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Alpine, WY Weather Forecast | 5 Day

Updated: Fri Sep 25th 2026 11:30 PM MDT

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Alpine, WY Weather Forecast - 9-25-26 - Sunny

Sunny

Fri 9-25-26

    • HI: 71°F
    • LO: 44°F
    • Rainfall: 2%
    • Snowfall: 0%
    • Wind
      13.6 mph
    • Humidity
      41% avg.
    • UV Index
      5.9
    • Air Quality
    • Sunrise
      07:14 AM
    • Sunset
      07:16 PM
    • Moonrise
      06:45 PM
    • Moonset
      06:16 AM
    • Moon Phase
      Full Moon
Alpine, WY Weather Forecast - 9-26-26 - Sunny

Sunny

Weather Tomorrow, Sat 9-26-26

Sunny with a high of 66°F and a low of 42°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 15mph on average and gusts of 27.1mph at 2 PM. Humidity levels should be comfortable, sitting around 47% on average, the maximum being 70% at 7 AM and 27% being its lowest at 3 PM. Barometric pressure is its highest of 30.05inHg at 8 AM, a lowest point of 29.86inHg at 3 PM with an avg 29.96inHg.

    • HI: 66°F
    • LO: 42°F
    • Rainfall: 4%
    • Snowfall: 0%
    • Wind
      14.3 mph
    • Humidity
      47% avg.
    • UV Index
      5.7
    • Air Quality
      Good
    • Sunrise
      07:15 AM
    • Sunset
      07:14 PM
    • Moonrise
      07:03 PM
    • Moonset
      07:20 AM
    • Moon Phase
      Full Moon
Alpine, WY Weather Forecast - 9-27-26 - Overcast

Overcast

Sun 9-27-26

Overcast with a high of 69°F and a low of 44°F. There might be light rainfall having a 22% chance with an estimated 0.01in. Wind will be moderate, blowing around 17mph on average and gusts of 24.4mph at 5 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 75% at 7 AM and 22% being its lowest at 4 PM. Barometric pressure is its highest of 30inHg at 12 AM, a lowest point of 29.75inHg at 5 PM with an avg 29.89inHg.

    • HI: 69°F
    • LO: 44°F
    • Rainfall: 22% | est. 0.01in
    • Snowfall: 0%
    • Wind
      16.1 mph
    • Humidity
      48% avg.
    • UV Index
      5.3
    • Air Quality
      Good
    • Sunrise
      07:17 AM
    • Sunset
      07:13 PM
    • Moonrise
      07:23 PM
    • Moonset
      08:26 AM
    • Moon Phase
      Waning Gibbous
Alpine, WY Weather Forecast - 9-28-26 - Overcast

Overcast

Mon 9-28-26

Overcast with a high of 65°F and a low of 44°F. Rainfall expected to have a 57% chance with an estimated 0.05in. Wind will be moderate, blowing around 13mph on average and gusts of 17.7mph at 5 PM. Humidity levels should be comfortable, sitting around 57% on average, the maximum being 84% at 7 AM and 27% being its lowest at 4 PM. Barometric pressure is its highest of 29.92inHg at 11 PM, a lowest point of 29.73inHg at 5 PM with an avg 29.83inHg.

    • HI: 65°F
    • LO: 44°F
    • Rainfall: 57% | est. 0.05in
    • Snowfall: 0%
    • Wind
      12.1 mph
    • Humidity
      57% avg.
    • UV Index
      5.4
    • Air Quality
      Good
    • Sunrise
      07:18 AM
    • Sunset
      07:11 PM
    • Moonrise
      07:47 PM
    • Moonset
      09:34 AM
    • Moon Phase
      Waning Gibbous
Alpine, WY Weather Forecast - 9-29-26 - Sunny

Sunny

Tue 9-29-26

Sunny with a high of 66°F and a low of 39°F. There's a very small chance of rainfall, only about 2%. Winds will be light at 6mph and gusts of 15.7mph at 7 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 76% at 7 AM and 22% being its lowest at 5 PM. Barometric pressure is its highest of 29.97inHg at 8 AM, a lowest point of 29.75inHg at 5 PM with an avg 29.88inHg.

    • HI: 66°F
    • LO: 39°F
    • Rainfall: 2%
    • Snowfall: 0%
    • Wind
      5.1 mph
    • Humidity
      48% avg.
    • UV Index
      5.7
    • Air Quality
      Good
    • Sunrise
      07:19 AM
    • Sunset
      07:09 PM
    • Moonrise
      08:15 PM
    • Moonset
      10:45 AM
    • Moon Phase
      Waning Gibbous
Alpine, WY Weather Forecast - 9-30-26 - Sunny

Sunny

Wed 9-30-26

Sunny with a high of 67°F and a low of 39°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 8mph and gusts of 11.4mph at 2 AM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 60% at 7 AM and 21% being its lowest at 3 PM. Barometric pressure is its highest of 30.02inHg at 8 AM, a lowest point of 29.76inHg at 6 PM with an avg 29.9inHg.

    • HI: 67°F
    • LO: 39°F
    • Rainfall: 1%
    • Snowfall: 0%
    • Wind
      7.2 mph
    • Humidity
      39% avg.
    • UV Index
      5
    • Air Quality
      Good
    • Sunrise
      07:20 AM
    • Sunset
      07:07 PM
    • Moonrise
      08:51 PM
    • Moonset
      11:57 AM
    • Moon Phase
      Waning Gibbous

This 5-Day weather forecast is valid for ZIP code 83128, accurately covering the area of Alpine, WY.

Currently

Clear 50°F
29.93 inHg.
Barometer
46%
Humidity
S 7.6 mph
Wind
Clear

National Outlook

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