Alert archive / South Dakota / Wind Chill Warnings in 2011

Wind Chill Warning 1, NWS Rapid City, SD

January 31, 201116 counties in South Dakota; Campbell County, Crook County, Weston County, Wyoming

NWS Rapid City, SD issued this wind chill warning at Jan 31, 2011, 2:44 AM MST for 16 counties in South Dakota; Campbell County, Crook County, Weston County, Wyoming. It took effect at Jan 31, 2011, 9:26 AM MST. It was in force for 27 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: Jan 31, 2011, 2:44 AM MST (09:44 UTC)
In effect from: Jan 31, 2011, 9:26 AM MST
Expired: Feb 1, 2011, 12:00 PM MST
In force: 27 hr
Issued by: NWS Rapid City, SD

Counties Bennett County, SD, Butte County, SD, Custer County, SD, Fall River County, SD, Haakon County, SD, Harding County, SD, Jackson County, SD, Lawrence County, SD, Meade County, SD, Mellette County, SD, Oglala Lakota County, SD, Pennington County, SD, Perkins County, SD, Todd County, SD, Tripp County, SD, Ziebach County, SD, Campbell County, WY, Crook County, WY, Weston County, WY

The radar

The Rapid City radar (KUDX), 12 km from the middle of the area, began a volume at 09:50 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 forecasters said that day

The local office's own words before this wind chill 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 wind chill warning went out at Jan 31, 2:20 AM MST, 24 minutes earlier.

Area forecast discussion, Jan 31, 2:20 AM MST, 24 minutes before

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Nearby

Wind Chill Warnings in South Dakota, 2011 Wind Chill Warnings in Wyoming, 2011 Every wind chill warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.