“Flood Warning until 09:00PM Monday” from Green County Sheriff's Office : Nixle

Saturday September 19th, 2026 :: 12:27 p.m. CDT

Alert

Flood Warning until 09:00PM Monday

...The National Weather Service in Milwaukee/Sullivan has issued a Flood Warning for the following rivers in Wisconsin... East Branch Pecatonica River Near Blanchardville affecting Lafayette County.

* WHAT...Minor flooding is forecast.

* WHERE...East Branch Pecatonica River near Blanchardville.

* WHEN...From this evening to Monday evening.

* IMPACTS...At 13.0 feet, Highway 78, F and H north of park in Blanchardville is flooded and closed. Floodwaters completely cover McKellar Park, inluding the tennis courts and football field.

* ADDITIONAL DETAILS... - At 12:00 PM CDT Saturday the stage was 8.1 feet. - Bankfull stage is 9.0 feet. - Forecast...The river is expected to rise above flood stage this evening to a crest of 13.2 feet early tomorrow afternoon. It will then fall below flood stage Monday morning. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 13.2 feet on 03/05/1949. - http://www.weather.gov/safety/flood

* AFFECTED AREAS: LAFAYETTE, WI

Instructions:

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov. The next statement will be issued late tonight at 1230 AM CDT.

Address/Location
Green County Sheriff's Office
2827 6th St
Monroe, WI 53566

Contact
Emergency: 9-1-1
Non-emergencies: 608-328-9400

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Alert Details

Severity:: Severe - Significant threat to life or property
Urgency:: Expected - Responsive action SHOULD be taken soon (within next hour)
Certainty:: Likely (p > ~50%)
Category:: Meteorological (inc. flood)
Event:: Flood Warning

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