Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Portola - Gulling Street (CQ236)

Lat: 39.81336°NLon: 120.47069°WElev: 4895.0ft.

NA

55°F

13°C

Humidity 68%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 30 Sep 10:00 AM PDT
Extended Forecast for

Portola CASimilar City Names

  • Today

    Today: A 40 percent chance of showers.  Mostly cloudy, with a high near 59. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 59 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 8pm.  Mostly cloudy, with a low around 39. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 8am.  Partly sunny, with a high near 59. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers.  Partly sunny, with a high near 63. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 63 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers. Mostly cloudy, with a high near 59. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 39. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of showers, mainly after 8am. Partly sunny, with a high near 59. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 63. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Portola CASimilar City Names
 39.81°N 120.46°W (Elev. 4984 ft)
10:15 am PDT Sep 30, 2025
11am PDT Sep 30, 2025-6pm PDT Oct 6, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database