Alert archive / North Dakota / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 1, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 16, 1987, 6:29 PM MDT for Stark County, North Dakota. It was in force for 61 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 16, 1987, 6:29 PM MDT (00:29 UTC)
- Expired
- Jun 16, 1987, 7:30 PM MDT
- In force
- 61 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Stark County, ND
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 16, 7:15 PM MDT | Thunderstorm Wind 63 | Stark, ND |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 0.5 hours before the alert went out and 149 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
- 2241 J/kg
- Mixed-layer CIN
- -67 J/kg
- Mixed-layer LCL
- 2129 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 16, 2:45 PM MDT, 3 hours 44 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 340 PM CDT TUE JUN 16 1987 ...THUNDERSTORMS DEVELOPING OVER WEST CENTRAL NORTH DAKOTA... AT 330 PM CDT WEATHER RADAR DETECTED A LINE OF DEVELOPING THUNDERSTORMS EXTENDING FROM 10 MILES WEST OF DICKINSON NORTHWEST TO 35 MILES NORTH OF DICKINSON. THE THUNDERSTORMS WERE MOVING NORTH NORTHEAST AT 25 MPH. THE STRONGEST THUNDERSTORM WAS LOCATED 10 MILES WEST OF DICKINSON. THIS THUNDERSTORM WILL MOVE INTO SOUTHWESTERN DUNN COUNTY BY 4 PM CDT. TOWNS IN THE PATH OF THIS STORM INCLUDE NEW HRADEC. HEAVY RAIN...GUSTY SURFACE WINDS...DANGEROUS LIGHTNING...AND SMALL HAIL IS POSSIBLE WITH THE PASSAGE OF THIS STORM. THE AIR REMAINS VERY UNSTABLE OVER NORTH DAKOTA AND ADDITIONAL THUNDERSTORMS...SOME OF WHICH MAY BECOME SEVERE ARE LIKELY OVER THE WEST AND CENTRAL PART OF THE STATE THIS EVENING. LEBLANG
Special weather statement, Jun 16, 3:49 PM MDT, 2 hours 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 450 PM CDT TUE JUN 16 1987 ...THUNDERSTORMS CONTINUING TO DEVELOP OVER WESTERN NORTH DAKOTA... AT 440 PM CDT WEATHER RADAR DETECTED SCATTERED THUNDERSTORMS OVER WESTERN NORTH DAKOTA INTO NORTHWEST SOUTH DAKOTA. THESE THUNDERSTORMS WERE MOVING NORTH NORTHEAST AT 25 MPH. THE STRONGEST THUNDERSTORM WAS LOCATED IN DUNN COUNTY OF NORTH DAKOTA 30 MILES NORTHEAST OF DICKINSON. HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING...AND SMALL HAIL IS POSSIBLE WITH THE PASSAGE OF THIS STORM. THE AIR REMAINS VERY UNSTABLE OVER NORTH DAKOTA AND ADDITIONAL THUNDERSTORMS...SOME OF WHICH MAY BECOME SEVERE ARE LIKELY OVER THE WEST AND CENTRAL PART OF THE STATE THIS EVENING.
Special weather statement, Jun 16, 5:02 PM MDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 600 PM CDT TUE JUN 16 1987 ...THUNDERSTORMS CONTINUING OVER SOUTHWESTERN NORTH DAKOTA... AT 550 PM CDT WEATHER RADAR CONTINUED TO DETECTED SCATTERED THUNDERSTORMS OVER SOUTHWESTERN NORTH DAKOTA INTO NORTHWEST SOUTH DAKOTA. THESE THUNDERSTORMS WERE MOVING NORTH AT 25 MILES AN HOUR. THE STRONGEST THUNDERSTORM WAS LOCATED IN WESTERN BOWMAN COUNTY...60 MILES SOUTHWEST OF DICKINSON. BRIEF HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING...AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. THE AIR REMAINS VERY UNSTABLE OVER NORTH DAKOTA AND ADDITIONAL THUNDERSTORMS...SOME OF WHICH MAY BECOME SEVERE ARE LIKELY OVER THE WESTB AND CENTRAL PART OF THE STATE THIS EVENING.
Special weather statement, Jun 16, 5:58 PM MDT, 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 700 PM CDT TUE JUN 16 1987 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR WESTERN AND CENTRAL NORTH DAKOTA UNTIL MIDNIGHT CDT... AT 650 PM CDT WEATHER RADAR CONTINUED TO DETECTED THUNDERSTORMS OVER SOUTHWESTERN NORTH DAKOTA INTO NORTHWEST SOUTH DAKOTA. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR. THE STRONGEST THUNDERSTORM WAS LOCATED IN EASTERN SLOPE COUNTY...25 MILES SOUTHWEST OF DICKINSON. BRIEF HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING...AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. AT 635 PM CDT AMIDON NORTH DAKOTA...30 MILES SOUTHWEST OF DICKINSON REPORTED PEA SIZE HAIL...HEAVY RAIN AND 50 MILE AN HOUR WINDS
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 6:41 PM MDT | Severe Thunderstorm Warning | BIS | Dunn | 44 min |
| Jun 16, 7:02 PM MDT | Severe Thunderstorm Warning | BIS | McLean, Ward | 58 min |
| Jun 16, 7:02 PM MDT | Severe Thunderstorm Warning | BIS | Mercer | 58 min |
| Jun 16, 7:23 PM MDT | Severe Thunderstorm Warning | BIS | McKenzie | 47 min |
| Jun 16, 7:32 PM MDT | Severe Thunderstorm Warning | BIS | Grant | 58 min |
| Jun 16, 8:08 PM MDT | Severe Thunderstorm Warning | BIS | McLean | 37 min |
| Jun 16, 8:21 PM MDT | Tornado Warning | BIS | McLean, Ward | 24 min |
| Jun 16, 9:13 PM MDT | Severe Thunderstorm Warning | BIS | Emmons | 57 min |
| Jun 16, 9:49 PM MDT | Severe Thunderstorm Warning | BIS | Bottineau | 41 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 1987Every severe thunderstorm warning in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.