Alert archive / Michigan / Frost Advisories in 2019

Frost Advisory 6, NWS Grand Rapids, MI

October 4, 20198 counties in Michigan

NWS Grand Rapids, MI issued this frost advisory at Oct 4, 2019, 3:11 AM EDT for 8 counties in Michigan. It took effect at Oct 4, 2019, 10:00 PM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Oct 4, 2019, 3:11 AM EDT (07:11 UTC)
In effect from
Oct 4, 2019, 10:00 PM EDT
Expired
Oct 5, 2019, 7:55 AM EDT
In force
10 hr
Issued by
NWS Grand Rapids, MI

Counties Clare County, MI, Isabella County, MI, Lake County, MI, Mason County, MI, Mecosta County, MI, Newaygo County, MI, Oceana County, MI, Osceola County, MI

The radar

The Grand Rapids radar (KGRR), 101 km from the middle of the area, began a volume at 07:09 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 Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 3, 9:22 PM EDTRiver Flood WarningGRROttawa5 days
Oct 4, 7:56 AM EDTSmall Craft AdvisoryGRR3 hr
Oct 4, 3:36 PM EDTSmall Craft AdvisoryGRR70 hr

Nearby

Frost Advisories in Michigan, 2019Every frost advisory in 2019

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.