Alert archive / South Dakota / Freeze Watches in 2017

Freeze Watch 1, NWS Sioux Falls, SD

October 8, 201717 counties in South Dakota

NWS Sioux Falls, SD issued this freeze watch at Oct 8, 2017, 3:28 AM CDT for 17 counties in South Dakota. It took effect at Oct 10, 2017, 12:00 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued
Oct 8, 2017, 3:28 AM CDT (08:28 UTC)
In effect from
Oct 10, 2017, 12:00 AM CDT
Expired
Oct 9, 2017, 3:06 AM CDT
In force
Issued by
NWS Sioux Falls, SD

Counties Aurora County, SD, Beadle County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, McCook County, SD, Miner County, SD, Moody County, SD, Sanborn County, SD

The radar

The Sioux Falls radar (KFSD), 103 km from the middle of the area, began a volume at 08:26 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 freeze watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before this freeze watch went out at Oct 7, 10:36 PM CDT, 4 hours 52 minutes earlier.

Area forecast discussion, Oct 7, 10:36 PM CDT, 4 hours 52 minutes before
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Hazardous weather outlook, Oct 7, 8:10 PM CDT, 7 hours 18 minutes before
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
810 PM CDT Sat Oct 7 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-090115-
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
810 PM CDT Sat Oct 7 2017

This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, southwest Minnesota, northeast Nebraska,
central South Dakota, east central South Dakota, south central
South Dakota, and southeast South Dakota.

.DAY ONE...Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

On Tuesday morning, areas of frost are possible as temperatures
dip into the mid 30s.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 7, 8:22 PM CDTRiver Flood WarningFSDMinnehaha5 days
Oct 7, 8:22 PM CDTRiver Flood WarningFSDClay4 days

Nearby

Freeze Watches in South Dakota, 2017Every freeze watch in 2017

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.