Alert archive / North Dakota / Tornado Warnings in 1998
Tornado Warning 23, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Aug 22, 1998, 8:05 PM MDT for Grant County, North Dakota. It was in force for 30 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
- Aug 22, 1998, 8:05 PM MDT (02:05 UTC)
- Expired
- Aug 22, 1998, 8:35 PM MDT
- In force
- 30 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County Grant County, ND
The radar
The Bismarck radar (KBIS), 81 km from the middle of the area, began a volume at 02:09 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, 2.1 hours before the alert went out and 85 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
- 1002 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 2045 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBIS 230208 RRA TORBIS NDC037-230235- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BISMARCK ND 905 PM CDT (805 PM MDT) SAT AUG 22 1998 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN GRANT COUNTY IN SOUTH CENTRAL NORTH DAKOTA * UNTIL 835 PM MDT (935 PM CDT) * AT 800 PM MDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 55 MILES SOUTHEAST OF DICKINSON OR 10 MILES SOUTHEAST OF NEW LEIPZIG... MOVING SOUTHEAST AT 35 MPH AND WILL REMAIN IN RURAL AREAS IN SOUTHERN GRANT COUNTY. IF YOU ARE IN A CAR...GO IN A NEARBY STURDY BUILDING! AS A LAST RESORT LIE FLAT IN A DITCH AND COVER YOUR HEAD. VINING/HAMILTON
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
Local storm report, Aug 22, 5:48 PM MDT, 2 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
648 PM CDT SAT AUG 22 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 PM 13 E BEACH ND 1.00 INCH HAIL
08/22/98 GOLDEN VALLEY
0635 PM MEDORA ND 1.00 INCH HAIL
08/22/98 BILLINGS FROM MEDORA POLICE
DEPARTMENT
0645 PM 5 S MEDORA ND 1.00 INCH HAIL
08/22/98 BILLINGS FROM COUNTY EMERGENCY
MANAGER
TWHLocal storm report, Aug 22, 5:48 PM MDT, 2 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
648 PM CDT SAT AUG 22 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 PM 13 E BEACH ND 1.00 INCH HAIL
08/22/98 GOLDEN VALLEY
0635 PM MEDORA ND 1.00 INCH HAIL
08/22/98 BILLINGS FROM MEDORA POLICE
DEPARTMENT
0645 PM 5 S MEDORA ND 1.00 INCH HAIL
08/22/98 BILLINGS FROM COUNTY EMERGENCY
MANAGER
TWHLocal storm report, Aug 22, 7:43 PM MDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
843 PM CDT SAT AUG 22 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0653 PM 3 S FRYBURG ND 1.75 INCH HAIL
08/22/98 BILLINGS
0742 PM 18 S DICKINSON ND 2.00 INCH HAIL
08/22/98 STARK WINDOWS BROKEN OUT OF
FARM HOME
0655 PM 18 S GLADSTONE ND 1.75 INCH HAIL
08/22/98 HETTINGER
FRANSENLocal storm report, Aug 22, 7:43 PM MDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
843 PM CDT SAT AUG 22 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0653 PM 3 S FRYBURG ND 1.75 INCH HAIL
08/22/98 BILLINGS
0742 PM 18 S DICKINSON ND 2.00 INCH HAIL
08/22/98 STARK WINDOWS BROKEN OUT OF
FARM HOME
0655 PM 18 S GLADSTONE ND 1.75 INCH HAIL
08/22/98 HETTINGER
FRANSENThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 6:50 PM MDT | Severe Thunderstorm Warning | BIS | Hettinger | 60 min |
| Aug 22, 7:30 PM MDT | Severe Thunderstorm Warning | BIS | Grant | 60 min |
Nearby
Tornado Warnings in North Dakota, 1998Every tornado warning in 1998Tornadoes in 1998
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.