Current conditions at

Arrow Creek Hill I-90 MP 468.6 (MTARC)

Lat: 45.78°NLon: 108.16341°WElev: 3924.0ft.

NA

74°F

23°C

Humidity 22%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 01 Sep 01:15 PM MDT
Extended Forecast for

9 Miles W Pompeys Pillar MT

Fire Weather Watch September 3, 12:00pm until September 3, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
  • This Afternoon

    This Afternoon: Partly sunny, with a high near 83. Light and variable wind becoming south southeast around 6 mph.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy during the evening, then mostly clear overnight, with a low around 57. Southeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 91. Light west southwest wind becoming southwest 5 to 10 mph in the afternoon.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. West southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 57 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 89. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 89 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 90. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 90 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. North wind 5 to 9 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Calm wind becoming northeast 5 to 9 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 83. Light and variable wind becoming south southeast around 6 mph.
Tonight
Mostly cloudy during the evening, then mostly clear overnight, with a low around 57. Southeast wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny and hot, with a high near 91. Light west southwest wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. West southwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 89. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56. South southwest wind 5 to 8 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 90. Calm wind becoming west 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57. North wind 5 to 9 mph.
Saturday
Mostly sunny, with a high near 86. Calm wind becoming northeast 5 to 9 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 59. Northeast wind 8 to 11 mph.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 82. North northeast wind 7 to 9 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East northeast wind 5 to 11 mph becoming north after midnight.
Labor Day
A 30 percent chance of showers. Partly sunny, with a high near 83. West northwest wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Pompeys Pillar MT
 45.99°N 108.12°W (Elev. 2963 ft)
12:32 pm MDT Sep 1, 2026
1pm MDT Sep 1, 2026-6pm MDT Sep 7, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database