National Weather Service United States Department of Commerce

Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Weather History - April 30th

Local and Regional Events:

April 30th, 1942:

A tornado hit three farms near the northeastern edge of Castlewood. One barn was blown apart, and debris was swept into the house, killing one person. Damage from the estimated F2 tornado was $20,000.

April 30th, 2011:

A low-pressure system moved across North Dakota and brought high winds to much of the central parts of northeast South Dakota. Northwest winds of 35 to 50 mph with gusts over 60 mph occurred from the morning to the late evening of the 30th. The high winds did cause some property damage across the region. A semi was tipped over on Highway 50 in Buffalo County; a large sign was brought down in Highmore, with some damage to security lights and twisted traffic signals in Pierre. Some of the highest wind gusts included 59 mph at Eagle Butte, 61 mph at Oacoma, 66 mph in Corson County, and 69 mph at Hayes in Stanley County.