National Weather Service United States Department of Commerce

Enhanced Risk for Severe Thunderstorms Across the Upper Midwest; Flash Flooding Possible from the Upper Midwest to Southern Plains and Desert Southwest Through Friday

Portions of the Upper Midwest will see an increased threat for severe thunderstorms through this evening, with a few strong tornadoes possible. The same region remains on alert for additional flash flood concerns. Heavy rainfall may lead to flash flooding across the Desert Southwest today, and Southern Plains by Friday. Finally, Major-to-record river flooding continues across the Carolinas. Read More >

Weather History - March 18th

Local and Regional Events:

March 18, 1982:

Northern Lawrence and Southwest Butte Counties experienced strong winds during the afternoon of March 18, 1982. Winds gusting to 70mph in Spearfish and Belle Fourche areas overturned a trailer house near Belle Fourche. No injuries were reported.


March 18, 2013:

An area of low-pressure moving across the region brought widespread accumulating snowfall along with powerful northwest winds to northeast South Dakota. Snowfall amounts from 1 to 4 inches along with sustained winds of 25 to 35 mph with gusts up to near 60 mph caused widespread blizzard conditions. Travel was disrupted or halted. Some businesses and schools were also closed. Some snowfall amounts included; 1 inch at Sisseton; 2 inches south of Bristol and at Bowdle; 3 inches near Big Stone City; and 4 inches at Summit. The highest wind gust was 58 mph at Aberdeen and near Summit. The snowfall began between 5 and 7 pm on the 17th and ended between 5 and 9 pm on the 18th.


March 18, 2014:

A low-pressure surface area moving off to the east brought some heavy snow into far eastern South Dakota and western Minnesota. A narrow band of heavy snow set up across this area bringing from 6 to 11 inches of snow. Click HERE for more information.


U.S.A and Global Events for March 18th:

1925: The great "Tri-State Tornado" occurred, the deadliest tornado in U.S. history. The storm claimed 695 lives (including 234 at Murphysboro, IL and 148 at West Frankfort, IL), and caused seventeen million dollars property damage. It cut a swath of destruction 219 miles long and as much as a mile wide from east-central Missouri to southern Indiana between 1 PM and 4 PM. The tornado leveled a school in West Frankfort, Illinois and picked up sixteen students setting them down unharmed 150 yards away. Seven other tornadoes claimed an additional 97 lives that day. 


1952: 151.73 inches of rain fell at Cilaos, La Reunion Island in the Indian Ocean over a five day period (13th-18th) to set the world rainfall record. This record was broken on February 24th-28th, 2007 when Commerce La Reunion Island picked up 196.06 inches.


1990: An intense hailstorm struck the Sydney region in Australia producing strong winds and torrential rains in a swath from Camden to Narrabeen, causing extensive damage. Hailstones were measured up to 3 inches in diameter. The total insured cost was estimated at $319 million, the third largest loss event in Australian insurance history.

Click HERE for more This Day in Weather History from the Southeast Regional Climate Center.