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 >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

Lat: 47.91973° N Lon: 104.32619° W Elev: 2480.0 ft.

NA

60°F

16°C

Humidity 85%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 13 Jun 07:15 PM MDT
Detailed forecast for

Richland County

Tonight
A slight chance of thunderstorms this evening. Mostly cloudy with a chance of showers. Lows in the lower 50s. Southeast wind 10 to 15 mph. Chance of rain 50 percent.
Saturday
Mostly sunny with a 20 percent chance of showers. Highs in the upper 70s. Southeast wind 5 to 10 mph.
Saturday Night
Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then mostly cloudy with a slight chance of showers after midnight. Some thunderstorms may produce gusty winds in the evening. Lows in the mid 50s. Southeast wind 5 to 10 mph. Chance of rain 30 percent.
Sunday
A chance of showers in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 80s. South wind around 5 mph, becoming east in the afternoon. Chance of rain 40 percent.
Sunday Night
A chance of thunderstorms. Showers. Lows in the upper 50s. East wind 5 to 10 mph, becoming southeast after midnight. Chance of rain 80 percent.
Monday
A chance of thunderstorms. Highs in the upper 70s.
Monday Night
A chance of thunderstorms. Lows in the mid 50s.
Tuesday
A chance of showers. Highs in the lower 70s.
Tuesday Night
A chance of thunderstorms. Lows in the lower 50s.
Wednesday
A chance of showers with a slight chance of thunderstorms. Highs in the upper 70s.
Wednesday Night
Mostly clear. Lows in the lower 50s.
Juneteenth
A slight chance of thunderstorms. Highs in the lower 80s.
Thursday Night
A chance of showers with a slight chance of thunderstorms. Lows in the mid 50s.
Friday
A slight chance of showers. Highs in the lower 80s.



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119 PM MDT Fri Jun 13 2025
 
 

Additional Resources

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