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

Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

87°F

31°C

Humidity 17%
Wind Speed SE 8 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Heat Index84°F (29°C)
Last update 23 Aug 12:01 PM PDT
Extended Forecast for

9 Miles NNW Lakeport CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 93. South wind around 6 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Northwest wind 7 to 9 mph.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 91 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 61. West southwest wind 6 to 9 mph becoming north after midnight.

    Low: 61 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. North wind around 6 mph becoming west southwest in the morning.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. West wind around 9 mph becoming north northwest after midnight.

    Low: 59 °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 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 93. South wind around 6 mph.
Tonight
Partly cloudy, with a low around 65. Northwest wind 7 to 9 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 61. West southwest wind 6 to 9 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 89. North wind around 6 mph becoming west southwest in the morning.
Tuesday Night
Partly cloudy, with a low around 59. West wind around 9 mph becoming north northwest after midnight.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Lakeport CA
 39.17°N 123.01°W (Elev. 1398 ft)
Last Update:
10:05 am PDT Aug 23, 2026
Forecast Valid:
12pm PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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