Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

94°F

34°C

Humidity 23%
Wind Speed ENE 9 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index91°F (33°C)
Last update 04 Aug 01:00 PM PDT
Extended Forecast for

19 Miles SW Modesto CA

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 96. North wind around 7 mph.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 73. North wind around 6 mph becoming calm  in the evening.

    Low: 73 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind becoming north northeast 5 to 8 mph in the morning.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 67. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 67 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Light and variable wind becoming north 5 to 7 mph in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. North wind around 7 mph.
Tonight
Clear, with a low around 73. North wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 93. Calm wind becoming north northeast 5 to 8 mph in the morning.
Wednesday Night
Clear, with a low around 67. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 94. Light and variable wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 70.
Friday
Sunny and hot, with a high near 97.
Friday Night
Clear, with a low around 72.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Clear, with a low around 72.
Monday
Sunny, with a high near 93.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SW Modesto CA
 37.44°N 121.24°W (Elev. 1299 ft)
11:31 am PDT Aug 4, 2026
1pm PDT Aug 4, 2026-6pm PDT Aug 10, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database