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      Flood Watch
      until 6:00 PM MDT
      Elev 2742 ft, 46.129 °N 107.553 °W

      Hysham, MT

      Custer Station71°
      Updated: 6:45 PM MDT on September 17, 2026 (GMT -6)
      9 minutes ago
      76°
      45°
      71
      Feels Like 70
      Fair
      N
      3
      Higher 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
        Fri 09/18
        Low 51°f
         7% Precip. / 0 in
        Some clouds. Low 51F. Winds light and variable.
        Tomorrow
        Sat 09/19
        High 82°f
         15% Precip. / 0 in
        Sunny along with a few clouds. A stray shower or thunderstorm is possible. High 82F. Winds NW at 5 to 10 mph.
        Tomorrow night
        Sat 09/19
        Low 57°f
         89% Precip. / 0.65 in
        Cloudy with showers likely late, and possibly a thunderstorm. Low 57F. Winds N at 5 to 10 mph. Chance of rain 90%. Locally heavy rainfall possible.
        Hourly Forecast
        Now
        72°
        7PM
        71°
        7:16PM
        Sunset
        8PM
        68°
        9PM
        65°
        10PM
        64°
        11PM
        63°
        12AM
        61°
        1AM
        60°
        2AM
        59°
        3AM
        57°
        4AM
        56°
        5AM
        54°
        6AM
        53°
        6:50AM
        Sunrise
        7AM
        52°
        8AM
        56°
        9AM
        61°
        10AM
        66°
        11AM
        71°
        12PM
        75°
        1PM
        77°
        2PM
        80°
        3PM
        81°
        4PM
        81°
        5PM
        81°
        6PM
        80°
        Precipitation
        15%
        Pollen
        None
        Air Quality
        27
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.89 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point51°F
        5. Humidity 47%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KRPX Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 74°F 95°F 1984
        4. Low 45°F 45°F 24°F 1971
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 74°F 98°F
        4. Low 45°F 45°F 25°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:50 AM 7:14 PM
        3. Civil Twilight 6:20 AM 7:44 PM
        4. Nautical Twilight 5:45 AM 8:19PM
        5. Astronomical Twilight 5:08 AM 8:56 PM
        1. Length of Visible Light 13h 23m
        2. Length of Day 12h 23m
        3. Tomorrow will be 3 minutes 15 seconds shorter
        1. Moon 3:16 PM 11:01 PM
        2. First Quarter50% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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