Alert archive / Minnesota / Frost Advisories in 2023

Frost Advisory 1, NWS Grand Forks, ND

September 12, 20239 counties in Minnesota

NWS Grand Forks, ND issued this frost advisory at Sep 12, 2023, 2:55 PM CDT for 9 counties in Minnesota. It took effect at Sep 13, 2023, 3:00 AM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Sep 12, 2023, 2:55 PM CDT (19:55 UTC)
In effect from: Sep 13, 2023, 3:00 AM CDT
Expired: Sep 13, 2023, 8:25 AM CDT
In force: 5 hr
Issued by: NWS Grand Forks, ND

Counties Beltrami County, MN, Clearwater County, MN, Lake of the Woods County, MN, Mahnomen County, MN, Marshall County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 131 km from the middle of the area, began a volume at 19:57 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 frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Forks, ND wrote its last area forecast discussion before this frost advisory went out at Sep 12, 2:54 PM CDT, 1 minute earlier.

Area forecast discussion, Sep 12, 2:54 PM CDT, 1 minute before

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Hazardous weather outlook, Sep 12, 10:56 AM CDT, 3 hours 59 minutes before

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Nearby

Frost Advisories in Minnesota, 2023 Every frost advisory in 2023

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.