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The Fire Weather Zones in Del Norte, Humboldt, Trinity, Mendocino, and Lake Counties will be Changing in March 2026
The Public Forecast Zones in Trinity and Lake Counties will be Changing in March 2026

Hazardous Weather Conditions

Winter Weather Advisory until February 18, 04:00 PM PST

Current conditions at

Eureka WFO (EKA01)

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

Partly Cloudy

44°F

7°C

Humidity	NA
Wind Speed	SW 5 MPH
Barometer	NA
Dewpoint	N/A
Visibility	7.00 mi
Wind Chill	41°F (5°C)
Last update	NA

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Arcata CA

Winter Weather Advisory February 18, 11:17am until February 18, 04:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 18, 11:17am until February 18, 04:00pm
NOW until 4:00pm Wed
Winter Weather Advisory
Today
High: 46 °F
Showers
Likely
Tonight
Low: 35 °F
Showers
Thursday
High: 46 °F
Showers
Thursday Night
Low: 29 °F
Showers
Likely then
Chance
Rain/Snow
Friday
High: 49 °F
Chance
Rain/Snow
then Chance
Showers
Friday Night
Low: 37 °F
Showers
Likely
Saturday
High: 53 °F
Showers
Saturday Night
Low: 43 °F
Showers

Detailed Forecast

Today

Showers likely, mainly before 4pm. Mostly cloudy, with a high near 46. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Showers, mainly after 7pm. Low around 35. South wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Showers. High near 46. Northwest wind 3 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday Night

Rain showers likely before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 29. North northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday

A chance of rain and snow showers before 7am, then a chance of rain showers. Mostly cloudy, with a high near 49. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers likely, mainly after 10pm. Cloudy, with a low around 37. Southeast wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Showers. High near 53. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday Night

Showers. Cloudy, with a low around 43.

Sunday

Showers. Cloudy, with a high near 53.

Sunday Night

Showers. Cloudy, with a low around 42.

Monday

Showers. Cloudy, with a high near 53.

Monday Night

Showers. Cloudy, with a low around 40.