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

Current conditions at

LYONS VALLEY (COWC1)

Lat: 39.12583°NLon: 123.07333°WElev: 3355.0ft.

53°F

12°C

Humidity	89%
Wind Speed	S 3 MPH
Barometer	NA
Dewpoint	50°F (10°C)
Visibility	NA
Last update	09 Apr 10:01 AM PDT

More Information:

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

Extended Forecast for

9 Miles N Lakeport CA

Today
High: 69 °F
Showers
Likely and
Patchy Fog
Tonight
Low: 41 °F
Showers
Likely and
Patchy Fog
Friday
High: 62 °F
Showers and
Patchy Fog
Friday Night
Low: 40 °F
Showers
Saturday
High: 53 °F
Showers
Saturday Night
Low: 33 °F
Showers
Sunday
High: 55 °F
Showers
Sunday Night
Low: 32 °F
Chance Rain
then Partly
Cloudy
Monday
High: 62 °F
Mostly Sunny

Detailed Forecast

Today

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 69. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers likely and possibly a thunderstorm before 8pm, then a chance of rain after 8pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 41. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Rain likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. High near 62. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Rain and possibly a thunderstorm before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 40. South wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 53. Light south wind increasing to 5 to 10 mph in the morning. 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.

Saturday Night

Showers and possibly a thunderstorm before 8pm, then rain after 8pm. Low around 33. South southwest wind 5 to 9 mph becoming light south southeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday

Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 55. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of rain before 11pm. Mostly cloudy, with a low around 32.

Monday

Mostly sunny, with a high near 62.

Monday Night

Partly cloudy, with a low around 34.

Tuesday

Sunny, with a high near 69.

Tuesday Night

Partly cloudy, with a low around 37.

Wednesday

Mostly sunny, with a high near 70.