Alert archive / North Dakota / Tornado Warnings in 1991
Tornado Warning 2, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at May 14, 1991, 10:22 PM CDT for Stutsman County, North Dakota. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- May 14, 1991, 10:22 PM CDT (03:22 UTC)
- Expired
- May 14, 1991, 10:50 PM CDT
- In force
- 28 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Stutsman County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 3.4 hours before the alert went out and 134 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2593 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 177 m²/s²
- 0-3 km storm-relative helicity
- 481 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KBIS 150322
TORBIS
NDC093-150400-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1022 PM CDT TUE MAY 14 1991
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1100 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE EAST CENTRAL PART OF NORTH DAKOTA
SOUTHEAST STUTSMAN
A TORNADO WAS REPORTED 3 MILES EAST OF HIGHWAY 281...8 MILES
SOUTH OF JAMESTOWN MOVING NORTHEAST AT 20 MPH.
IF YOU ARE IN THE PATH OF THIS TORNADO...GO TO A BASEMENT SHELTER
IF AVAILABLE...OTHERWISE TO A CENTRAL INTERIOR ROOM ON THE LOWEST
FLOOR...STAY AWAY FROM WINDOWS. ABANDON CARS AND MOBILE HOMES.
RSLWhat forecasters said that day
The local office's own words before this tornado 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, May 14, 8:07 PM CDT, 2 hours 15 minutes before
NDZ001>018-150200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 805 PM CDT TUE MAY 14 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF SOUTHEAST AND SOUTH CENTRAL NORTH DAKOTA UNTIL 1 AM CDT... AT 8 PM CDT WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS FROM 25 MILES SOUTHEAST OF BISMARCK TO THE SOUTH DAKOTA LINE...70 MILES SOUTHWEST OF BISMARCK WEST OF SELFRIDGE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MPH. THE STRONGEST THUNDERSTORM WAS LOCATED 40 MILES SOUTHEAST OF BISMARCK BETWEEN STRASBURG AND LINTON. PEA SIZE HAIL WAS REPORTED AT STRASBURG AT 750 PM CDT. THE THUNDERSTORM WILL BE IN LINTON BY 810 PM CDT. OTHER STRONG THUNDERSTORMS WERE LOCATED 20 MILES SOUTHEAST OF BISMARCK IN NORTHERN EMMONS COUNTY. THESE THUNDERSTORMS WILL PRODUCE EXTREMELY HEAVY RAIN...HAIL AND GUSTY WINDS. THE THUNDERSTORMS HAVE BEEN MOVING SLOWLY NORTHWARD AND MAY ALSO PRODUCE SMALL STREAM RISES AND PONDING OF WATER AS WELL AS STREET FLOODING. THE ATMOSPHERE IS VERY UNSTABLE OVER SOUTH CENTRAL AND SOUTHEAST NORTH DAKOTA. THERE IS A POTENTIAL FOR ANY OF THESE THUNDERSTORMS TO RAPIDLY BECOME SEVERE. FOR THIS REASON PERSONS IN SOUTH CENTRAL AND SOUTHEAST# NORTH DAKOTA SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES. VAN ESS
Special weather statement, May 14, 8:42 PM CDT, 1 hour 40 minutes before
NDZ003>018-150230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 840 PM CDT TUE MAY 14 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF SOUTHEAST AND SOUTH CENTRAL NORTH DAKOTA UNTIL 1 AM CDT... AT 8 PM CDT A LARGE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM 50 MILES EAST OF BISMARCK TO 100 MILES SOUTHWEST OF BISMARCK. THE STRONGEST THUNDERSTORMS WERE IN A LINE FROM 40 MILES SOUTHEAST OF BISMARCK IN NAPOLEON TO 70 MILES SOUTHEAST OF BISMARCK WEST OF ASHLEY. THESE THUNDERSTORMS WERE IN WESTERN LOBAN AND MCINTOSH COUNTIES. AT 835 PM CDT PEA TO MARBLE SIZE HAIL WAS REPORTED IN NAPOLEON. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MPH. OTHER STRONG THUNDERSTORMS WERE LOCATED 25 MILES SOUTHEAST OF BISMARCK NEAR MOFFIT AND 20 MILES SOUTHWEST OF BISMARCK IN SOUTHERN MORTON COUNTY. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MPH. THE ATMOSPHERE IS VERY UNSTABLE OVER SOUTH CENTRAL AND SOUTHREAST NORTH DAKOTA. THERE IS A POTENTIAL FOR ANY OF THESE THUNDERSTORMS TO RAPIDLY BECOME SEVERE. FOR THIS REASON PERSONS IN SOUTH CENTRAL AND SOUTHEAST NORTH DAKOTA SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES. VAN ESS
Special weather statement, May 14, 8:46 PM CDT, 1 hour 36 minutes before
NDZ003>018-150230- SPECIAL WEATHER STATEMENT...CORRECTION... NATIONAL WEATHER SERVICE BISMARCK ND 840 PM CDT TUE MAY 14 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF SOUTHEAST AND SOUTH CENTRAL NORTH DAKOTA UNTIL 1 AM CDT... AT 835 PM CDT A LARGE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM 50 MILES EAST OF BISMARCK TO 100 MILES SOUTHWEST OF BISMARCK. THE STRONGEST THUNDERSTORMS WERE IN A LINE FROM 40 MILES SOUTHEAST OF BISMARCK IN NAPOLEON TO 70 MILES SOUTHEAST OF BISMARCK WEST OF ASHLEY. THESE THUNDERSTORMS WERE IN WESTERN LOGAN AND MCINTOSH COUNTIES. AT 835 PM CDT PEA TO MARBLE SIZE HAIL WAS REPORTED IN NAPOLEON. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MPH. OTHER STRONG THUNDERSTORMS WERE LOCATED 25 MILES SOUTHEAST OF BISMARCK NEAR MOFFIT AND 20 MILES SOUTHWEST OF BISMARCK IN SOUTHERN MORTON COUNTY. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MPH. THE ATMOSPHERE IS VERY UNSTABLE OVER SOUTH CENTRAL AND SOUTHEAST NORTH DAKOTA. THERE IS A POTENTIAL FOR ANY OF THESE THUNDERSTORMS TO RAPIDLY BECOME SEVERE. FOR THIS REASON PERSONS IN SOUTH CENTRAL AND SOUTHEAST NORTH DAKOTA SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPYROACHES. VAN ESS
Special weather statement, May 14, 8:47 PM CDT, 1 hour 35 minutes before
NDZ002-005-150245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 847 PM CDT TUE MAY 14 1991 ...THUNDERSTORMS DECREASING OVER NORTHWEST NORTH DAKOTA... AT 845 PM CDT THUNDERSTORMS WERE SCATTERED FROM NEAR STANLEY NORTH DAKOTA IN MOUNTRAIL COUNTY...TO NEAR ALEXANDER IN MCKENZIE COUNTY. THESE THUNDERSTORMS WERE DECREASING IN COVERAGE AND INTENSITY BUT WERE STILL CAPABLE OF PRODUCING DANGEROUS LIGHTNING...STRONG WIND...AND HEAVY RAIN. THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOUR. MANY AREAS...ESPECIALLY IN NORTHEAST MCKENZIE COUNTY...HAVE HAD A PROLONGED PERIOD OF RAIN. AS A RESULT...SOME FIELDS AND ROADS MAY BECOME FLOODED. IF YOU COME TO[ A FLOODED ROAD...DO NOT TRY TO CROSS IT. WAIT UNTIL THE WATER RECEDES. IF THUNDERSTORMS MOVE INTO YOUR AREA...GO TO A SAFE PLACE. MARTIN
Special weather statement, May 14, 9:25 PM CDT, 57 minutes before
NDZ001>018-150300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 925 PM CDT TUE MAY 14 1991 ...MOST OF THE SEVERE THUNDERSTORM WATCH IN EFFECT FOR SOUTH CENTRAL NORTH DAKOTA HAS BEEN CANCELED... ...A SEVERE THUNDERSTORM WATCH FOR EAST CENTRAL AND SOUTHEAST NORTH DAKOTA REMAINS IN EFFECT UNTIL 1 AM CDT... THE FOLLOWING COUNTIES IN SOUTH CENTRAL NORTH DAKOTA ARE NO LONGER IN THE SEVERE THUNDERSTORM WATCH AREA...GRANT..SIOUX..EMMONS..BURLEIGH AND MORTON. THE BISMARCK/MANDAN AREA IS NO LONGER IN THE WATCH AREA. LEBLANG
Special weather statement, May 14, 9:32 PM CDT, 50 minutes before
NDZ003>018-150315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 930 PM CDT TUE MAY 14 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF SOUTHEAST AND PARTS OF SOUTH CENTRAL NORTH DAKOTA UNTIL 1 AM CDT... THE SEVERE THUNDERSTORM WARNING FOR WESTERN LOGAN COUNTY HAS EXPIRED. THE THUNDERSTORMS IN WESTERN LOGAN COUNTY HAVE DECREASED IN STRENGTH. AT 930 PM CDT A LARGE AREA OF SHOWERS AND THUNDERSTORMS WAS MOVING ACROSS SOUTH CENTRAL NORTH DAKOTA. THE AREA EXTENDED FROM 35 MILES NORTHWEST OF JAMESTOWN NEAR CARRINGTON TO 50 MILES SOUTH OF BISMARCK NEAR SELFRIDGE TO 85 MILES SOUTHWEST OF BISMARCK. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM NORTHEAST OF NAPOLEON TO 10 MILES EAST OF STRASBURG...IN WESTERN LOGAN AND MCINTOSH COUNTIES. THE STRONGER THUNDERSTORMS WILL CONTAIN VERY HEAVY RAIN...POSSIBLE HAIL AND DANGEROUS LIGHTNING. < THUNDERSTORMS WERE DEVELOPING AND MOVING THROUGH SLOPE AND BOWMAN COUNTIES...35 MILES SOUTHWEST OF DICKINSON...BETWEEN AMIDON AND BOWMAN. THESE THUNDERSTORMS WILL CONTAIN BRIEF HEAVY RAIN AND DANGEROUS LIGHTNING. THUNDERSTORMS WERE DEVELOPING RAPIDLY IN THE MINOT AREA. THE THUNDERSTORMS EXTENDED FROM 8 MILES WEST OF MINOT TO 40 MILES SOUTHWEST OF MINOT. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 MPH. THE THUNDERSTORMS WILL BE IN THE MINOT AREA UNTIL 1030 PM CDT. BRIEF HEAVY RAIN AND DANGEROUS LIGHTNING CAN BE EXPECTED. VAN ESS
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 8:45 PM CDT | Severe Thunderstorm Warning | BIS | Logan | 45 min |
| May 14, 9:48 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 42 min |
Nearby
Tornado Warnings in North Dakota, 1991Every tornado warning in 1991Tornadoes in 1991
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.