Dangerous Surf and Rip Currents for most of the Atlantic Shoreline; Record Heat for the West

Hurricane Erin continues to track northward. Tropical storm force winds, storm surge conditions will increase for the Outer Banks today and portions of coastal Virginia. Life-threatening surf and rip currents along much of the east coast of the U.S. this week. Major to extreme HeatRisk with new record high temperatures are expected for many areas of the western U.S. this week. Read More >

Current conditions at

CRYSTAL LAKE (CRYM8)

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

NA

78°F

26°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

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 74. North wind around 8 mph.

    High: 74 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm.  Cloudy, then gradually becoming partly cloudy, with a low around 51. East northeast wind 7 to 14 mph becoming west in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 62. West wind 6 to 10 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. North wind 7 to 9 mph becoming east after midnight.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58. North northeast wind around 9 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. North northeast wind 8 to 10 mph becoming east southeast after midnight.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60. Southeast wind around 8 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. East wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 74. North wind around 8 mph.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 51. East northeast wind 7 to 14 mph becoming west in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 62. West wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 48. North wind 7 to 9 mph becoming east after midnight.
Friday
Mostly sunny, with a high near 58. North northeast wind around 9 mph.
Friday Night
Mostly clear, with a low around 45. North northeast wind 8 to 10 mph becoming east southeast after midnight.
Saturday
Sunny, with a high near 60. Southeast wind around 8 mph.
Saturday Night
Mostly clear, with a low around 45. East wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSE Lewistown Municipal MT
 46.82°N 109.36°W (Elev. 7425 ft)
2:56 pm MDT Aug 20, 2025
4pm MDT Aug 20, 2025-6pm MDT Aug 27, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database