Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 31, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 22, 1997, 7:26 PM CDT for McKenzie County, North Dakota. It was in force for 64 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 22, 1997, 7:26 PM CDT (00:26 UTC)
- Expired
- Jun 22, 1997, 8:30 PM CDT
- In force
- 64 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County McKenzie County, ND
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 22, 4:30 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 0.4 hours before the alert went out and 230 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
- 705 J/kg
- Mixed-layer CIN
- -269 J/kg
- Mixed-layer LCL
- 1478 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 240 m²/s²
- 0-3 km storm-relative helicity
- 353 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KISN 230027 RRA SVRISN NDC053-230130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILLISTON ND 726 PM CDT SUN JUN 22 1997 THE NATIONAL WEATHER SERVICE IN WILLISTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 830 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL NORTH DAKOTA ...MCKENZIE COUNTY AT 720 PM CDT/620 MDT...RADAR INDICATED A SEVERE THUNDERSTORM HAD DEVELO DIN NORTHWEST MCKENZIE COUNTY. THE STORM WAS LOCATED 10 MILES SOUTHWEST OF FAIRVIEW...OR ABOUT 35 MILES SOUTHWEST OF WILLISTON. THE STORM WAS MOVING TO THE NORTHEAST AT ABOUT 25 MPH. TOWNS IN THE PATH OF THE STORM ARE EAST FAIRVIEW...AND CARTWRIGHT. THIS STORM HAS PRODUCED 3/4 INCH HAIL IN EASTERN MONTANA. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. CECIL &
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 22, 4:30 PM CDT, 2 hours 56 minutes before
NDZ036-037-222300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 430 PM CDT SUN JUN 22 1997 ...TORNADO WATCH UNTIL 11 PM CDT... AT 440 PM CDT A EAST-WEST LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR TUTTLE EAST THROUGH PETTIBONE TO JAMESTOWN. THE THUNDERSTORMS WERE NORTHEAST AT 25 MPH. AT 435 PM PEA SIZE HAIL WAS REPORTED NEAR JAMESTOWN. THE THUNDERSTORMS WILL MOVE THROUGH ROBINSON...LAKE WILLIAMS...PENGREE.. BUCHANAN...AND SPIRITWOOD BY 6 PM CDT. THE THUNDERSTORMS WILL PRODUCE TORRENTIAL RAIN...HAIL AND STRONG WINDS. VAN ESS
Special weather statement, Jun 22, 4:47 PM CDT, 2 hours 39 minutes before
NDZ036-037-222300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 430 PM CDT SUN JUN 22 1997 ...TORNADO WATCH UNTIL 11 PM CDT... AT 440 PM CDT A EAST-WEST LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR TUTTLE EAST THROUGH PETTIBONE TO JAMESTOWN. THE THUNDERSTORMS WERE NORTHEAST AT 25 MPH. AT 435 PM PEA SIZE HAIL WAS REPORTED NEAR JAMESTOWN. THE THUNDERSTORMS WILL MOVE THROUGH ROBINSON...LAKE WILLIAMS...PENGREE.. BUCHzANAN...AND SPIRITWOOD BY 6 PM CDT. THE THUNDERSTORMS WILL PRODUCE TORRENTIAL RAIN...HAIL AND STRONG WINDS. VAN ESS
Special weather statement, Jun 22, 6:07 PM CDT, 1 hour 19 minutes before
NDZ018>023-025-031>037-040>048-050-051-230030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 605 PM CDT SUN JUN 22 1997 ...TORNADO WATCH IN EFFECT UNTIL 11 PM CDT (10 PM MDT)... A TORNADO WATCH REMAINS IN EFFECT FOR SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA THROUGH THE EVENING HOURS. AT 6 PM CDT SEVERE THUNDERSTORMS WERE ENTERING NORTHWEST NORTH DAKOTA...WEST AND SOUTHWEST OF WILLISTON. THUNDERSTORMS WERE ALSO MOVING THROUGH PARTS OF LOGAN...LAMOURE AND STUTSMAN COUNTIES...NORTH AND SOUTHWEST OF JAMESTOWN...IN SOUTH CENTRAL NORTH DAKOTA. THESE THUNDERSTORMS WILL PRODUCE BRIEF VERY HEAVY RAIN...SMALL HAIL AND DEADLY LIGHTNING. THE ATMOSPHERE IS PRIMED FOR HEAVY RAIN AND SEVERE THUNDERSTORMS. THUNDERSTORMS ARE EXPECTED TO DEVELOP IN SOUTHWEST AND THE REST OF SOUTH CENTRAL NORTH DAKOTA LATER THIS EVENING. SOME OF THE THUNDERSTORMS WILL BE SEVERE...WITH LARGE HAIL...DAMAGING WINDS AND POSSIBLE TORNADOES. VAN ESS
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 8:51 PM CDT | Severe Thunderstorm Warning | BIS | Foster | 69 min |
| Jun 22, 9:44 PM CDT | Severe Thunderstorm Warning | BIS | McKenzie | 61 min |
| Jun 22, 9:51 PM CDT | Severe Thunderstorm Warning | BIS | Golden Valley | 69 min |
| Jun 22, 10:00 PM CDT | Severe Thunderstorm Warning | BIS | Slope | 45 min |
| Jun 22, 10:14 PM CDT | Severe Thunderstorm Warning | BIS | Billings, Dunn | 61 min |
| Jun 22, 10:25 PM CDT | Tornado Warning | BIS | Dunn | 50 min |
| Jun 22, 10:34 PM CDT | Severe Thunderstorm Warning | BIS | Billings | 41 min |
| Jun 22, 10:36 PM CDT | Severe Thunderstorm Warning | BIS | Mercer | 69 min |
| Jun 22, 11:56 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 64 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.