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Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

Eureka WFO (EKA01)

Lat: 40.8098°NLon: 124.1602°WElev: 20.0ft.

Clear

42°F

6°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Overnight

    Overnight: Widespread frost after 4am. Otherwise, cloudy, with a low around 38. Light south wind.

    Low: 38 °F

    Frost

  • Saturday

    Saturday: Patchy fog before 10am. Widespread frost before 10am. Otherwise, mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Frost and
    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Areas of fog. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Areas Fog

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind.

    High: 61 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 61. Calm wind.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Patchy Fog

Detailed Forecast

Overnight
Widespread frost after 4am. Otherwise, cloudy, with a low around 38. Light south wind.
Saturday
Patchy fog before 10am. Widespread frost before 10am. Otherwise, mostly sunny, with a high near 64. Light and variable wind.
Saturday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
M.L.King Day
Sunny, with a high near 61. Calm wind.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Thursday
Patchy fog. Otherwise, partly sunny, with a high near 54.
Thursday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 39.
Friday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.89°N 124.08°W (Elev. 177 ft)
Last Update:
11:40 pm PST Jan 16, 2026
Forecast Valid:
12am PST Jan 17, 2026-6pm PST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation