National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

61°F

16°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Aug 04:15 AM PDT
Extended Forecast for

3 Miles W Milpitas CA

  • Today

    Today: Sunny, with a high near 74. Light and variable wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. North northwest wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Light north northwest wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. West northwest wind 9 to 14 mph becoming light west southwest after midnight. Winds could gust as high as 21 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 74. Light and variable wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 56. North northwest wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 74. Light north northwest wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 57. West northwest wind 9 to 14 mph becoming light west southwest after midnight. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 80. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Milpitas CA
 37.44°N 121.95°W (Elev. 3 ft)
Last Update:
2:40 am PDT Aug 18, 2025
Forecast Valid:
4am PDT Aug 18, 2025-6pm PDT Aug 24, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation