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Current conditions at
Arrow Creek Hill I-90 MP 468.6 (MTARC)
Lat: 45.78°NLon: 108.16341°WElev: 3924.0ft.NA
60°F
16°C
| Humidity | 37% |
| Wind Speed | WNW 16 MPH |
| Barometer | NA |
| Dewpoint | 33°F (1°C) |
| Visibility | NA |
| Last update | 29 Jun 08:00 PM MDT |
Extended Forecast for
3 Miles W Pompeys Pillar MT
Tonight

Low: 54 °F
Mostly Cloudy
Tuesday

High: 80 °F
Becoming
SunnyTuesday Night

Low: 54 °F
Partly Cloudy
Wednesday

High: 84 °F
Mostly Sunny
Wednesday Night
Low: 56 °F
Chance
T-storms then
Mostly CloudyThursday

High: 86 °F
Mostly Sunny
Thursday Night

Low: 58 °F
Partly Cloudy
Friday
High: 86 °F
Partly Sunny
then Slight
Chance
T-stormsFriday Night
Low: 57 °F
Chance
T-storms then
Slight Chance
Showers
Detailed Forecast
Tonight
Mostly cloudy, with a low around 54. West southwest wind 10 to 17 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 80. West wind 8 to 17 mph.
Tuesday Night
Partly cloudy, with a low around 54. West northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 58. West northwest wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 57. North northwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 50%.
Independence Day
A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 83. West wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 57. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 61. East northeast wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny and hot, with a high near 92. Calm wind becoming north northeast around 6 mph in the afternoon.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles W Pompeys Pillar MT
46°N 108°W (Elev. 2844 ft)
46°N 108°W (Elev. 2844 ft)
7:34 pm MDT Jun 29, 2026
8pm MDT Jun 29, 2026-6pm MDT Jul 6, 2026


