Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Clear

70°F

21°C

Humidity 46%
Wind Speed NW 19 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 11 Oct 04:30 PM PDT
Extended Forecast for

4 Miles NNW Milpitas CA

  • Tonight

    Tonight: Mostly clear, with a low around 50. West northwest wind 6 to 11 mph becoming light and variable  in the evening.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. North northeast wind 6 to 10 mph becoming west in the afternoon.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 52. West wind 5 to 9 mph becoming south southwest in the evening.

    Low: 52 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Showers, mainly after 11am.  High near 61. West northwest wind 5 to 10 mph becoming south in the morning.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 61 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 50. West wind 7 to 10 mph becoming south southeast after midnight.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 50 °F

    Showers

  • Tuesday

    Tuesday: Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm.  High near 58. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers, mainly before 11pm.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers then
    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

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

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 50. West northwest wind 6 to 11 mph becoming light and variable in the evening.
Sunday
Sunny, with a high near 69. North northeast wind 6 to 10 mph becoming west in the afternoon.
Sunday Night
Increasing clouds, with a low around 52. West wind 5 to 9 mph becoming south southwest in the evening.
Columbus Day
Showers, mainly after 11am. High near 61. West northwest wind 5 to 10 mph becoming south in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 50. West wind 7 to 10 mph becoming south southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then showers after 2pm. High near 58. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A 50 percent chance of showers, mainly before 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Patchy fog before 11am. Otherwise, sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Milpitas CA
 37.49°N 121.91°W (Elev. 390 ft)
2:06 pm PDT Oct 11, 2025
4pm PDT Oct 11, 2025-6pm PDT Oct 18, 2025
 
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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