Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

Lat: 45.55° N Lon: 100.41° W Elev: 1713 ft.

Fair

90°F

32°C

Humidity 29%
Wind Speed S 16 mph
Barometer 29.97 in (1013.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 1 Aug 4:52 pm CDT
Detailed forecast for

Dewey County

Tonight
Partly cloudy. Patchy smoke. Lows in the mid 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
Sunday
Partly sunny. Patchy smoke. Breezy, hot with highs in the upper 90s. South winds 15 to 25 mph with gusts up to 35 mph.
Sunday Night
Mostly cloudy in the evening, then becoming partly cloudy. Patchy smoke. Breezy with lows in the mid 60s. Southeast winds 15 to 25 mph with gusts up to 35 mph.
Monday
Partly sunny and windy. Not as warm with highs in the upper 80s. South winds 15 to 25 mph, becoming north 20 to 30 mph in the afternoon. Gusts up to 45 mph.
Monday Night
Mostly clear and windy, cooler with lows in the mid 50s. North winds 20 to 30 mph with gusts up to 40 mph, diminishing to 10 to 15 mph with gusts up to 25 mph after midnight.
Tuesday And Tuesday Night
Partly cloudy. Highs in the upper 70s. Lows in the mid 50s.
Wednesday
Partly sunny. Highs in the lower 80s.
Wednesday Night
Mostly clear. Lows in the upper 50s.
Thursday
Partly sunny. Hot with highs around 90.
Thursday Night
Mostly clear. Lows in the lower 60s.
Friday
Partly sunny. Hot with highs in the lower 90s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of thunderstorms. Lows in the lower 60s.
Saturday
Partly sunny. Hot with highs in the lower 90s.



Basemap Options
Click map to change the forecast location
Loading map...
437 PM MDT Sat Aug 1 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database