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

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

64°F

18°C

Humidity 57%
Wind Speed WNW 12 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 15 Aug 09:01 PM PDT
Extended Forecast for

4 Miles SE Hopland CA

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. South southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. West southwest wind 5 to 8 mph becoming light and variable in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 52. Light and variable wind.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 53. South southwest wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 85. Calm wind becoming south southwest around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 53. West southwest wind 5 to 8 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 89. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 85.
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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:
2:10 pm PDT Aug 15, 2026
Forecast Valid:
9pm PDT Aug 15, 2026-6pm PDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation