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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Partly Cloudy

64°F

18°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 01 Aug 08:47 AM PDT
Extended Forecast for

4 Miles NNE San Jose CA

  • Today

    Today: Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. West northwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Widespread haze before 8am. Sunny, with a high near 93. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 93 °F

    Haze then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 63. West northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 63 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 95. Calm wind becoming west around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 62. West northwest wind 5 to 8 mph becoming light and variable after midnight.
Sunday
Widespread haze before 8am. Sunny, with a high near 93. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 63. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 95. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Clear, with a low around 62.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE San Jose CA
 37.37°N 121.82°W (Elev. 187 ft)
Last Update:
2:01 am PDT Aug 1, 2026
Forecast Valid:
8am PDT Aug 1, 2026-6pm PDT Aug 7, 2026
 
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