UW Expert; Expect More Floods
gengberg November 19th, 2008
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Wednesday, November 19, 2008
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UW expert: Expect more floods in future
Center for Climate Research at the University of Wisconsin-Madison climate researcher Steve Vavrus says a changing climate probably will mean more precipitation for Wisconsin in the coming decades.Brian D. Bridgeford / News Republic
Center for Climate Research at the University of Wisconsin-Madison climate researcher Steve Vavrus says a changing climate probably will mean more precipitation for Wisconsin in the coming decades.
By Brian D. Bridgeford / News Republic
Emergency management officials stress readiness for severe storms
Overwhelming cloudbursts and flooding similar to those that struck Sauk County communities and southern Wisconsin in June could be more frequent as global warming trends continue, a climate researcher told county officials Monday.
Steve Vavrus of the Center for Climate Research at the University of Wisconsin-Madison spoke before the Intercounty Coordinating Committee as the group met in Baraboo. The audience included emergency management leaders, government officials and interested citizens from Sauk, Columbia, Dodge, Green Lake and Jefferson counties.
Vavrus said when he compares the amount of rainfall at the Madison airport from the early 1940s to now, the annual precipitation amount is up by about 10 percent. More importantly, the number of extreme rain storms, such as rainfall of 2 or 3 inches or more, have been increasing.
Extreme storms in which several inches of rain fall in a short time creates floods such as those the area experienced this summer, he said.
“For the real whoppers, 3 inches or more of rainfall in a day, we’re at the point of equaling all the previous decades combined,” Vavrus said of this decade. Continue Reading »

