Some river flooding and flooded roads occurred in some of the counties north of Madison and Watertown. Rounds of showers and thunderstorms from the evening of May 3rd through the morning of May 4th resulted in 2.5-3.50 inches of rain north and west of Madison. The total rainfall over this area from May 1-4 was 4-5 inches. The Baraboo River in Sauk County and the South Branch of the Rock River in Waupon flooded.

Heavy Rain in IOWA, WISCONSIN
From 04-MAY-18 00:00:00 to 04-MAY-18 09:00:00 (CST-6)
Location: ARENA
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding on Sawle Rd. and Morrill Rd. in the Town of Arena where they intersect highway 14.

Flood in SAUK, WISCONSIN
From 04-MAY-18 02:15:00 to 11-MAY-18 09:30:00 (CST-6)
Location: BARABOO
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Baraboo River near Baraboo reached minor flood stage, cresting at 19.74 ft. Floodwaters affect a trailer rental business and a road wayside park about 5 miles downstream near the Highway 33 bridge. Floodwaters also affect an auto auction business on highway 33 just east of I-94. Widespread flooding of agricultural land near the river is occurring.

Heavy Rain in FOND DU LAC, WISCONSIN
From 03-MAY-18 22:00:00 to 04-MAY-18 12:00:00 (CST-6)
Location: WAUPUN
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A few roads closed throughout the county due to flooding, and several homes had sewer backups. The Fond du Lac River in the city of Fond du Lac was running high and approached the bottom of the bridge on Western Ave. Partially-treated wastewater was released into Lake Winnebago due to the treatment plant reaching over-capacity.

Heavy Rain in SAUK, WISCONSIN
From 04-MAY-18 00:00:00 to 04-MAY-18 20:00:00 (CST-6)
Location: SPRING GREEN
Property damage: 1.00K
Crop damage: 0.00K
Reported by: 911 Call Center

About a dozen roads closed throughout the county due to flooding.

Flood in FOND DU LAC, WISCONSIN
From 03-MAY-18 23:45:00 to 06-MAY-18 07:15:00 (CST-6)
Location: WAUPUN
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

The South Branch of the Rock River reached minor flood stage, cresting at 7.23 feet in Waupun. County Park Rd. was closed at the bridge as the Rock River flowed around the north end of the bridge, reconnecting with the river.  Water was flowing around the north end of the city of Waupun Dam, reconnecting with the river. Gateway Dr. near the river was flooded and closed.  Various parks along the river were flooded.

Flood in SAUK, WISCONSIN
From 04-MAY-18 18:30:00 to 07-MAY-18 07:00:00 (CST-6)
Location: REEDSBURG
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Baraboo River reached minor flood stage in Reedsburg, cresting around 15 ft.
Floodwaters affect Granite Avenue and South Webb Avenue along the river. There is general inundation of lowland in the Reedsburg area. The walking path in Webb Park and Smith Conservancy is covered with water. The Public Works Yard is under 12-18 inches of water.

Flood in SAUK, WISCONSIN
From 04-MAY-18 10:15:00 to 08-MAY-18 18:15:00 (CST-6)
Location: ROCK SPGS
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Baraboo River reached minor flood stage in the Rock Springs area, cresting at 20 ft.
Floodwaters are about 1 foot deep in the baseball diamond in Fireman's Park along Highway DD in Rock Springs. Water is over portions of Highway DD. Other minor lowland flooding in the Rock Springs area. Farm fields adjacent to the river are flooded in the Loganville area.