Severe Weather in the Central Plains; Fire Concerns in the Southern High Plains and Southwest; Late-Season Mountain Snow

Severe storms, including large hail, wind, and perhaps a couple of tornadoes, are possible in the central Plains. Dry, windy conditions and lightning from dry thunderstorms may produce hazardous fire conditions in the Southwest and southern High Plains. Late-season snow is expected in the Northwest and the Great Basin. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

74°F

23°C

Humidity 19%
Wind Speed NNW 10 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 16 May 02:00 PM PDT
Extended Forecast for

16 Miles SW Modesto CA

Red Flag Warning May 16, 03:12pm until May 18, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning May 16, 03:12pm until May 18, 08:00pm

    NOW until 8:00pm Mon

    Red Flag Warning

  • Tonight

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 38 mph.

    High: 77 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Breezy, with a north northwest wind 22 to 24 mph, with gusts as high as 41 mph.

    Low: 62 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 83. Breezy, with a north northwest wind 13 to 23 mph, with gusts as high as 37 mph.

    High: 83 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60. West wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 59. West northwest wind 13 to 17 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 77. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 38 mph.
Sunday Night
Mostly clear, with a low around 62. Breezy, with a north northwest wind 22 to 24 mph, with gusts as high as 41 mph.
Monday
Sunny, with a high near 83. Breezy, with a north northwest wind 13 to 23 mph, with gusts as high as 37 mph.
Monday Night
Clear, with a low around 60. West wind 7 to 11 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 94.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 92.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 88.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SW Modesto CA
 37.47°N 121.19°W (Elev. 269 ft)
2:01 pm PDT May 16, 2026
3pm PDT May 16, 2026-6pm PDT May 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database