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

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

67°F

19°C

Humidity 53%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 09 Nov 07:00 PM PST
Extended Forecast for

13 Miles ENE Morgan Hill CA

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Light north wind.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. Light west southwest wind.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly after 10pm. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Thursday

    Thursday: Showers. Mostly cloudy, with a high near 53.

    High: 53 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. Light north wind.
Monday
Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph.
Monday Night
Mostly cloudy, with a low around 55. Calm wind.
Veterans Day
Partly sunny, with a high near 75. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 51. Light west southwest wind.
Wednesday
A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 63.
Wednesday Night
Showers, mainly after 10pm. Low around 50. Chance of precipitation is 90%.
Thursday
Showers. Mostly cloudy, with a high near 53.
Thursday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Friday
Showers likely, mainly between 10am and 4pm. Partly sunny, with a high near 51.
Friday Night
A chance of showers. Partly cloudy, with a low around 40.
Saturday
A slight chance of showers. Mostly sunny, with a high near 56.
Saturday Night
A slight chance of showers. Mostly clear, with a low around 42.
Sunday
A chance of showers. Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ENE Morgan Hill CA
 37.22°N 121.44°W (Elev. 2402 ft)
Last Update:
1:20 pm PST Nov 9, 2025
Forecast Valid:
8pm PST Nov 9, 2025-6pm PST Nov 16, 2025
 
Forecast Discussion
 
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Additional Resources

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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