Widespread Showers Across the Eastern Half of the US; Severe Thunderstorms in Montana into the Plains

Widespread coverage of showers and thunderstorms across much of the central and eastern U.S., will produce areas of excessive rain in the northwest Gulf Coast, portions of the Mississippi Valley and the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77° N Lon: 99.32° W Elev: 1693 ft.

NA

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint NA
Visibility NA
Last update *** Not a current observation ***
Detailed forecast for

Lyman County

Today
Mostly cloudy this morning, then becoming partly sunny. Patchy fog this morning. Highs in the upper 70s. North winds 10 to 15 mph.
Tonight
Mostly clear in the evening, then becoming mostly cloudy. A 20 percent chance of thunderstorms. Lows in the upper 50s. East winds 10 to 15 mph.
Saturday
Partly sunny. Warmer with highs in the upper 80s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Saturday Night
Thunderstorms likely, mainly in the evening. Humid with lows in the lower 60s. Southeast winds 10 to 15 mph. Chance of precipitation 70 percent.
Sunday
Partly sunny. A slight chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. East winds 5 to 10 mph. Chance of precipitation 20 percent.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. A 50 percent chance of thunderstorms. Lows in the mid 60s.
Monday
Partly sunny. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 40 percent.
Monday Night
A chance of thunderstorms. Showers likely. Lows in the lower 60s. Chance of rain 70 percent.
Tuesday And Tuesday Night
Mostly cloudy with a 50 percent chance of thunderstorms. Highs in the upper 70s. Lows in the upper 50s.
Wednesday
Partly sunny. A slight chance of thunderstorms in the morning. Highs in the upper 70s. Chance of precipitation 20 percent.
Wednesday Night And Juneteenth
Mostly clear. Lows in the upper 50s. Highs in the mid 80s.



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743 AM CDT Fri Jun 13 2025
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database