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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

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Rain

41°F

5°C

Humidity	88%
Wind Speed	S 10 MPH
Barometer	29.52 in (999.66 mb)
Dewpoint	38°F (3°C)
Visibility	10.00 mi
Wind Chill	35°F (2°C)
Last update	17 Feb 07:53 AM PST

More Information:

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

Extended Forecast for

Trinidad CA

Winter Weather Advisory February 17, 08:15am until February 18, 04:00pm

Coastal Flood Advisory February 17, 10:00am until February 17, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

...

Winter Weather Advisory February 17, 08:15am until February 18, 04:00pm
NOW until 4:00pm Wed
Winter Weather Advisory
Today
High: 45 °F
Showers
Tonight
Low: 38 °F
Showers
Wednesday
High: 46 °F
Showers
Wednesday Night
Low: 39 °F
Showers and
Breezy
Thursday
High: 45 °F
Showers and
Breezy
Thursday Night
Low: 37 °F
Showers
Likely then
Chance
Showers
Friday
High: 48 °F
Showers
Likely
Friday Night
Low: 44 °F
Showers and
Breezy

Detailed Forecast

Today

Showers and possibly a thunderstorm. High near 45. West southwest wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and possibly a thunderstorm. Low around 38. West wind 6 to 10 mph becoming south in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Showers, with thunderstorms also possible after 4pm. High near 46. South southwest wind 6 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers and possibly a thunderstorm before 10pm, then showers between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 39. Breezy, with a south southeast wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday

Showers. High near 45. Breezy, with a north northwest wind 15 to 17 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday Night

Showers likely, mainly before 10pm. Mostly cloudy, with a low around 37. North wind 5 to 9 mph becoming east after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Showers likely, mainly after 10am. Mostly cloudy, with a high near 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers. Mostly cloudy, with a low around 44. Breezy.

Saturday

Showers. Cloudy, with a high near 52. Windy.

Saturday Night

Showers. Cloudy, with a low around 47. Windy.

Sunday

Showers. Cloudy, with a high near 53. Windy.

Sunday Night

Showers. Cloudy, with a low around 47. Windy.

Monday

Showers. Cloudy, with a high near 52. Breezy.