Alert archive / Wisconsin / Frost Advisories in 2020

Frost Advisory 14, NWS Green Bay, WI

October 4, 202013 counties in Wisconsin

NWS Green Bay, WI issued this frost advisory at Oct 4, 2020, 2:36 PM CDT for 13 counties in Wisconsin. It took effect at Oct 4, 2020, 11:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Oct 4, 2020, 2:36 PM CDT (19:36 UTC)
In effect from
Oct 4, 2020, 11:00 PM CDT
Expired
Oct 5, 2020, 8:00 AM CDT
In force
9 hr
Issued by
NWS Green Bay, WI

Counties Brown County, WI, Calumet County, WI, Door County, WI, Kewaunee County, WI, Manitowoc County, WI, Marinette County, WI, Menominee County, WI, Oconto County, WI, Outagamie County, WI, Shawano County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI

The radar

The Green Bay radar (KGRB), 16 km from the middle of the area, began a volume at 19:37 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 Green Bay, WI wrote its last area forecast discussion before this frost advisory went out at Oct 4, 12:22 PM CDT, 2 hours 14 minutes earlier.

Area forecast discussion, Oct 4, 12:22 PM CDT, 2 hours 14 minutes before
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Hazardous weather outlook, Oct 4, 2:13 PM CDT, 23 minutes before
Hazardous Weather Outlook
National Weather Service Green Bay WI
213 PM CDT Sun Oct 4 2020

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-051915-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
213 PM CDT Sun Oct 4 2020

This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.

.DAY ONE...Tonight

Frost is possible across much of northeast Wisconsin late tonight.

.DAYS TWO THROUGH SEVEN...Monday through Sunday

Frost is possible across much of northeast Wisconsin early Monday
morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed tonight.

LMZ521-522-541>543-051915-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
213 PM CDT Sun Oct 4 2020

This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.

.DAY ONE...Tonight

Gusty north winds and large waves are expected on Lake Michigan
through early this evening, which will create hazardous conditions
for small craft.

.DAYS TWO THROUGH SEVEN...Monday through Sunday

Gusty south winds and large waves are expected Monday afternoon into
Tuesday morning, creating hazardous conditions for small craft. Gale
force winds will also be possible Monday afternoon and evening,
especially near the Door Peninsula.

Conditions hazardous to small craft will also be possible at times
during the middle of next week.

MPC/RDM

Nearby

Frost Advisories in Wisconsin, 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.