Heavy Rain Expected Tonight and Friday Night with Flash Flooding Possible

Periods of rain & thunderstorms are expected into Saturday, with areas of heavy rain likely tonight and again Friday night. The heavy rains will bring a potential for flash flooding, as well as additional rises on area rivers & creeks. Monitor the latest river levels and rainfall forecasts here. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Heavy Rain and Breezy

64°F

18°C

Humidity	100%
Wind Speed	SE 25 G 37 mph
Barometer	30.14 in
Dewpoint	64°F (18°C)
Visibility	1.00 mi
Last update	20 Jun 8:55 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

8 Miles SE Gann Valley SD

Flood Watch until June 22, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch until June 22, 07:00am
NOW until 7:00am Sat
Flood Watch
Tonight
Low: 60 °F
Heavy Rain
Friday
High: 78 °F
Chance
T-storms then
Showers
Likely
Friday Night
Low: 65 °F
T-storms
Saturday
High: 79 °F
Partly Sunny
Saturday Night
Low: 61 °F
Mostly Clear
Sunday
High: 84 °F
Sunny
Sunday Night
Low: 65 °F
Mostly Clear
Monday
High: 94 °F
Sunny

Detailed Forecast

Tonight

Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Low around 60. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Friday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. East southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers and possibly a thunderstorm before 1am, then showers and thunderstorms likely after 1am. Low around 65. East northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday

Partly sunny, with a high near 79. Northwest wind 10 to 15 mph.

Saturday Night

Mostly clear, with a low around 61. Northwest wind 5 to 10 mph becoming west southwest after midnight.

Sunday

Sunny, with a high near 84. North wind 5 to 10 mph becoming southeast in the afternoon.

Sunday Night

Mostly clear, with a low around 65.

Monday

Sunny, with a high near 94.

Monday Night

Mostly clear, with a low around 65.