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Heavy Rain in the Southern Appalachians; Fire Weather and Heat in the West; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding today. Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin and northern Rockies today and Thursday. Hot to extremely hot temperatures are in place through today across parts of the western U.S. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Overcast

63°F

17°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 13 Aug 07:47 AM PDT
Extended Forecast for

5 Miles SSW Mount Hamilton CA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 87. West northwest wind 6 to 13 mph.

    High: 87 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Northwest wind 6 to 11 mph becoming light west after midnight.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Light west southwest wind becoming west northwest 6 to 11 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. West northwest wind 9 to 14 mph becoming light and variable in the evening.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Light west southwest wind becoming west northwest 11 to 16 mph in the morning. Winds could gust as high as 20 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 87. West northwest wind 6 to 13 mph.
Tonight
Mostly clear, with a low around 53. Northwest wind 6 to 11 mph becoming light west after midnight.
Thursday
Sunny, with a high near 86. Light west southwest wind becoming west northwest 6 to 11 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. West northwest wind 9 to 14 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 89. Light west southwest wind becoming west northwest 11 to 16 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 82.
Monday Night
Clear, with a low around 54.
Tuesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mount Hamilton CA
 37.28°N 121.68°W (Elev. 1138 ft)
Last Update:
5:12 am PDT Aug 13, 2025
Forecast Valid:
8am PDT Aug 13, 2025-6pm PDT Aug 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation