Severe Weather and Heavy Rainfall from the High Plains to the Ohio Valley; Heat Continuing in the Central Plains and Southeast

A stationary front will be the focus for daily showers and thunderstorms capable of widely scattered flash flooding and severe weather from the High Plains to the Ohio Valley. Monsoonal thunderstorms could cause local flash flooding across the Southwest and the Great Basin. Dangerous heat continues across the Central Plains and Southeast. Many areas will see their hottest temperatures of the year. Read More >

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 41%
Wind Speed NNE 10 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 12 Aug 02:30 PM MDT
Extended Forecast for

4 Miles W Pompeys Pillar MT

  • This Afternoon

    This Afternoon: Patchy smoke. Partly sunny, with a high near 87. Northeast wind around 11 mph.

    High: 87 °F

    Patchy Smoke

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then rain likely, mainly between 3am and 4am.  Patchy smoke. Increasing clouds, with a low around 60. North northeast wind 8 to 11 mph.  Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of rain and thunderstorms before 2pm, then a chance of rain between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  Patchy smoke after 9am. Areas of fog before noon.  Otherwise, mostly cloudy, with a high near 78. Northeast wind 8 to 10 mph.  Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 3am, then rain likely, mainly after 4am.  Patchy fog after midnight.  Otherwise, cloudy, with a low around 58. North northeast wind 9 to 11 mph.  Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Rain likely, mainly before noon, then a chance of showers and thunderstorms after 3pm.  Areas of fog before noon.  Otherwise, mostly cloudy, with a high near 74. North wind 6 to 9 mph.  Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely and
    Areas Fog

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 55. North northeast wind 5 to 8 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of showers before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming east around 5 mph in the afternoon.

    High: 78 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Patchy smoke. Partly sunny, with a high near 87. Northeast wind around 11 mph.
Tonight
Showers and thunderstorms likely before 3am, then rain likely, mainly between 3am and 4am. Patchy smoke. Increasing clouds, with a low around 60. North northeast wind 8 to 11 mph. Chance of precipitation is 60%.
Thursday
A chance of rain and thunderstorms before 2pm, then a chance of rain between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Patchy smoke after 9am. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 78. Northeast wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Showers and thunderstorms likely before 3am, then rain likely, mainly after 4am. Patchy fog after midnight. Otherwise, cloudy, with a low around 58. North northeast wind 9 to 11 mph. Chance of precipitation is 60%.
Friday
Rain likely, mainly before noon, then a chance of showers and thunderstorms after 3pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 74. North wind 6 to 9 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 55. North northeast wind 5 to 8 mph. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57. Light and variable wind.
Monday
Mostly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. West wind 5 to 7 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 87. Calm wind becoming northwest 5 to 7 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Pompeys Pillar MT
 45.97°N 108.03°W (Elev. 2982 ft)
12:47 pm MDT Aug 12, 2026
2pm MDT Aug 12, 2026-6pm MDT Aug 18, 2026
 
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Additional Resources

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