Alert archive / South Dakota / High Wind Warnings in 2007
High Wind Warning 7, NWS Rapid City, SD
NWS Rapid City, SD issued this high wind warning at Mar 1, 2007, 10:11 AM MST for 5 counties in South Dakota. It took effect at Mar 2, 2007, 5:00 AM MST. It was in force for 17 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 1, 2007, 10:11 AM MST (17:11 UTC)
- In effect from
- Mar 2, 2007, 5:00 AM MST
- Expired
- Mar 2, 2007, 9:52 PM MST
- In force
- 17 hr
- Issued by
- NWS Rapid City, SD
Counties Butte County, SD, Custer County, SD, Harding County, SD, Meade County, SD, Pennington County, SD
The radar
The Rapid City radar (KUDX), 55 km from the middle of the area, began a volume at 17:10 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 12:00Z, 5.2 hours before the alert went out and 314 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high wind warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Rapid City, SD wrote its last area forecast discussion before this high wind warning went out at Feb 28, 8:50 PM MST, 13 hours 21 minutes earlier.
Area forecast discussion, Feb 28, 8:50 PM MST, 13 hours 21 minutes before
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</html>The office that day
Everything else NWS Rapid City, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 3:37 AM MST | Wind Advisory | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 10 more | 42 hr |
| Mar 1, 10:11 AM MST | Snow and Blowing Snow Advisory | UNR | Bennett, Custer, Haakon, Jackson, Lawrence, Meade and 6 more | 36 hr |
Nearby
High Wind Warnings in South Dakota, 2007Every high wind warning in 2007
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.