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Check Water Temperatures Before Your River Visit

Water temperatures below 70 degrees causes you to lose breathing & muscle control which can lead to drowning. The colder the water the more extreme the impacts. Enjoy the river by staying dry when water is cold. Read More >

Current conditions at

TRINITY RIVER NEAR DOUGLAS CITY 1SW (DCYC1)

Lat: 40.64528°NLon: 122.95667°WElev: 1598ft.

NA

N/A

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

4 Miles S Helena CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 54. Breezy, with a west northwest wind around 18 mph, with gusts as high as 28 mph.

    High: 54 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Breezy, with a west northwest wind 13 to 21 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 59. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. West wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. West wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. Breezy, with a west wind 11 to 16 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 54. Breezy, with a west northwest wind around 18 mph, with gusts as high as 28 mph.
Tonight
Partly cloudy, with a low around 41. Breezy, with a west northwest wind 13 to 21 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 59. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 44. West wind 9 to 15 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 64. West wind 8 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 46. Breezy, with a west wind 11 to 16 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Helena CA
 40.7°N 123.14°W (Elev. 4839 ft)
Last Update:
2:10 pm PDT Jun 27, 2026
Forecast Valid:
2pm PDT Jun 27, 2026-6pm PDT Jul 3, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation