December 13-14, 2015 Precipitation and Temperatures (Updated 545 PM CST 12/15)

News Headlines

20th Anniversary Of The August 18, 2005 Tornado Outbreak - Revisiting The Largest Tornado Outbreak In Wisconsin State History

An area of low pressure made its way into the region on December 13th and 14th, bringing with it a very warm and moist airmass to southern Wisconsin. Several temperature and precipitation records were broken due to this low pressure system, with many of the records broken on December 13. The below maps shows a two-day total of rainfall across southern Wisconsin and across the state from 7 AM CST Saturday, December 12 through 7 AM CST Monday, December 14:

Also included here are the high temperatures across the state and southern Wisconsin for December 13. Many of these temperatures were record highs.

The data for the maps above are provided courtesy of various public agencies, utility companies, volunteer weather observers, CO-OP weather observers, and CoCoRaHS-Wisconsin.

Below are the temperature and precipitation records either broken or tied for Milwaukee and Madison.

Records Broken (or Tied) December 13 and 14:

Milwaukee:

	New Record	Previous Record (year)
Record High (Dec. 13)	60°	58° (1975)
Record High Miniumum (Dec. 14)	44° (Ties record)	44° (2014)

Madison

	New Record	Previous Record (year)
Record High (Dec. 13)	60°	57° (1975)
Record High Minimum (Dec. 13)	43° (Ties record)	43° (1920)
One-Day Precipitation (Dec. 13)	1.45"	1.09" (1928)
Record High (Dec. 14)	59°	59 (1975)

If you would like to read more about the warm December we have had in southern Wisconsin, have a look at this news story: https://www.weather.gov/mkx/WarmDecemberSoFarInSouthernWisconsin.

Schultz

NWS Milwaukee/Sullivan, WI

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