Current conditions at

Arrow Creek Hill I-90 MP 468.6 (MTARC)

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

NA

40°F

4°C

Humidity 29%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 02 Mar 11:45 PM MST
Extended Forecast for

5 Miles W Pompeys Pillar MT

  • Overnight

    Overnight: Mostly clear, with a low around 30. Light west southwest wind.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. West southwest wind 5 to 7 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. South wind 5 to 8 mph becoming west after midnight.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. West southwest wind 5 to 8 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 51. North northwest wind 5 to 10 mph.  Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of rain, mainly before 5am.  Mostly cloudy, with a low around 31. North northwest wind 5 to 8 mph.

    Low: 31 °F

    Chance Rain

  • Friday

    Friday: A slight chance of rain and snow before 8am, then a slight chance of snow between 8am and 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 51. North wind 5 to 8 mph.  Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. Northwest wind 7 to 10 mph becoming west southwest after midnight.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 30. Light west southwest wind.
Tuesday
Sunny, with a high near 64. West southwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 34. South wind 5 to 8 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 65. West southwest wind 5 to 8 mph.
Wednesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 36. Light and variable wind.
Thursday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 51. North northwest wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain, mainly before 5am. Mostly cloudy, with a low around 31. North northwest wind 5 to 8 mph.
Friday
A slight chance of rain and snow before 8am, then a slight chance of snow between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 51. North wind 5 to 8 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 32. Northwest wind 7 to 10 mph becoming west southwest after midnight.
Saturday
Sunny, with a high near 61. West southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 41. West southwest wind 14 to 20 mph.
Sunday
Partly sunny, with a high near 63. Northwest wind 13 to 23 mph.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 37. Northwest wind 9 to 17 mph becoming southwest in the evening.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 62. West southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Pompeys Pillar MT
 45.97°N 108.06°W (Elev. 2986 ft)
12:03 am MST Mar 3, 2026
12am MST Mar 3, 2026-6pm MDT Mar 9, 2026
 
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Additional Resources

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