Alert archive / Michigan / Frost Advisories in 2019

Frost Advisory 8, NWS Grand Rapids, MI

October 14, 201923 counties in Michigan

NWS Grand Rapids, MI issued this frost advisory at Oct 14, 2019, 3:20 AM EDT for 23 counties in Michigan. It took effect at Oct 15, 2019, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Oct 14, 2019, 3:20 AM EDT (07:20 UTC)
In effect from: Oct 15, 2019, 2:00 AM EDT
Expired: Oct 15, 2019, 8:00 AM EDT
In force: 6 hr
Issued by: NWS Grand Rapids, MI

All 23 counties

Allegan County, MI, Barry County, MI, Calhoun County, MI, Clare County, MI, Clinton County, MI, Eaton County, MI, Gratiot County, MI, Ingham County, MI, Ionia County, MI, Isabella County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Lake County, MI, Mason County, MI, Mecosta County, MI, Montcalm County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Osceola County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 27 km from the middle of the area, began a volume at 07:21 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 Rapids, MI wrote its last area forecast discussion before this frost advisory went out at Oct 14, 3:19 AM EDT, 1 minute earlier.

Area forecast discussion, Oct 14, 3:19 AM EDT, 1 minute before

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Hazardous weather outlook, Oct 13, 10:53 PM EDT, 4 hours 27 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 14, 3:41 PM EDT	Gale Watch	GRR		12 hr
Oct 14, 3:41 PM EDT	Small Craft Advisory	GRR		36 hr

Nearby

Frost Advisories in Michigan, 2019 Every 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.