Alert archive / South Dakota / Wind Chill Advisories in 2020

Wind Chill Advisory 9, NWS Aberdeen, SD

December 23, 20209 counties in South Dakota; Big Stone County, Traverse County, Minnesota

NWS Aberdeen, SD issued this wind chill advisory at Dec 23, 2020, 2:38 PM CST for 9 counties in South Dakota; Big Stone County, Traverse County, Minnesota. It took effect at Dec 23, 2020, 6:00 PM CST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Dec 23, 2020, 2:38 PM CST (20:38 UTC)
In effect from
Dec 23, 2020, 6:00 PM CST
Expired
Dec 24, 2020, 12:00 PM CST
In force
18 hr
Issued by
NWS Aberdeen, SD

Counties Big Stone County, MN, Traverse County, MN, Brown County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Grant County, SD, Hamlin County, SD, Marshall County, SD, Roberts County, SD

The radar

The Aberdeen radar (KABR), 99 km from the middle of the area, began a volume at 20:41 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 advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Aberdeen, SD wrote its last area forecast discussion before this wind chill advisory went out at Dec 23, 11:17 AM CST, 3 hours 21 minutes earlier.

Area forecast discussion, Dec 23, 11:17 AM CST, 3 hours 21 minutes before
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Hazardous weather outlook, Dec 23, 4:07 AM CST, 10 hours 31 minutes before
Hazardous Weather Outlook
National Weather Service Aberdeen SD
407 AM CST Wed Dec 23 2020

SDZ003>006-009-010-015>018-033>037-045-048-051-241015-
Corson-Campbell-McPherson-Brown-Walworth-Edmunds-Dewey-Potter-Faulk-
Spink-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
407 AM CST Wed Dec 23 2020 /307 AM MST Wed Dec 23 2020/

This Hazardous Weather Outlook is for central South Dakota, north
central South Dakota and northeast South Dakota.

.DAY ONE...Today and tonight.

Very strong winds with gusts up to 65 mph coupled with up to 2
inches of new snow will produce periods of limited visibility this
morning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be requested. Weather spotters are encouraged
to submit reports to the National Weather Service in Aberdeen. The
public can submit reports on our web page, Facebook page, or our
Twitter feed.

MNZ039-046-SDZ007-008-011-019>023-241015-
Traverse-Big Stone-Marshall-Roberts-Day-Clark-Codington-Grant-Hamlin-
Deuel-
407 AM CST Wed Dec 23 2020

This Hazardous Weather Outlook is for west central Minnesota and
northeast South Dakota.

.DAY ONE...Today and tonight.

Very strong winds with gusts up to 65 mph coupled with 3 to 5 inches
of new snow will produce blizzard conditions through this afternoon.
Winds chills tonight will fall to -20 to -25 degrees.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be requested. Weather spotters are encouraged
to submit reports to the National Weather Service in Aberdeen. The
public can submit reports on our web page, Facebook page, or our
Twitter feed.

In the hours before

Local storm report, Dec 23, 12:39 PM CST, 1 hour 59 minutes before
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Local storm report, Dec 23, 12:40 PM CST, 1 hour 58 minutes before
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Local storm report, Dec 23, 12:41 PM CST, 1 hour 57 minutes before
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Local storm report, Dec 23, 12:42 PM CST, 1 hour 56 minutes before
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Local storm report, Dec 23, 1:09 PM CST, 1 hour 29 minutes before
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Local storm report, Dec 23, 1:12 PM CST, 1 hour 26 minutes before
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Nearby

Wind Chill Advisories in South Dakota, 2020Wind Chill Advisories in Minnesota, 2020Every wind chill advisory in 2020

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.