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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Clear

45°F

7°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 29 Jan 01:00 AM PST
Extended Forecast for

Trinidad CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. Light southeast wind.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 64. South wind 3 to 5 mph.

    High: 64 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 10pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 4pm. Mostly cloudy, with a high near 57.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 10pm. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. Light southeast wind.
Thursday
Partly sunny, with a high near 59. Calm wind.
Thursday Night
Mostly cloudy, with a low around 43. Calm wind.
Friday
Partly sunny, with a high near 62. Calm wind.
Friday Night
Mostly cloudy, with a low around 44. Calm wind.
Saturday
Mostly cloudy, with a high near 64. South wind 3 to 5 mph.
Saturday Night
A 30 percent chance of showers after 10pm. Mostly cloudy, with a low around 45.
Sunday
Showers, mainly before 4pm. Mostly cloudy, with a high near 57.
Sunday Night
A chance of showers before 10pm. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 41.
Monday
Patchy fog between 10am and 1pm. Otherwise, mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trinidad CA
 41.06°N 124.13°W (Elev. 305 ft)
Last Update:
1:10 am PST Jan 29, 2026
Forecast Valid:
1am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation