National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

CRYSTAL LAKE (CRYM8)

Lat: 46.78942°NLon: 109.51205°WElev: 6050.0ft.

NA

46°F

8°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

16 Miles SSE Lewistown Municipal MT

  • Overnight

    Overnight: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 47. Southwest wind around 8 mph.

    Low: 47 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 60. Southwest wind 5 to 7 mph becoming northwest in the afternoon.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 48. Northwest wind 5 to 8 mph becoming south in the evening.

    Low: 48 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. South southwest wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 70%.

    High: 60 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. Northwest wind 6 to 9 mph becoming south southwest after midnight. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    T-storms then
    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 66. West southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. Southwest wind 3 to 8 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. West southwest wind 5 to 7 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 47. Southwest wind around 8 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 60. Southwest wind 5 to 7 mph becoming northwest in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 48. Northwest wind 5 to 8 mph becoming south in the evening.
Friday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. South southwest wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. Northwest wind 6 to 9 mph becoming south southwest after midnight. Chance of precipitation is 30%.
Independence Day
Sunny, with a high near 66. West southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 52. Southwest wind 3 to 8 mph.
Sunday
Sunny, with a high near 67. West southwest wind 5 to 7 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 66.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 69.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSE Lewistown Municipal MT
 46.82°N 109.36°W (Elev. 7425 ft)
Last Update:
9:32 pm MDT Jul 1, 2026
Forecast Valid:
12am MDT Jul 2, 2026-6pm MDT Jul 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation