National Weather Service United States Department of Commerce

Multi-Day Heavy Rain Event in the Four Corners; Soggy Sunday Expected in Florida

A series of Pacific storm systems will bring widespread showers, heavy rain, and a flash flooding threat across the Four Corners region this weekend. Ex-Typhoon Champi will approach the Alaskan West Coast bringing localized gusty winds and heavy precipitation. A wet and unsettled weekend is expected across southern Florida with rain expected across the entire peninsula by Sunday. Read More >

The following tables show the climate information for Rapid City, Gillette, Lead, Winner, Lemmon, Sundance, Spearfish, Newcastle, Hot Springs, and Custer on St. Patrick’s Day, as well as the weather in Rapid City and Gillette for the past 10 St. Patrick’s Days. Average highs around the area on March 17th are in the 40s, with average lows in the 20s.

In 2023, much of the area experienced their coldest St. Patrick's Day of the last decade, with highs generally in the 20s and light snow in some locations. However, in 2024, milder conditions returned, with near-normal temperatures and dry weather.