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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

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Overcast

52°F

11°C

Humidity	81%
Wind Speed	E 5 MPH
Barometer	29.85 in (1010.84 mb)
Dewpoint	46°F (8°C)
Visibility	9.00 mi
Last update	14 Feb 05:55 PM PST

More Information:

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

Extended Forecast for

Trinidad CA

Tonight
Low: 49 °F
Showers
Likely then
Showers
Sunday
High: 54 °F
Rain
Sunday Night
Low: 46 °F
Rain
Washington's Birthday
High: 49 °F
Rain and
Breezy
Monday Night
Low: 41 °F
Showers and
Breezy
Tuesday
High: 44 °F
Showers and
Breezy
Tuesday Night
Low: 38 °F
Showers
Wednesday
High: 46 °F
Rain
Wednesday Night
Low: 40 °F
Rain

Detailed Forecast

Tonight

Showers, mainly after 1am. Low around 49. South southeast wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday

Rain. High near 54. Southeast wind 9 to 14 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Rain. Low around 46. East southeast wind 8 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Washington's Birthday

Rain. High near 49. Breezy, with an east southeast wind 5 to 10 mph becoming north northwest 12 to 17 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

Rain before 1am, then showers and possibly a thunderstorm after 1am. Low around 41. Breezy, with a northwest wind 15 to 18 mph becoming west southwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Showers and possibly a thunderstorm before 7am, then rain between 7am and 4pm, then showers and possibly a thunderstorm after 4pm. High near 44. Breezy, with a southwest wind around 16 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Low around 38. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Rain. Cloudy, with a high near 46.

Wednesday Night

Rain. Cloudy, with a low around 40.

Thursday

Rain. Mostly cloudy, with a high near 48.

Thursday Night

Rain likely. Mostly cloudy, with a low around 41.

Friday

Rain. Cloudy, with a high near 48.

Friday Night

Rain. Mostly cloudy, with a low around 43.