Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

79°F

26°C

Humidity 9%
Wind Speed N 6 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Heat Index77°F (25°C)
Last update 19 May 01:00 PM PDT
Extended Forecast for

13 Miles ENE Morgan Hill CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. North northwest wind around 7 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Northwest wind 5 to 8 mph.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. North northwest wind around 7 mph.
Tonight
Clear, with a low around 53. Northwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 84. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. West wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 47.
Memorial Day
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ENE Morgan Hill CA
 37.22°N 121.44°W (Elev. 2402 ft)
11:31 am PDT May 19, 2026
1pm PDT May 19, 2026-6pm PDT May 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database