST AT 45 MPH.

THIS THUNDERSTORM WILL ENTER NORTHERN RENVILLE COUNTY BY 9 PM CDT.
TOWNS NEAR ITS PATH INCLUDE SHERWOOD.

GUSTY WINDS TO 55 MPH...SMALL HAIL...AND VERY HEAVY RAIN IS POSSIBLE
WITH THE PASSAGE OF THIS THUNDERSTORM.  IF THREATENING WEATHER
APPROACHES SEEK SHELTER INDOORS IMMEDIATELY.

LEBLANG
Special weather statement, Aug 26, 8:35 PM CDT, 3 hours 25 minutes before
NDZ003-011-270230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
830 PM CDT FRI AUG 26 1994

...STRONG THUNDERSTORM HEADING TOWARD NORTHERN RENVILLE COUNTY...

AT 825 PM CDT WEATHER RADAR INDICATED A STRONG THUNDERSTORM 40 MILES
WEST NORTHWEST OF SHERWOOD...OR 75 MILES NORTHWEST OF MINOT...MOVING
EAST SOUTHEAST AT 45 MPH.

THIS THUNDERSTORM WILL ENTER NORTHERN RENVILLE COUNTY BY 9 PM CDT.
TOWNS NEAR ITS PATH INCLUDE SHERWOOD.
H
GUSTY WINDS TO 55 MPH...SMALL HAIL...AND VERY HEAVY RAIN IS POSSIBLE
WITH THE PASSAGE OF THIS THUNDERSTORM.  IF THREATENING WEATHER
APPROACHES SEEK SHELTER INDOORS IMMEDIATELY.

LEBLANG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 9:16 PM CDTSevere Thunderstorm WarningBISBottineau, Renville29 min
Aug 26, 9:50 PM CDTSevere Thunderstorm WarningBISMcHenry, Ward40 min
Aug 26, 10:29 PM CDTSevere Thunderstorm WarningBISMcHenry46 min
Aug 26, 10:52 PM CDTTornado WarningBISMcHenry38 min
Aug 26, 11:08 PM CDTSevere Thunderstorm WarningBISSheridan, Wells52 min
Aug 26, 11:31 PM CDTSevere Thunderstorm WarningBISBottineau, McHenry44 min
Aug 27, 12:17 AM CDTSevere Thunderstorm WarningBISEddy43 min
Aug 27, 3:22 AM CDTSevere Thunderstorm WarningBISRolette30 min
Aug 27, 4:23 AM CDTSevere Thunderstorm WarningBISRamsey52 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.