Log In
    Favorites
        Member Settings
      Elev 3232 ft, 46.448 °N 108.542 °W

      Roundup, MT

      Roundup Station50°
      Updated: 5:08 PM MDT on October 26, 2026 (GMT -6)
      8 minutes ago
      54°
      24°
      50
      Feels Like 50
      Sunny
      N
      5
      Similar temperature is expected tomorrow
      Wundermap

      Loading nearby stations…

       Wundermap
      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
        Tue 10/27
        Low 36°f
         52% Precip. / 0.03 in
        Partly cloudy this evening followed by increasing clouds with showers developing after midnight. Low 36F. Winds ENE at 5 to 10 mph. Chance of rain 50%.
        Tomorrow
        Wed 10/28
        High 56°f
         24% Precip. / 0 in
        Clearing and windy. High 56F. Winds WSW at 20 to 30 mph. Winds could occasionally gust over 40 mph.
        Tomorrow night
        Wed 10/28
        Low 32°f
         5% Precip. / 0 in
        Partly cloudy skies. Low 32F. Winds WSW at 10 to 15 mph.
        Hourly Forecast
        Now
        50°
        6PM
        47°
        6:08PM
        Sunset
        7PM
        45°
        8PM
        43°
        9PM
        40°
        10PM
        39°
        11PM
        38°
        12AM
        38°
        1AM
        37°
        2AM
        52%
        37°
        3AM
        31%
        37°
        4AM
        37°
        5AM
        31%
        37°
        6AM
        35%
        38°
        7AM
        39°
        7:48AM
        Sunrise
        8AM
        39°
        9AM
        41°
        10AM
        45°
        11AM
        48°
        12PM
        51°
        1PM
        53°
        2PM
        54°
        3PM
        54°
        4PM
        54°
        5PM
        53°
        Precipitation
        52%
        Pollen
        None
        Air Quality
        18
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point38°F
        5. Humidity 64%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KRPX Station History
        Almanac for October 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 54°F 56°F 79°F 2017
        4. Low 24°F 28°F 0°F 1919
        5. Rain/Snow Depth
        6. Precipitation 0.03 in 4.1 in -
        7. Snow 0 in 0 in -
        Almanac for October 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 56°F 55°F 80°F
        4. Low 36°F 28°F -6°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:47 AM 6:08 PM
        3. Civil Twilight 7:16 AM 6:39 PM
        4. Nautical Twilight 6:40 AM 7:14PM
        5. Astronomical Twilight 6:06 AM 7:49 PM
        1. Length of Visible Light 11h 23m
        2. Length of Day 10h 20m
        3. Tomorrow will be 3 minutes 3 seconds shorter
        1. Moon 6:01 PM 8:38 AM
        2. Waning Gibbous98% of the Moon is Illuminated
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
        Nov 17
        Waxing Half First Qtr
        Nov 24
        Full Moon
        Nearby Weather Stations
        Station Location
        Temp
        Windchill
        Heat Index
        Dew Point
        Humidity
        Wind
        Precip.
        Elev.
        Updated
        Loading nearby stations…
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareers
        PWS NetworkWunderMap
        Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
        Level Access
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary