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Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Overview

Numerous thunderstorms developed in a very favorable environment during the early evening across northern South Dakota on Friday, July 21st. These storms moved southeastward over the course of the night, all the while producing torrential downpours with rainfall amounts over 2" in some cases, as well as severe weather in the form of damaging winds and large hail. Spink County was hit especially hard when a supercell produced up to 80 mph winds in and around Redfield and Tulare.
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