
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
73°F
23°C
| Humidity | 36% |
| Wind Speed | SSW 4 MPH |
| Barometer | NA |
| Dewpoint | 44°F (7°C) |
| Visibility | NA |
| Last update | 04 Aug 05:00 AM PDT |
Extended Forecast for
10 Miles S Tracy CA
Today

High: 99 °F
Hot
Tonight

Low: 71 °F
Clear
Wednesday

High: 98 °F
Hot
Wednesday Night

Low: 71 °F
Clear
Thursday

High: 98 °F
Hot
Thursday Night

Low: 73 °F
Clear
Friday

High: 99 °F
Hot
Friday Night

Low: 75 °F
Clear
Saturday

High: 101 °F
Hot
Detailed Forecast
Today
Sunny and hot, with a high near 99. Calm wind becoming north northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Clear, with a low around 71. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 98. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Clear, with a low around 71. Northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 98. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Clear, with a low around 73.
Friday
Sunny and hot, with a high near 99.
Friday Night
Clear, with a low around 75.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Clear, with a low around 70.
Monday
Sunny, with a high near 93.
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ABOUT THIS FORECAST
Point Forecast:
10 Miles S Tracy CA
37.61°N 121.45°W (Elev. 1004 ft)
37.61°N 121.45°W (Elev. 1004 ft)
2:00 am PDT Aug 4, 2026
6am PDT Aug 4, 2026-6pm PDT Aug 10, 2026


