Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Palo Alto Airport (KPAO)

Lat: 37.46667°NLon: 122.11667°WElev: 7.0ft.

Mostly Cloudy

63°F

17°C

Humidity 72%
Wind Speed NA 5 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Apr 10:47 AM PDT
Extended Forecast for

San Carlos CA

  • Today

    Today: Mostly sunny, with a high near 74. North wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. South wind 6 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of rain.  Increasing clouds, with a high near 71. Breezy, with a south southeast wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 28 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Rain.  Low around 52. South southwest wind 13 to 18 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am.  High near 66. Southwest wind 5 to 10 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 50. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am.  Mostly sunny, with a high near 68.

    High: 68 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. North wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 50. South wind 6 to 8 mph.
Monday
A 50 percent chance of rain. Increasing clouds, with a high near 71. Breezy, with a south southeast wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Low around 52. South southwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. High near 66. Southwest wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
San Carlos CA
 37.5°N 122.25°W (Elev. 82 ft)
8:38 am PDT Apr 19, 2026
11am PDT Apr 19, 2026-6pm PDT Apr 25, 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