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

Heat Advisory in effect from August 1, 12:00 PM MDT until August 2, 03:00 AM MDT
Red Flag Warning in effect from August 1, 12:00 PM MDT until August 2, 09:00 PM MDT

Current conditions at

Sieben I-15 MP 216 (MTSBN)

Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.

56°F

13°C

Humidity	52%
Wind Speed	SW 0 MPH
Barometer	NA
Dewpoint	38°F (3°C)
Visibility	NA
Last update	01 Aug 06:00 AM MDT

More Information:

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

Extended Forecast for

10 Miles SSE Wolf Creek MT

Heat Advisory August 1, 12:00pm until August 2, 03:00am

Red Flag Warning August 1, 12:00pm until August 2, 09:00pm

Click here for hazard details and duration

Heat Advisory

Red Flag Warning

Today
High: 100 °F
Patchy Smoke
Tonight
Low: 58 °F
Patchy Smoke
Sunday
High: 82 °F
Patchy Smoke
then Sunny
Sunday Night
Low: 48 °F
Mostly Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 45 °F
Mostly Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 49 °F
Mostly Clear
Wednesday
High: 90 °F
Sunny

Detailed Forecast

Today

Patchy smoke before 4pm, then patchy smoke after 5pm. Sunny and hot, with a high near 100. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 24 mph.

Tonight

Patchy smoke before 3am, then patchy smoke after 4am. Partly cloudy, with a low around 58. West wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph.

Sunday

Patchy smoke before 11am. Sunny, with a high near 82. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.

Sunday Night

Mostly clear, with a low around 48. North northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.

Monday

Sunny, with a high near 72. North wind 7 to 11 mph, with gusts as high as 23 mph.

Monday Night

Mostly clear, with a low around 45. North northeast wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.

Tuesday

Sunny, with a high near 83. Calm wind becoming southeast around 5 mph.

Tuesday Night

Mostly clear, with a low around 49. North northeast wind around 5 mph becoming calm after midnight.

Wednesday

Sunny, with a high near 90.