Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73° N Lon: 103.62° W Elev: 5600 ft.

Overcast

57°F

14°C

Humidity 93%
Wind Speed E 8 mph
Barometer 30.14 in (1016.5 mb)
Dewpoint 55°F (13°C)
Visibility 8.00 mi
Last update 19 Sep 7:53 pm MDT
Detailed forecast for

Western Fall River

Rest Of Tonight
Showers and thunderstorms. Lows in the lower 50s. Northeast winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.
Sunday
Showers. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Highs in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Sunday Night
Mostly cloudy. Showers with thunderstorms likely in the evening, then a chance of showers after midnight. Lows in the upper 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of rain 90 percent.
Monday
Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs in the mid 60s. East winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of rain 20 percent.
Monday Night
Partly cloudy. Lows in the upper 40s. East winds 10 to 20 mph with gusts up to 30 mph.
Tuesday
Partly cloudy in the morning, then clearing. Highs in the mid 70s.
Tuesday Night
Mostly clear. Lows in the lower 50s.
Wednesday
Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent.
Wednesday Night
Partly cloudy in the evening, then clearing. Lows in the lower 50s.
Thursday
Mostly sunny. Highs in the lower 80s.
Thursday Night
Mostly clear. Lows in the mid 50s.
Friday
Partly cloudy. Highs in the lower 80s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows in the mid 50s.
Saturday
Partly cloudy in the morning, then clearing. Highs in the lower 80s.



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837 PM MDT Sat Sep 19 2026
 
 

Additional Resources

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