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      Red Flag Warning
      until 8:00 PM MDT
      Elev 5039 ft, 45.688 °N 111.774 °W

      Harrison, MT

      Harrison Station65°
      Updated: 10:07 PM MDT on September 1, 2026 (GMT -6)
      3 minutes ago
      81°
      49°
      65
      Feels Like 65
      Partly Cloudy
      N
      13
      Gusts 20 mph
      Lower temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Wed 09/02
        Low 48°f
         36% Precip. / 0 in
        Scattered thunderstorms early, then partly cloudy after midnight. Low 48F. Winds SSW at 10 to 15 mph. Chance of rain 40%.
        Tomorrow
        Thu 09/03
        High 76°f
         10% Precip. / 0 in
        Partly cloudy skies with gusty winds. High 76F. Winds SSW at 20 to 30 mph. Winds could occasionally gust over 40 mph.
        Tomorrow night
        Thu 09/03
        Low 50°f
         8% Precip. / 0 in
        Partly cloudy in the evening with more clouds for later at night. Low near 50F. Winds SSW at 10 to 20 mph.
        Hourly Forecast
        Now
        65°
        11PM
        63°
        12AM
        32%
        61°
        1AM
        59°
        2AM
        56°
        3AM
        54°
        4AM
        53°
        5AM
        51°
        6AM
        50°
        6:49AM
        Sunrise
        7AM
        49°
        8AM
        53°
        9AM
        58°
        10AM
        64°
        11AM
        69°
        12PM
        72°
        1PM
        74°
        2PM
        75°
        3PM
        74°
        4PM
        74°
        5PM
        73°
        6PM
        71°
        7PM
        69°
        8PM
        64°
        8:02PM
        Sunset
        9PM
        61°
        10PM
        59°
        Precipitation
        32%
        Thunderstorms possible after 12 AM
        Pollen
        Grass Pollen
        Low
        Air Quality
        45
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.72 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point43°F
        5. Humidity 46%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KRVF Station History
        Almanac for September 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 71°F 87°F 1978
        4. Low 49°F 44°F 32°F 1975
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.05 in -
        7. Snow 0 in - in -
        Almanac for September 3, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 71°F 86°F
        4. Low 49°F 43°F 29°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:49 AM 8:02 PM
        3. Civil Twilight 6:19 AM 8:33 PM
        4. Nautical Twilight 5:42 AM 9:10PM
        5. Astronomical Twilight 5:02 AM 9:48 PM
        1. Length of Visible Light 14h 14m
        2. Length of Day 13h 13m
        3. Tomorrow will be 3 minutes 7 seconds shorter
        1. Moon 10:16 PM 1:26 PM
        2. Waning Gibbous63% of the Moon is Illuminated
        Sep 4
        Waning Half Last Qtr
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Precipitation
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