Alert archive / Wisconsin / River Flood Watches in 2018

River Flood Watch 1, NWS Milwaukee, WI

February 17, 2018Green County, Rock County, Wisconsin

NWS Milwaukee, WI issued this river flood watch at Feb 17, 2018, 9:41 PM CST for Green County, Rock County, Wisconsin. It took effect at Feb 19, 2018, 3:36 PM CST. It was in force for 3 days.

The area

The counties it named.

The facts

Issued
Feb 17, 2018, 9:41 PM CST (03:41 UTC)
In effect from
Feb 19, 2018, 3:36 PM CST
Expired
Feb 22, 2018, 10:48 PM CST
In force
3 days
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon
Flood severity
None

Counties Green County, WI, Rock County, WI

The radar

The Milwaukee radar (KMKX), 72 km from the middle of the area, began a volume at 03:47 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 Sugar River at Brodhead (BROW3). The gauge peaked at 9.74 ft at Feb 22, 2018, 4:00 AM CST.

actionminormoderatemajor051002/1802/1902/2002/2102/2202/2302/24
Action stage
4.5 ft
Minor stage
5 ft
Moderate stage
8 ft
Major stage
10 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05436500, 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 watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Milwaukee, WI wrote its last area forecast discussion before this river flood watch went out at Feb 17, 9:36 PM CST, 5 minutes earlier.

Area forecast discussion, Feb 17, 9:36 PM CST, 5 minutes before
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Hazardous weather outlook, Feb 17, 6:02 PM CST, 3 hours 39 minutes before
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
602 PM CST Sat Feb 17 2018

WIZ046-047-051-052-056>060-062>072-190015-
Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
602 PM CST Sat Feb 17 2018

This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.

.DAY ONE...Tonight

Fog is expected late tonight into Sunday morning with visibilites
1/2 mile or less, especially south of I 94.

.DAYS TWO THROUGH SEVEN...Sunday through Saturday

An active weather pattern is expected beginning later Sunday
night and persisting into Tuesday night. Freezing rain is looking
more likely Monday morning north of Portage, and again Monday
night into Tuesday night across a large part of south central and
parts of southeast Wisconsin. This will impact travel during
these periods.

There is increasing concern for some heavy rain across far
southeast Wisconsin as well Monday into Tuesday night. The rain,
combined with the melting snowpack and frozen ground, will cause
some rivers and streams to rise. Localized flooding is also
possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

LMZ643>646-190015-
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
602 PM CST Sat Feb 17 2018

This Hazardous Weather Outlook is for portions of Lake Michigan.

.DAY ONE...Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Saturday

A Gale warning is in effect for Sunday afternoon and evening north
of Port washington, with a Small craft advisory to the south, due
to strong south winds.

Hentz

www.weather.gov/mkx

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 18, 4:00 AM CSTWinter Storm WatchMKXColumbia, Dodge, Fond du Lac, Green Lake, Marquette, Sauk and 1 more9 hr
Feb 18, 4:05 AM CSTDense Fog AdvisoryMKXGreen, Iowa, Lafayette, Rock, Walworth6 hr
Feb 18, 12:45 PM CSTFlood WatchMKXDane, Green, Iowa, Jefferson, Kenosha, Lafayette and 5 more53 hr
Feb 18, 12:45 PM CSTIce Storm WarningMKXColumbia, Dodge, Fond du Lac, Green Lake, Marquette, Sauk and 1 more22 hr
Feb 18, 12:45 PM CSTWinter Weather AdvisoryMKXDane, Iowa, Washington15 hr

Nearby

River Flood Watches in Wisconsin, 2018Every river flood watch 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.