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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

41°F

5°C

Humidity 65%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 09 Jan 07:00 PM PST
Extended Forecast for

15 Miles ENE Morgan Hill CA

  • Tonight

    Tonight: Areas of frost after 1am. Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Calm wind becoming east around 6 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

Detailed Forecast

Tonight
Areas of frost after 1am. Otherwise, mostly clear, with a low around 35. Calm wind.
Saturday
Mostly sunny, with a high near 55. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 38. Calm wind.
Sunday
Mostly sunny, with a high near 58. Calm wind becoming east northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 59.
Monday Night
Clear, with a low around 41.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Clear, with a low around 43.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Clear, with a low around 43.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Morgan Hill CA
 37.23°N 121.38°W (Elev. 1339 ft)
Last Update:
1:21 pm PST Jan 9, 2026
Forecast Valid:
7pm PST Jan 9, 2026-6pm PST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation