Alert archive / North Dakota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 128, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Aug 2, 1996, 10:41 PM CDT for Emmons County, Logan County, McIntosh County, North Dakota. It was in force for 64 min. 3 reports 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
- Aug 2, 1996, 10:41 PM CDT (03:41 UTC)
- Expired
- Aug 2, 1996, 11:45 PM CDT
- In force
- 64 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
Counties Emmons County, ND, Logan County, ND, McIntosh County, ND
The radar
The Bismarck radar (KBIS), 96 km from the middle of the area, began a volume at 03:43 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 2, 10:50 PM CDT | Thunderstorm Wind 55 | Wishek, ND | |
| Aug 2, 10:59 PM CDT | Thunderstorm Wind 60 | Wishek, ND | |
| Aug 2, 11:40 PM CDT | Hail 0.75 | Linton, 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.
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 3.7 hours before the alert went out and 349 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
- 918 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 3250 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
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, Aug 2, 5:26 PM CDT, 5 hours 15 minutes before
NDZ003>005-011>013-019>023-033>037-040>048-050-051-030100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 525 PM CDT FRI AUG 2 1996 ...THUNDERSTORMS DEVELOPING OVER WESTERN AND CENTRAL NORTH DAKOTA... AT 515 PM CDT...STRONG THUNDERSTORMS HAVE DEVELOPED IN SOUTH CENTRAL NORTH DAKOTA...45 MILES SOUTH OF BISMARCK IN EASTERN SIOUX COUNTY. THESE STORMS WILL MOVE EAST INTO EMMONS COUNTY NEAR THE TOWNS OF LINTON AND STRASBURG BY 615 PM. AN AREA OF STRONG THUNDERSTORMS IN EASTERN MONTANA AND WILL MOVE INTO WESTERN NORTH DAKOTA BY 7 PM CDT. WEATHER CONDITIONS ARE FAVORABLE FOR SEVERE WEATHER THIS EVENING. IF YOU ARE PLANNING OUTDOOR ACTIVITIES BE PREPARED AND ON THE LOOKOUT VFOR THREATENING WEATHER. ABELING
Special weather statement, Aug 2, 9:29 PM CDT, 1 hour 12 minutes before
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</html>The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 7:26 PM CDT | Severe Thunderstorm Warning | BIS | Slope, Stark | 64 min |
| Aug 2, 7:58 PM CDT | Severe Thunderstorm Warning | BIS | Dunn, Mountrail | 32 min |
| Aug 2, 7:58 PM CDT | Severe Thunderstorm Warning | BIS | Hettinger | 62 min |
| Aug 2, 8:10 PM CDT | Severe Thunderstorm Warning | BIS | Burke | 65 min |
| Aug 2, 8:23 PM CDT | Severe Thunderstorm Warning | BIS | Mercer, Morton | 67 min |
| Aug 2, 8:31 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Morton | 59 min |
| Aug 2, 8:45 PM CDT | Severe Thunderstorm Warning | BIS | Grant | 45 min |
| Aug 2, 9:34 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Morton | 56 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 1996Every severe thunderstorm warning in 1996
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; radar from the NEXRAD Level II archive.