Alert archive / Wisconsin / River Flood Advisories in 2018

River Flood Advisory 20, NWS Green Bay, WI

October 11, 2018Marathon County, Wisconsin

NWS Green Bay, WI issued this river flood advisory at Oct 11, 2018, 4:21 AM CDT for Marathon County, Wisconsin. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Oct 11, 2018, 4:21 AM CDT (09:21 UTC)
Expired
Oct 11, 2018, 11:00 AM CDT
In force
7 hr
Issued by
NWS Green Bay, WI
Area
Storm-based polygon

County Marathon County, WI

The radar

The Green Bay radar (KGRB), 138 km from the middle of the area, began a volume at 09:23 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 river

Written for the forecast point Big Rib River at Rib Falls (RIBW3). The gauge peaked at 10.09 ft at Oct 10, 2018, 12:00 PM CDT.

actionminormoderatemajor5101510/1110/12
Action stage
7 ft
Minor stage
10 ft
Moderate stage
13.8 ft
Major stage
15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05396000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood 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 river flood advisory went out at Oct 11, 3:32 AM CDT, 49 minutes earlier.

Area forecast discussion, Oct 11, 3:32 AM CDT, 49 minutes before
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Hazardous weather outlook, Oct 10, 2:58 PM CDT, 13 hours 23 minutes before
Hazardous Weather Outlook
National Weather Service Green Bay WI
258 PM CDT Wed Oct 10 2018

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-112000-
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-
258 PM CDT Wed Oct 10 2018

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

.DAY ONE...Tonight

There is a slight chance of thunderstorms during the late
afternoon and early evening, especially over eastern Wisconsin.
Gusty winds and brief heavy downpours may accompany any storm.

Due to recent heavy rainfall, several rivers remain above
bankfull and a few above minor flood stage.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Several rivers will remain above bankfull or minor flood stage
through the latter part of the week.

Low temperatures are forecast to fall into the lower to middle 30s
over the Fox Valley and lakeshore areas on Thursday and Friday
nights. Temperatures this cold may result in a frost or freeze.

.SPOTTER INFORMATION STATEMENT...

Spotter activation should not be needed tonight.

LMZ521-522-541>543-112000-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
258 PM CDT Wed Oct 10 2018

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

.DAY ONE...Tonight

There is a slight chance of thunderstorms through early this
evening. Any storms that develop will pose a hazard for boaters
on the lake and bay.

Gusty southwest winds will create hazardous conditions for small
craft on the lake and bay tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Gusty west to northwest winds will create hazardous conditions
for small craft through Thursday evening.

Kieckbusch/MG

In the hours before

Special weather statement, Oct 11, 3:51 AM CDT, 30 minutes before
Special Weather Statement
National Weather Service Green Bay WI
351 AM CDT Thu Oct 11 2018

WIZ022-112000-
Door-
351 AM CDT Thu Oct 11 2018

...PATCHY FROST POSSIBLE TONIGHT INTO FRIDAY MORNING...

Temperatures will drop into the mid 30s across much of the Door
Peninsula tonight into early Friday morning, which may lead to
some patchy frost development. The greatest potential for patchy
frost development will be away from the immediate lake and bay
shore.

Those with cold-sensitive vegetation may consider covering the
plants or bringing them inside, if possible, tonight into early
Friday morning.

Cooley

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 11, 3:30 AM CDTFreeze WarningGRBBrown, Calumet, Kewaunee, Manitowoc, Outagamie, Waushara and 1 more29 hr
Oct 11, 7:22 AM CDTRiver Flood WarningGRBPortage36 hr
Oct 11, 7:22 AM CDTRiver Flood WarningGRBPortage36 hr

Nearby

River Flood Advisories in Wisconsin, 2018Every river flood advisory in 2018

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; the gauge from the NWS water service and the USGS.