Storm Record · Columbia, Dane, Dodge, Sauk Counties
July 3, 2007: Straight-line wind across four counties
64
Strongest gust
5
NWS reports
What the National Weather Service recorded
A mesoscale convective system over the Dakotas moved east-southeast through Wisconsin. It was aided by a strong short wave trough aloft and a cold front dropping southeast. Short bowing segments of storms generated damaging winds, large hail, and heavy rains that led to localize flash flooding.
Source: NOAA Storm Events Database · episode 8609
Every report, in the Weather Service's words
Where It Hit
| Location | County | Hazard | Size | Report |
|---|---|---|---|---|
| Sun Prairie | Dane | Wind | 64 mph wind | Powerful downburst thundestorm winds gusting to around 56 knots (65 mph) toppled several large trees. Several power-lines came down with tree debris. |
| Lake Delton (2 W) | Sauk | Wind | 60 mph wind | Powerful downburst thundestorm winds gusting to around 52 knots (60 mph) toppled large trees. A couple power-lines came down with tree debris. |
| Portage (7 WNW) | Columbia | Wind | 60 mph wind | Powerful downburst thundestorm winds gusting to around 52 knots (60 mph) toppled large trees. A couple power-lines came down with tree debris. |
| Randolph (3 SE) | Dodge | Wind | 60 mph wind | Powerful downburst thundestorm winds gusting to around 52 knots (60 ph) toppled several large trees. |
| Spring Green (6 WNW) | Sauk | Wind | 60 mph wind | Powerful downburst thundestorm winds gusting to a measured 52 knots (60 mph) gust at the Lone Rock Airport (LNR) ASOS unit toppled large trees. A couple power-lines came down with tree debris. |
Service areas this storm touched