Alert archive / North Dakota / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 21, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at May 29, 2008, 8:19 PM MDT for Grant County, Hettinger County, North Dakota. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 29, 2008, 8:19 PM MDT (02:19 UTC)
- Expired
- May 29, 2008, 9:15 PM MDT
- In force
- 56 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
Counties Grant County, ND, Hettinger County, ND
The radar
The Bismarck radar (KBIS), 87 km from the middle of the area, began a volume at 02:20 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, 2.3 hours before the alert went out and 91 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
- 9 J/kg
- Mixed-layer CIN
- -175 J/kg
- Mixed-layer LCL
- 763 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KBIS 300221
SVRBIS
NDC037-041-300315-
/O.NEW.KBIS.SV.W.0021.080530T0219Z-080530T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
819 PM MDT THU MAY 29 2008
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN GRANT COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
NORTHEASTERN HETTINGER COUNTY IN SOUTHWEST NORTH DAKOTA...
* UNTIL 915 PM MDT
* AT 816 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS
STORM WAS LOCATED 16 MILES NORTHWEST OF NEW LEIPZIG...OR 37 MILES
SOUTHEAST OF DICKINSON...AND MOVING EAST AT 30 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
9 MILES NORTH OF NEW LEIPZIG BY 845 PM MDT...
8 MILES NORTH OF ELGIN BY 855 PM MDT...
HEART BUTTE DAM BY 900 PM MDT...
9 MILES NORTH OF HEIL BY 905 PM MDT...
8 MILES NORTHWEST OF CARSON BY 915 PM MDT...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR LARGE HAIL...DAMAGING WINDS AND DEADLY LIGHTNING.
PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG
BUILDING AND AWAY FROM WINDOWS.
LAT...LON 4639 10234 4657 10237 4667 10172 4664 10172
4664 10166 4663 10165 4663 10142 4635 10140
TIME...MOT...LOC 0219Z 264DEG 26KT 4649 10222
$$
SCHECK1 follow-up statement
000
WWUS53 KBIS 300312
SVSBIS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1006 PM CDT THU MAY 29 2008
NDC037-041-300316-
/O.EXP.KBIS.SV.W.0021.000000T0000Z-080530T0315Z/
GRANT ND-HETTINGER ND-
906 PM MDT THU MAY 29 2008
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HETTINGER AND
NORTHERN GRANT COUNTIES WILL EXPIRE AT 1015 PM CDT/915 PM MDT/...
THE STORM OVER NORTH CENTRAL GRANT COUNTY NORTHWEST OF ELGIN HAS
WEAKENED. SOME SMALL HAIL AND GUSTY WINDS ARE STILL POSSIBLE...BUT
THE STORM IS EXPECTED TO CONTINUE TO WEAKEN AS IT PUSHES EAST AT 30
MPH.
LAT...LON 4639 10234 4657 10237 4667 10172 4664 10172
4664 10166 4663 10165 4663 10142 4635 10140
TIME...MOT...LOC 0306Z 264DEG 26KT 4652 10173
$$
SCHECKThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 6:28 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Mountrail, Renville, Ward | 62 min |
| May 29, 6:39 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Stark | 66 min |
| May 29, 7:52 PM MDT | Severe Thunderstorm Warning | BIS | Mercer, Morton, Oliver | 53 min |
| May 30, 2:28 AM MDT | Dense Fog Advisory | BIS | Dickey, LaMoure, Logan, McIntosh | 6 hr |
| May 30, 3:41 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, McKenzie, Mountrail, Williams | 64 min |
| May 30, 4:29 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer | 61 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2008Every severe thunderstorm warning in 2008
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.