As of this morning a surprising 10 to 15 inches of snow was on the ground from southeastern Minnesota through northwestern Wisconsin, and accumulating snow continued in Wisconsin during the day.
|Map prepared by the NWS Duluth office|
You can read more about the record snow in Minnesota and Wisconsin at the following NWS office web pages:
National Weather Service, Duluth MN
National Weather Service, LaCrosse, WI
In Omaha, NE the snow on May 1 and May 2 set daily records on both dates. The combined total of 3.1 inches for May 1-2, 2013, is a record snowfall event in May as well as a record highest monthly snowfall total ever recorded in May. In Lincoln, NE May 1 snowfall was 2.4 inches on May 1 and 0.2 for today (May 2), both daily records. Kansas City, MO set new daily snowfall records on both May 1 and May 2. The combined total of 3.1 inches for May 1-2, 2013, is a record snowfall event in May as well as a record highest monthly snowfall total ever recorded in May.
This storm was clearly evident in the temperature pattern across the U.S. today, reflecting the strong upper level trough.
|500 millibar (about 20,000 ft) upper level map for 7:00 p.m. CDT May 2|
|Surface temperatures at 7:00 p/m/ CDT May 2|
The upper level ridge over the western U.S. was providing sunny and very dry weather. In California these conditions along with the Santa Anna winds combined to produce critical fire wildfire conditions in southern California, southern Nevada, and central Arizona. Red flag warnings were in effect for most of these areas today.
|Fire weather outlook for May 2 issued by the NWS Storm Prediction Center|
A slow-moving low pressure system along the central Gulf coast was brought up to a foot of rain to extreme southwest Alabama near Mobile and southeastern Louisiana.
|CoCoRaHS rainfall map for May 2|