Heavy Rain, Jefferson
- When
- September 12, 5:00 PM CST to September 14, 5:00 PM CST
- Where
- Jefferson County, 2.38 mi SSW of Palmyra to 3.39 mi SSE of Sullivan
- Reported by
- COOP Observer
- Coordinates
- 42.846, -88.611
Although this heavy rain event was assigned to Jefferson County, the heavy rain also affected parts of the following counties: Waukesha, Milwaukee, Rock, Walworth, Racine, and Kenosha. Ponding of water on roads and in other low spots was reported in many locations. Rainfall amounts include: 3.01 at the NWS Office about 3.8SSE of Sullivan (Jefferson Co.), 2.28 at 1.2SW of Palmyra, 2.60 at Beloit College (Rock Co.), 2.48 in Pell Lake (Walworth Co.), 2.46 in Paddock Lake (Kenosha Co.), 2.37 in Waterford (Racine Co.), 2.11 at 2SE Waukesha (Waukesha Co.), and 1.81 at Milwaukee Mitchell Field (Milwaukee Co.). Rainfall amounts tapered off to 1 to 1.25 in the Madison (Dane Co.) to Sheboygan area (Sheboygan Co.).