Alert archive / North Dakota / Tornado Warnings in 1990
Tornado Warning 10, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Jul 2, 1990, 9:23 PM CDT for Divide County, North Dakota. It was in force for 37 min.
The area
The counties it named.
The facts
- Issued
- Jul 2, 1990, 9:23 PM CDT (02:23 UTC)
- Expired
- Jul 2, 1990, 10:00 PM CDT
- In force
- 37 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Divide County, ND
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Glasgow Intl Airport, MT (KGGW), launched 00:00Z, 2.4 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
- 96 J/kg
- Mixed-layer CIN
- -157 J/kg
- Mixed-layer LCL
- 3195 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -37 m²/s²
- 0-3 km storm-relative helicity
- 13 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 KISN 030223
TORISN
NDC023-030300-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILLISTON ND
923 PM CDT MON JUL 2 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE NORTHWEST PART OF NORTH DAKOTA
NORTHERN DIVIDE...THE TOWN OF FORTUNA
AT 920 PM CDT WILLISTON RADAR INDICATED A POSSIBLE TORNADO OVER
EXTREME NORTHWEST DIVIDE COUNTY OR 50 MILES NORTH NORTHWEST OF
WILLISTON NEAR THE TOWN OF FORTUNA. THE STORM WAS MOVING EAST
SOUTHEAST AT 30 MILES AN HOUR.
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. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.
IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN AND LIGHT NING.
THIS IS A DANGEROUS STORM. TAKE COVER IMMEDIATELY.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 2, 5:03 PM CDT, 4 hours 20 minutes before
NDZ005-022230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 500 PM CDT MON JUL 2 1990 ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF NORTHWEST AND NORTH CENTRAL NORTH DAKOTA UNTIL 10 PM CDT TONIGHT... AT 450 PM CDT A SEVERE THUNDERSTORM WAS IN BURKE COUNTY...80 MILES NORTHWEST OF MINOT. THIS STORM WAS MOVING EAST SOUTHEAST AT 30 MPH. THIS WILL PUT INTO NORTHWEST WARD COUNTY AND WESTERN RENVILLE COUNTY BY AROUND 7 PM...INTO THE MOHALL AREA BY 8 PM AND THE MINOT VICINITY BY AROUND 830 PM. THIS STORM WILL LIKELY BE PRODUCING VERY HEAVY RAIN OVER A SHORT PERIOD OF TIME WHICH MAY CAUSE FLOODING OF LOW LYING AREAS. THIS STORM DROPPED 2.6 INCHES OF RAIN IN LESS THAN 2 HOURS IN WESTBY MONTANA ...ON THE NORTH DAKOTA BORDER AND 2.5 INCHES IN FORTUNA...IN EXTREME NORTHWEST NORTH DAKOTA. BESIDES THE POSSIBLITY OF HEAVY RAIN...THIS STROM CAN PRODUCE DAMAGING WINDS...LARGE HAIL...AND EVEN TORNADOES. EVERYONE IN NORTHWEST AND NORTHCENTRAL NORTH DAKOTA SHOULD KEEP ALERT FOR THIS THUNDERSTORM AND BE PREPARED TO SEEK SHELTER. KAS
Special weather statement, Jul 2, 5:07 PM CDT, 4 hours 16 minutes before
NDZ001>004-006-011-022230- SPECIAL WEATHER STATEMENT ...CORRECTION FOR CITY NAME... NATIONAL WEATHER SERVICE BISMARCK ND 430 PM CDT MON JUL 2 1990 ...A TORNADO WATCH REMAINS IN EFFECT FOR PARTS OF NORTHWEST AND NORTH CENTRAL NORTH DAKOTA UNTIL 10 PM CDT TONIGHT... THUNDERSTORMS MOVED DOWN FROM CANADA INTO NORTHWEST NORTH DAKOTA THIS AFTERNOON...BRINGING DAMAGING WINDS AND HEAVY RAIN. THE DEPUTY SHERIFF IN FORTUNA REPORTED 2.5 INCHES OF RAIN AT 330 PM CDT. WESTBY MONTANA...ON THE NORTH DAKOTA BORDER REPORTED 2.6 INCHES OF RAIN AT 350 PM CDT. WINDS OF 60 TO 75 MPH WERE ALSO REPORTED WITH THIS STORM. AT 425 PM A SEVERE THUNDERSTORM WAS 45 NORTHEAST OF WILLISTON NEAR CROSBY...MOVING EAST SOUTHEAST AT 35 MPH. SEVERE THUNDERSTORM WARNINGS REMAIN IN EFFECT FOR THIS STORM. THIS STORM HAS THE POTENTIAL OF PRODUCING FLOODING OF LOW LYING AREAS AS WELL AS DAMAGING WINDS...HAIL AND EVEN TORNADOES. EVERYONE IN NORTHWEST AND NORTH CENTRAL NORTH DAKOTA SHOULD KEEP ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS. TSW
Special weather statement, Jul 2, 5:34 PM CDT, 3 hours 49 minutes before
NDZ001>011-022330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 530 PM CDT MON JUL 2 1990 ...A TORNADO WATCH REMAINS IN EFFECT FOR PARTS OF NORTHWEST AND NORTH CENTRAL NORTH DAKOTA UNTIL 10 PM CDT TONIGHT... AT 530 PM CDT A LARGE SEVERE THUNDERSTORM WAS IN CENTRAL BURKE COUNTY... WEST OF BOWBELLS...MOVING TO THE EAST SOUTHEAST AT 35 MPH. THIS WILL PUT IT INTO NORTHWEST WARD COUNTY AND WESTERN RENVILLE COUNTY..INCLUDING THE CITY OF KENMARE BY 630 PM. IT SHOULD MOVE INTO THE MOHALL AREA BETWEEN 730 AND 8 PM...AND COULD REACH THE MINOT VICINITY BETWEEN 8 AND 830 PM. THIS STORM WILL LIKELY BE PRODUCING VERY HEAVY RAIN OVER A SHORT PERIOD OF TIME...WHICH MAY CAUSE FLOODING OF LOW LYING AREAS. THIS STORM DID DROP 2.6 INCHES OF RAIN IN LESS THAN 2 HOURS IN WESTBY MONTANA...ON THE NORTH DAKOTA BORDER AND 2.5 INCHES IN FORTUNA...IN THE EXTREME NORTHWEST CORNER OF NORTH DAKOTA. THIS STORM ALSO PRODUCE 60 TO 70 MPH WIND NEAR FORTUNA. BESIDES THE HEAVY RAIN AND DAMAGING WINDS...THIS STORM MAY ALSO PRODUCE LARGE HAIL AND EVEN A TORNADO. EVERYONE IN NORTHCENTRAL AND NORTHWEST NORTH DAKOTA SHOULD KEEP ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO TAKE ACTION AS THUNDERSTORMS APPROACH. KAS
Special weather statement, Jul 2, 6:22 PM CDT, 3 hours 1 minute before
NDZ001-020030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 620 PM CDT MON JUL 02 1990 ...TORNADO WATCH IN EFFECT FOR NORTHWESTERN NORTH DAKOTA UNTIL 10 PM CDT... ...SEVERE THUNDERSTORM WARNING FOR CENTRAL BURKE COUNTY HAS EXPIRED... AT 615 PM CDT...NATIONAL WEATHER SERVICE RADAR IN WILLISTON INDICATED THE SEVERE THUNDERSTORMS OVER EASTERN BURKE COUNTY HAVE MOVED INTO WESTERN WARD COUNTY AND RENVILLE COUNTY. A TORNADO WATCH STILL REMAINS IN EFFECT FOR NORTHWESTERN NORTH DAKOTA AND NORTHEASTERN MONTANA UNTIL 10 PM CDT. STRONG THUNDERSTORMS ARE DEVELOPING OVER CENTRAL AND EASTERN MONTANA AND ARE EXPECTED TO MOVE INTO WESTERN NORTH DAKOTA LATER THIS EVENING. PERSONS ACROSS WESTERN NORTH DAKOTA SHOULD CONTINUE TO MONITOR THE LATEST WEATHER STATEMENTS AS A VERY UNSTABLE AIR MASS REMAINS OVER THE AREA AND THE POSSIBLE RAPID DEVELOPMENT OF THUNDERSTORMS STILL EXISTS. RICHMOND
Special weather statement, Jul 2, 7:28 PM CDT, 1 hour 55 minutes before
NDZ001-020130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 730 PM CDT MON JUL 02 1990 ...TORNADO WATCH IN EFFECT FOR NORTHWESTERN NORTH DAKOTA UNTIL 10 PM CDT... AT 725 PM CDT...NATIONAL WEATHER SERVICE RADAR IN WILLISTON INDICATED A THUNDERSTORM 65 MILES EAST OF WILLISTON...OR 10 MILES EAST OF STANLEY IN EXTREME EASTERN MOUNTRAIL COUNTY. THIS THUNDERSTORM WAS MOVING TO THE EAST SOUTHEAST AT 35 MPH. A TORNADO WATCH STILL REMAINS IN EFFECT FOR NORTHWESTERN NORTH DAKOTA AND NORTHEASTERN MONTANA UNTIL 10 PM CDT. STRONG THUNDERSTORMS ARE DEVELOPING OVER CENTRAL AND EASTERN MONTANA AND ARE EXPECTED TO MOVE INTO WESTERN NORTH DAKOTA LATER THIS EVENING. PERSONS ACROSSJ WESTERN NORTH DAKOTA SHOULD CONTINUE TO MONITOR THE LATEST WEATHER STATEMENTS AS A VERY UNSTABLE AIR MASS REMAINS OVER THE AREA AND THE POSSIBLE RAPID DEVELOPMENT OF THUNDERSTORMS STILL EXISTS. RICHMOND/MARTIN
Special weather statement, Jul 2, 8:36 PM CDT, 47 minutes before
NDZ001-020230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLISTON ND 835 PM CDT MON JUL 02 1990 ...TORNADO WATCH IN EFFECT FOR NORTHWESTERN NORTH DAKOTA UNTIL 10 PM CDT... AT 830 PM CDT...NATIONAL WEATHER SERVICE RADAR IN WILLISTON INDICATED A VERY STRONG THUNDERSTORM 70 MILES EAST OF WILLISTON...OR 15 MILES EAST OF STANLEY IN EXTREME EASTERN MOUNTRAIL COUNTY. THIS THUNDERSTORM WAS MOVING TO THE EAST AT 25 MPH. A TORNADO WATCH STILL REMAINS IN EFFECT FOR NORTHWESTERN NORTH DAKOTA AND NORTHEASTERN MONTANA UNTIL 10 PM CDT. STRONG THUNDERSTORMS ARE CONTINUING TO DEVELOP OVER EASTERN MONTANA AND ARE MOVING TO THE NORTHEAST AT 40 MPH. THESE STORMS SHOULD ENTER WESTERN NORTH DAKOTA BETWEEN 10 AND 11 PM CDT THIS EVENING. . PERSONS IN NORTHWESTERN NORTH DAKOTA SHOULD CONTINUE TO MONITOR THE LATEST WEATHER STATEMENTS AS A VERY UNSTABLE AIR MASS REMAINS OVER THE AREA AND THE POSSIBLE RAPID DEVELOPMENT OF THUNDERSTORMS STILL EXISTS. RICHMOND/MARTIN
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 7:00 PM CDT | Tornado Warning | BIS | Renville, Ward | 30 min |
| Jul 2, 7:30 PM CDT | Tornado Warning | BIS | Ward | 30 min |
| Jul 2, 7:58 PM CDT | Tornado Warning | BIS | Ward | 47 min |
| Jul 2, 8:44 PM CDT | Severe Thunderstorm Warning | BIS | Ward | 61 min |
| Jul 2, 8:59 PM CDT | Tornado Warning | BIS | Ward | 31 min |
| Jul 2, 9:13 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 32 min |
| Jul 2, 9:35 PM CDT | Severe Thunderstorm Warning | BIS | Ward | 25 min |
| Jul 2, 9:42 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 33 min |
| Jul 2, 10:04 PM CDT | Severe Thunderstorm Warning | BIS | Divide | 56 min |
| Jul 2, 10:30 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 30 min |
| Jul 3, 12:15 AM CDT | Severe Thunderstorm Warning | BIS | Dunn, McKenzie | 60 min |
| Jul 3, 12:34 AM CDT | Severe Thunderstorm Warning | BIS | Dunn | 56 min |
| Jul 3, 1:32 AM CDT | Tornado Warning | BIS | Mountrail | 28 min |
Nearby
Tornado Warnings in North Dakota, 1990Every tornado warning in 1990Tornadoes in 1990
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.