Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 24, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 14, 1997, 8:40 PM MDT for Morton County, North Dakota. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 14, 1997, 8:40 PM MDT (02:40 UTC)
- Expired
- Jun 14, 1997, 9:45 PM MDT
- In force
- 65 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Morton County, ND
The radar
The Bismarck radar (KBIS), 40 km from the middle of the area, began a volume at 02:39 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.7 hours before the alert went out and 45 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
- 2648 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 262 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
378 WUUS1 KBIS 150241 RRA SVRBIS NDC059-150345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BISMARCK ND 940 PM CDT SAT JUN 14 1997 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL NORTH DAKOTA ...WESTERN MORTON COUNTY AT 830 PM MDT WEATHER SERVICE RADAR INDICATED 2 SEVERE THUNDERSTORMS IN WESTERN MORTON COUNTY. THE FIRST STORM WAS 45 MILES WEST OF BISMARCK OR 8 MILES SOUTH OF GLEN ULLEN ON THE GRANT/MORTON COUNTY LINE. THIS STORM IS MOVING EAST AT 15 MILES AN HOUR. TOWNS IN OR NEAR THE PATH OF THIS STORM INCLUDE ALMONT. IT WILL BE IN THE ALMONT AREA BETWEEN 900 AND 910 PM MDT. THE SECOND STORM WAS 55 MILES WEST OF BISMARCK NEAR THE TOWN OF HEBRON. THIS STORM AT 835 PM MDT DROPPED 1 INCH HAIL AT HEBRON AND 3/4 INCH OF RAIN. THIS STORM IS MOVING EAST AT 15 MPH. THIS STORM WILL REMAIN 1-2 MILES NORTH OF I-94. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. HINTZ &
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, Jun 14, 5:35 PM MDT, 3 hours 5 minutes before
NDZ001>003-009>011-017>021-031>034-040>045-150030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 635 PM CDT SAT JUN 14 1997 ...STRONG THUNDERSTORMS CONTINUE TO MARCH ACROSS NORTHWEST AND NORTH CENTRAL... AT 630 PM CDT WEATHER RADARS INDICATED A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...GUSTY WINDS TO 50 MPH AND SMALL HAIL...FROM THE CANADIAN BORDER 70 MILES NORTH OF MINOT...SOUTHWEST TO NEAR WILLISTON. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. THESE STORMS HAVE THE POTENTIAL TO BECOME SEVERE SO BE PREPARED TO SEEK SHELTER INDOORS IF THREATENING WEATHER APPROACHES. LEBLANG
Special weather statement, Jun 14, 5:40 PM MDT, 3 hours before
NDZ001>003-009>011-017>021-031>034-040>045-150030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 640 PM CDT SAT JUN 14 1997 ...STRONG THUNDERSTORMS CONTINUE TO MARCH ACROSS NORTHWEST AND NORTH CENTRAL... AT 630 PM CDT WEATHER RADARS INDICATED A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...GUSTY WINDS TO 50 MPH AND SMALL HAIL...FROM THE CANADIAN BORDER 70 MILES NORTH OF MINOT...SOUTHWEST TO NEAR WILLISTON. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. BETWEEN 610 AND 625 PM AN OBSERVER IN SHERWOOD REPORTED 1/2 INCH OF RAIN AND 45 MPH WINDS. SHERWOOD IS 70 MILES NORTH NORTHWEST OF MINOT. THESE STORMS HAVE THE POTENTIAL TO BECOME SEVERE SO BE PREPARED TO SEEK SHELTER INDOORS IF THREATENING WEATHER APPROACHES. LEBLANG
Special weather statement, Jun 14, 5:40 PM MDT, 3 hours before
NDZ001>003-009>011-017>021-031>034-040>045-150030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 640 PM CDT SAT JUN 14 1997 ...STRONG THUNDERSTORMS CONTINUE TO MARCH ACROSS NORTHWEST AND NORTH CENTRAL... AT 630 PM CDT WEATHER RADARS INDICATED A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...GUSTY WINDS TO 50 MPH AND SMALL HAIL...FROM THE CANADIAN BORDER 70 MILES NORTH OF MINOT...SOUTHWEST TO NEAR WILLISTON. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. BETWEEN 610 AND 625 PM AN OBSERVER IN SHERWOOD REPORTED 1/2 INCH OF RAIN AND 45 MPH WINDS. SHERWOOD IS 70 MILES NORTH NORTHWEST OF MINOT. THESE STORMS HAVE THE POTENTIAL TO BECOME SEVERE SO BE PREPARED TO SEEK SHELTER INDOORS IF THREATENING WEATHER APPROACHES. LEBLANG
Special weather statement, Jun 14, 5:43 PM MDT, 2 hours 57 minutes before
NDZ001>003-009>011-017>021-031>034-040>045-150030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 640 PM CDT SAT JUN 14 1997 ...STRONG THUNDERSTORMS CONTINUE TO MARCH ACROSS NORTHWEST AND NORTH CENTRAL... AT 630 PM CDT WEATHER RADARS INDICATED A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...GUSTY WINDS TO 50 MPH AND SMALL HAIL...FROM THE CANADIAN BORDER 70 MILES NORTH OF MINOT...SOUTHWEST TO NEAR WILLISTON. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. BETWEEN 610 AND 625 PM AN OBSERVER IN SHERWOOD REPORTED 1/2 INCH OF RAIN AND 45 MPH WINDS. SHERWOOD IS 70 MILES NORTH NORTHWEST OF MINOT. THESE STORMS HAVE THE POTENTIAL TO BECOME SEVERE SO BE PREPARED TO SEEK S6HELTER INDOORS IF THREATENING WEATHER APPROACHES. LEBLANG
Local storm report, Jun 14, 8:36 PM MDT, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
936 PM CDT SAT JUN 14 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0635 PM DICKINSON ND 1.75 INCH HAIL
06/14/97 STARK CAR WINDSHIELDS BROKEN
AND HOUSE SIDING DAMAGED
0808 PM ROSEGLEN ND 1.00 INCH HAIL
06/14/97 MCLEAN
LEBLANGLocal storm report, Jun 14, 8:38 PM MDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
936 PM CDT SAT JUN 14 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0635 PM DICKINSON ND 1.75 INCH HAIL
06/14/97 STARK CAR WINDSHIELDS BROKEN
AND HOUSE SIDING DAMAGED
0808 PM ROSEGLEN ND 1.00 INCH HAIL
06/14/967 MCLEAN
LEBLANGThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 6:30 PM MDT | Severe Thunderstorm Warning | BIS | Stark | 45 min |
| Jun 14, 6:30 PM MDT | Severe Thunderstorm Warning | BIS | McLean | 60 min |
| Jun 14, 7:21 PM MDT | Severe Thunderstorm Warning | BIS | Stark | 39 min |
| Jun 14, 7:24 PM MDT | Severe Thunderstorm Warning | BIS | Ward | 66 min |
| Jun 14, 7:40 PM MDT | Severe Thunderstorm Warning | BIS | Grant | 50 min |
| Jun 14, 8:04 PM MDT | Severe Thunderstorm Warning | BIS | Adams | 41 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.