National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

65°F

18°C

Humidity 31%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 12 Jan 03:01 PM PST
Extended Forecast for

4 Miles SE Hopland CA

  • Tonight

    Tonight: Patchy frost after 4am. Otherwise, clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Clear then
    Patchy Frost

  • Tuesday

    Tuesday: Patchy frost before 10am. Otherwise, sunny, with a high near 62. North northwest wind around 6 mph.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 38. Calm wind.

    Low: 38 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Calm wind.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40. Calm wind.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Calm wind becoming east northeast around 5 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

Detailed Forecast

Tonight
Patchy frost after 4am. Otherwise, clear, with a low around 36. Light and variable wind.
Tuesday
Patchy frost before 10am. Otherwise, sunny, with a high near 62. North northwest wind around 6 mph.
Tuesday Night
Clear, with a low around 38. Calm wind.
Wednesday
Sunny, with a high near 68. Calm wind.
Wednesday Night
Clear, with a low around 40. Calm wind.
Thursday
Sunny, with a high near 70. Calm wind becoming east northeast around 5 mph.
Thursday Night
Clear, with a low around 43.
Friday
Sunny, with a high near 67.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 44.
M.L.King Day
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Hopland CA
 38.94°N 123.06°W (Elev. 597 ft)
Last Update:
1:10 pm PST Jan 12, 2026
Forecast Valid:
4pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
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