Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

These data are preliminary and have not undergone final quality control; therefore, these data are subject to revision. Final and certified climate data can be accessed at the National Centers for Environmental Information (NCEI - formerly NCDC) at www.ncdc.noaa.gov. For storm related information, please see our Event Summaries page or the Storm Events Database (NCEI).

Preliminary Local Climatological Data

Product Explanation

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Product Explanation

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Select "Previous Version" or a version "number" for past month's data.

If the month's data is incomplete or not available, try our Observed Weather Reports page and select the "Preliminary Monthly Climate Data (CF6)"" product option.

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Frost/Freeze and Growing Season Page

The Growing Season is defined as the number of days between the LAST 32 degrees or lower in Spring to the FIRST 32 degrees or lower in Autumn.

Median Date of First Freeze in Fall	Median Date of Last Freeze in Spring

Last 32 Degree or Lower Day in Spring
	Milwaukee	Madison
Avg. Date	04/27	05/03
Earliest	03/29/1878	04/24/1930
Latest	05/27/1961	06/10/1972

First 32 Degree or Lower Day in Autumn
	Milwaukee	Madison
Avg. Date	10/22	10/07
Earliest	09/20/1956	09/12/1955
Latest	11/24/1931	11/12/1946

Length of Growning Season (Last 32°F in Spring to First 32°F in Autumn)
	Milwaukee	Madison
Avg. Length	181 Days (04/27 to 10/22)	158 Days (05/03 to 10/07)
Longest	222 Days (04/11 to 11/18 of 1985)	210 Days (04/11 to 11/06 of 1938 (tied with 1878)
Shortest	124 Days 05/28 to 09/28 of 1961)	106 Days (05/30 to 09/12 of 1964)

MKX RSS Feed

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Climate Stats for Southern Wisconsin