National Weather Service United States Department of Commerce

Above Average Temperatures for Most Today; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures are forecast today into Wednesday over most of the lower 48 states away from the Gulf Coast. A storm system passing across southern Canada will bring a wintry mix to the upper Great Lakes today. A trailing cold front will then bring the wintry mix from the central Appalachians through the Northeast U.S. Wednesday and Thursday. Read More >

Weather History - May 1st

 

May 1st, 1959:

Aberdeen recorded a high temperature of 102, the earliest date that Aberdeen reached 100 degrees.

May 1st, 1967:

One of the latest blizzards on record for South Dakota ended on this day. Snowfall amounts in the west were 5 to 12 inches, with a 16-inch report in Lemmon and 30 inches in the northern Black Hills. Winds of 40 to 50 mph caused blowing snow, which occasionally reduced visibility to near zero and snow drifts of 4 to 5 feet. Other snowfall amounts include 5 inches in Murdo, 6 miles SE of McIntosh, and 4 inches in Timber Lake.

May 1st, 1997:

Torrential rains of 1.5 to 2.5 inches, with a separate 4.5-inch report, fell over central South Dakota and caused flooding to several creeks, streams, low-lying areas, and roads. This early May rain only aggravated the flooded regions in March and April. Lyman County experienced the most significant flooding, with 4.5 inches of rain falling north of Vivian. Part of a golf course was flooded, and some personal property was flooded along with the KOA campground near Kennebec. Some rainfall amounts include 2.5 inches 7 miles NW of Presho and 2.01 inches near Stephan.