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      Elev 10538 ft, 39.632 °N 106.064 °W

      Silverthorne, CO

      Ptarmigan Station56°
      Updated: 9:51 AM MDT on September 16, 2026 (GMT -6)
      7 minutes ago
      65°
      44°
      56
      Feels Like 56
      Sunny
      N
      3
      Lower temperature is expected today
      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
        Today
        Thu 09/17
        High 65°f
         79% Precip. / 0.13 in
        Partly cloudy this morning with thunderstorms becoming likely this afternoon. High near 65F. Winds WSW at 5 to 10 mph. Chance of rain 80%. Locally heavy rainfall possible.
        Tonight
        Thu 09/17
        Low 52°f
         69% Precip. / 0.1 in
        Cloudy with showers. Low 52F. Winds S at 5 to 10 mph. Chance of rain 70%. Locally heavy rainfall possible.
        Tomorrow
        Fri 09/18
        High 59°f48°f
         36% Precip. / 0.05 in
        Showers in the morning with isolated thunderstorms in the afternoon. High 59F. Winds SSW at 5 to 10 mph. Chance of rain 40%. Locally heavy rainfall possible.
        Hourly Forecast
        Now
        56°
        10AM
        57°
        11AM
        60°
        12PM
        62°
        1PM
        64°
        2PM
        63°
        3PM
        63°
        4PM
        48%
        63°
        5PM
        66%
        60°
        6PM
        79%
        58°
        7PM
        69%
        56°
        7:11PM
        Sunset
        8PM
        51%
        56°
        9PM
        43%
        55°
        10PM
        37%
        55°
        11PM
        38%
        55°
        12AM
        43%
        55°
        1AM
        50%
        55°
        2AM
        51%
        55°
        3AM
        34%
        55°
        4AM
        55°
        5AM
        55°
        6AM
        55°
        6:47AM
        Sunrise
        7AM
        54°
        8AM
        53°
        9AM
        36%
        54°
        Precipitation
        79%
        Thunderstorms possible after 4 PM
        Pollen
        None
        Air Quality
        28
        Good
        UV Index
        3
        Moderate
        Additional Conditions
        1. Pressure 30.08 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point46°F
        5. Humidity 68%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KLXV Station History
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 66°F 79°F 2018
        4. Low 44°F 30°F 14°F 1944
        5. Rain/Snow Depth
        6. Precipitation 0.23 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 60°F 66°F 78°F
        4. Low 44°F 29°F 12°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:46 AM 7:10 PM
        3. Civil Twilight 6:19 AM 7:37 PM
        4. Nautical Twilight 5:47 AM 8:09PM
        5. Astronomical Twilight 5:15 AM 8:41 PM
        1. Length of Visible Light 13h 18m
        2. Length of Day 12h 24m
        3. Tomorrow will be 2 minutes 34 seconds shorter
        1. Moon 12:45 PM 9:53 PM
        2. Waxing Crescent30% 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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