National Weather Service United States Department of Commerce

Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. 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.
nws logo Media use of NWS Web News Stories is encouraged!
Please acknowledge the NWS as the source of any news information accessed from this site.
nws logo