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

KF6YUA Sebastopol (AR323)

Lat: 38.38033°NLon: 122.82367°WElev: 235.3ft.

NA

57°F

14°C

Humidity 97%
Wind Speed E 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 56°F (13°C)
Visibility NA
Last update 15 Aug 12:56 AM PDT
Extended Forecast for

8 Miles SSW Saint Helena CA

  • Overnight

    Overnight: Areas of fog.  Otherwise, mostly cloudy, with a steady temperature around 54. Calm wind.

    Low: 54 °F

    Areas Fog

  • Saturday

    Saturday: Areas of fog before 10am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 78 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 9pm.  Otherwise, partly cloudy, with a low around 49. Light west southwest wind.

    Low: 49 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 83. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 83 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 49. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 49 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 49.

    Low: 49 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am.  Otherwise, partly sunny, with a high near 85.

    High: 85 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 52.

    Low: 52 °F

    Patchy Fog

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a steady temperature around 54. Calm wind.
Saturday
Areas of fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Saturday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 49. Light west southwest wind.
Sunday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 49. West southwest wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49.
Tuesday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 85.
Tuesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 52.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 53.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Saint Helena CA
 38.41°N 122.55°W (Elev. 492 ft)
12:46 am PDT Aug 15, 2026
1am PDT Aug 15, 2026-6pm PDT Aug 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database