Alert archive / Michigan / Frost Advisories in 2020

Frost Advisory 4, NWS Detroit, MI

October 4, 202011 counties in Michigan

NWS Detroit, MI issued this frost advisory at Oct 4, 2020, 3:10 PM EDT for 11 counties in Michigan. It took effect at Oct 5, 2020, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Oct 4, 2020, 3:10 PM EDT (19:10 UTC)
In effect from
Oct 5, 2020, 2:00 AM EDT
Expired
Oct 5, 2020, 8:00 AM EDT
In force
6 hr
Issued by
NWS Detroit, MI

Counties Bay County, MI, Genesee County, MI, Lapeer County, MI, Lenawee County, MI, Livingston County, MI, Midland County, MI, Oakland County, MI, Saginaw County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI

The radar

The Detroit radar (KDTX), 42 km from the middle of the area, began a volume at 19:10 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 office that day

Everything else NWS Detroit, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 4, 4:03 AM EDTSmall Craft AdvisoryDTX24 hr
Oct 4, 4:07 AM EDTLakeshore Flood AdvisoryDTXHuron24 hr

Nearby

Frost Advisories in Michigan, 2020Every frost 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.