Vigorous System Impacting the Northwest; Large System To Affect East

A potent storm system is delivering heavy rainfall, strong winds, rough surf and beach erosion along the Pacific Northwest coast with mountain snow inland. Expect a couple more systems to arrive late week into the weekend. Meanwhile, another developing large scale system will deliver a heavy rain and renewed flood threat to much of the East late Wednesday through Friday, which may impact travel. Read More >

Current conditions at

TRINITY RIVER NEAR DOUGLAS CITY 1SW (DCYC1)

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

NA

46°F

8°C

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update 18 Dec 11:00 am PST
Extended Forecast for

Helena CA

  • Today

    Today: Rain.  High near 51. South wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    High: 51 °F

  • Tonight

    Tonight: Rain before 10pm, then scattered showers after 10pm.  Low around 43. Light south southwest wind.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain then
    Scattered
    Showers

    Low: 43 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55. Calm wind.

    Mostly Sunny

    High: 55 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 41. Calm wind.

    Partly Cloudy

    Low: 41 °F

  • Thursday

    Thursday: A 50 percent chance of rain.  Partly sunny, with a high near 55. Southeast wind around 6 mph.

    Chance Rain

    High: 55 °F

  • Thursday
    Night

    Thursday Night: Rain likely.  Mostly cloudy, with a low around 37. Light and variable wind.  Chance of precipitation is 70%.

    Rain Likely

    Low: 37 °F

  • Friday

    Friday: Mostly sunny, with a high near 52.

    Mostly Sunny

    High: 52 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 36.

    Partly Cloudy

    Low: 36 °F

  • Saturday

    Saturday: Partly sunny, with a high near 51.

    Partly Sunny

    High: 51 °F

Detailed Forecast

Today
Rain. High near 51. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain before 10pm, then scattered showers after 10pm. Low around 43. Light south southwest wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly sunny, with a high near 55. Calm wind.
Wednesday Night
Partly cloudy, with a low around 41. Calm wind.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 55. Southeast wind around 6 mph.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. Light and variable wind. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 51.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
Rain likely. Mostly cloudy, with a high near 51.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Click Map For Forecast
Point Forecast:
Helena CA
 40.77°N 123.13°W (Elev. 1398 ft)
2:52 am PST Dec 18, 2018
11am PST Dec 18, 2018-6pm PST Dec 24, 2018
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database