Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

48°F

9°C

Humidity 98%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 08 Apr 06:10 AM PDT
Extended Forecast for

5 Miles WSW Cupertino CA

  • Today

    Today: Sunny, with a high near 70. Northwest wind 3 to 7 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. West wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 66 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of rain after 11pm.  Mostly cloudy, with a low around 56. West southwest wind 5 to 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance Rain

  • Friday

    Friday: Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 61. South wind 5 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am.  Mostly cloudy, with a low around 54. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Partly sunny, with a high near 56.

    High: 56 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 70. Northwest wind 3 to 7 mph.
Tonight
Partly cloudy, with a low around 54. West wind around 6 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 56. West southwest wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 61. South wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 49.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 56.
Sunday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Cupertino CA
 37.29°N 122.14°W (Elev. 1798 ft)
6:31 am PDT Apr 8, 2026
7am PDT Apr 8, 2026-6pm PDT Apr 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database