Alert archive / North Dakota / Tornado Warnings in 1993
Tornado Warning 7, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Jul 1, 1993, 3:42 PM CDT for Towner County, North Dakota. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Jul 1, 1993, 3:42 PM CDT (20:42 UTC)
- Expired
- Jul 1, 1993, 4:12 PM CDT
- In force
- 30 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Towner County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 8.7 hours before the alert went out and 239 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
- 130 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 1162 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBIS 012037 TORBIS NDC095-012145- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BISMARCK ND 342 PM CDT THU JUL 1 1993 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 445 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST NORTH DAKOTA ...SOUTHERN TOWNER COUNTY AT 335 PM CDT THE CANDO POLICE REPORTED FUNNEL CLOUDS 15 MILES SOUTHWEST OF CANDO...35 MILES NORTHWEST OF DEVILS LAKE. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 20 MPH. THIS THUNDERSTORM WILL MOVE INTO CANDO BY 415 PM CDT. PEOPLE IN THE TOWN OF CANDO SHOULD TAKE SHELTER IMMEDIATELY. IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS... OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS. KM
What 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, Jul 1, 1:05 PM CDT, 2 hours 37 minutes before
NDZ002>003-005-011900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 105 PM CDT THU JUL 1 1993 ...THUNDERSTORMS MOVING INTO NORTHWEST NORTH DAKOTA... AT 100 PM CDT...WILLISTON RADAR INDICATED A THUNDERSTORM 20 MILES WEST OF WILLISTON. THE STORM WAS MOVING TO THE NORTHEAST AT 25 MILES AND HOUR AND WILL BE IN THE WILLISTON AREA AROUND 130 PM CDT. OTHER THUNDERSTORMS WERE ALSO DEVELOPING NEAR THE TOWN OF SIDNEY IN EASTERM MONTANA. THESE STORMS WERE MOVING TO THE NORTHEAST AT 25 MILES AN HOURS. THESE STORMS WILL LIKELY CONTAIN BRIEF HEAVY RAIN...GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. IF THESE THUNDERSTORMS APPROACH YOUR AREA...SEEK SHELTER INDOORS. RICHMOND
Special weather statement, Jul 1, 2:14 PM CDT, 1 hour 28 minutes before
NDZ002>003-005-012010- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 210 PM CDT THU JUL 1 1993 ...THUNDERSTORMS CONTINUE OVER NORTHWEST NORTH DAKOTA... AT 205 PM CDT...WILLISTON RADAR INDICATED AN AREA OF THUNDERSTORMS AND SHOWERS...IN A 20 MILE WIDE LINE...FROM 10 MILES NORTHEAST OF WILLISTON ...TO 40 MILES SOUTHWEST OF WILLISTON...NEAR SIDNEY MONTANA. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MILES...AND WILL PASS NEAR THE TOWNS OF CARTWRIGHT...ALEXANDER...AND WATFORD CITY IN MCKENZIE COUNTY BY 230 PM CDT. THESE STORMS WILL LIKELY CONTAIN BRIEF HEAVY RAIN...GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. IF THESE THUNDERSTORMS APPROACH YOUR AREA..n.SEEK SHELTER INDOORS. LEWIS
Special weather statement, Jul 1, 2:37 PM CDT, 1 hour 5 minutes before
NDZ001>018-012200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 240 PM CDT THU JUL 1 1993 ...STRONG THUNDERSTORMS MOVING ACROSS NORTH DAKOTA THIS AFTERNOON... AT 230 PM CDT RADAR INDICATED SCATTERED THUNDERSTORMS WERE EAST OF A MINOT TO BISMARCK LINE. THE STRONGEST THUNDERSTORMS WHICH WERE PRODUCING VERY HEAVY RAIN AND SMALL HAIL WERE LOCATED OVER BISMARCK...AND ALSO IN SHERIDAN COUNTY NORTH OF GOODRICH...60 MILES NORTHEAST OF BISMARCK. ALL OF THE THUNDERSTORMS WERE MOVING NORTHEAST AT 20 MPH. THESE THUNDERSTORMS WILL CONTINUE TO PRODUCE VERY HEAVY RAIN WHICH COULD CAUSE BRIEF LOWLAND FLOODING. ALSO...SMALL HAIL AND GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. VERY O FTEN THUNDERSTORMS PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING. PEOPLE ACROSS NORTH DAKOTA SHOULD SEEK SHELTER IMMEDIATELY IF THE WEATHER LOOKS THREATENING. KM
Special weather statement, Jul 1, 3:20 PM CDT, 22 minutes before
NDZ002>003-005-012120- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 320 PM CDT THU JUL 1 1993 ...THUNDERSTORMS CONTINUE OVER NORTHWEST NORTH DAKOTA... AT 315 PM CDT...WILLISTON RADAR INDICATED AN AREA OF THUNDERSTORMS... 20 MILES WIDE FROM...90 MILES SOUTHWEST OF WILLISTON...NEAR GLENDIVE MONTANA...TO 35 MILES NORTHEAST OF WILLISTON...NEAR TIOGA. THE STRONGEST THUNDERSTORMS WERE 30 TO 35 MILES SOUTH OF WILLISTON... NEAR THE TOWNS OF...ALEXANDER...AND WATFORD CITY IN MCKENZIE COUNTY AND WERE MOVING NORTHEAST AT 25 MILES PER HOUR. THESE STORMS WILL LIKELY CONTAIN BRIEF HEAVY RAIN...GUSTY WINDS...SMALL HAIL AND DANGEROUS LIGHTNING. IF THESE THUNDERSTORMS APPROACH YO UR AREA...SEEK SHELTER INDOORS. LEWIS
Special weather statement, Jul 1, 3:29 PM CDT, 13 minutes before
NDZ001>018-012200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 330 PM CDT THU JUL 1 1993 ...STRONG THUNDERSTORMS OVER CENTRAL AND WESTERN NORTH DAKOTA... AT 320 PM CDT RADAR INDICATED SCATTERED STRONG THUNDERSTORMS WERE OVER CENTRAL NORTH DAKOTA WHILE OTHER STRONG THUNDERSTORMS WERE DEVELOPING OVER SOUTHWEST NORTH DAKOTA. THE STRONGEST STORMS WERE OVER NORTHEAST BURLEIGH COUNTY...35 MILES NORTHWEST OF BISMARCK...OVER NORTHEAST BENSON COUNTY...30 MILES NORTHWEST OF DEVILS LAKE...AND ALSO OVER NORTHWEST MERCER COUNTY...45 MILES NORTHEAST OF DICKINSON. ALL OF THE THUNDERSTORMS WERE MOVING NORTH NORTHEAST AT 25 MPH. THE STRONGER STORMS WILL LIKELY PRODUCE VERY HEAVY RAIN WHICH WILL CAUSE BRIEF LOWLAND FLOODING. ALSO...GUSTY WINDS AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING. IF THE WEATHER LOOKS THREATENING...SEEK SHELTER IMMEDIATELY. KM
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 1:26 PM CDT | Tornado Warning | BIS | Pierce | 34 min |
| Jul 1, 1:55 PM CDT | Tornado Warning | BIS | Wells | 18 min |
| Jul 1, 3:11 PM CDT | Tornado Warning | BIS | Burleigh, Kidder | 34 min |
| Jul 1, 5:42 PM CDT | Severe Thunderstorm Warning | BIS | Morton | 48 min |
| Jul 1, 5:52 PM CDT | Severe Thunderstorm Warning | BIS | Oliver | 68 min |
| Jul 1, 6:15 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh | 60 min |
Nearby
Tornado Warnings in North Dakota, 1993Every tornado warning in 1993Tornadoes in 1993
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.