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 >

Hazardous Weather Conditions

Red Flag Warning in effect from August 1, 02:00 PM MDT until August 2, 09:00 PM MDT

Current conditions at

YELLOW MULE (YLWM8)

Lat: 45.1661°NLon: 111.35954°WElev: 9200.0ft.

63°F

17°C

Humidity	19%
Wind Speed	SSW 17 MPH
Barometer	NA
Dewpoint	20°F (-7°C)
Visibility	NA
Last update	02 Aug 02:04 AM MDT

More Information:

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

Extended Forecast for

10 Miles SSW Big Sky MT

Red Flag Warning until August 2, 09:00pm

Click here for hazard details and duration

Red Flag Warning

Red Flag Warning until August 2, 09:00pm
NOW until 9:00pm Sun
Red Flag Warning
Overnight
Low: 56 °F
Patchy Smoke
Sunday
High: 78 °F
Patchy Smoke
Sunday Night
Low: 42 °F
Patchy Smoke
Monday
High: 63 °F
Patchy Smoke
Monday Night
Low: 40 °F
Patchy Smoke
then Mostly
Clear
Tuesday
High: 66 °F
Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 72 °F
Sunny

Detailed Forecast

Overnight

Patchy smoke. Partly cloudy, with a low around 56. South southwest wind 5 to 7 mph.

Sunday

Patchy smoke before 2pm. Sunny, with a high near 78. Light and variable wind becoming west southwest 15 to 20 mph in the morning. Winds could gust as high as 36 mph.

Sunday Night

Patchy smoke after 7pm. Mostly clear, with a low around 42. West southwest wind 5 to 14 mph becoming north northeast in the evening. Winds could gust as high as 30 mph.

Monday

Patchy smoke. Sunny, with a high near 63. West northwest wind 5 to 9 mph, with gusts as high as 20 mph.

Monday Night

Patchy smoke before 7pm. Mostly clear, with a low around 40. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.

Tuesday

Sunny, with a high near 66. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

Tuesday Night

Mostly clear, with a low around 43. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 22 mph.

Wednesday

Sunny, with a high near 72. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

Wednesday Night

Mostly clear, with a low around 50.

Thursday

Sunny, with a high near 78.

Thursday Night

Mostly clear, with a low around 54.