Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Current conditions at

Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

79°F

26°C

Humidity 31%
Wind Speed WNW 6 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index79°F (26°C)
Last update 18 Jun 04:05 PM PDT
Extended Forecast for

3 Miles ENE Danville CA

  • Tonight

    Tonight: Clear, with a low around 52. West wind 7 to 10 mph becoming south southeast after midnight.

    Low: 52 °F

    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. South southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. West wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 48. West northwest wind 7 to 14 mph, with gusts as high as 26 mph.

    Low: 48 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 52. West wind 7 to 10 mph becoming south southeast after midnight.
Juneteenth
Sunny, with a high near 75. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 49. South southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 75. West wind 8 to 14 mph, with gusts as high as 24 mph.
Friday Night
Clear, with a low around 48. West northwest wind 7 to 14 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 78.
Saturday Night
Clear, with a low around 51.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Danville CA
 37.84°N 121.97°W (Elev. 600 ft)
2:30 pm PDT Jun 18, 2025
4pm PDT Jun 18, 2025-6pm PDT Jun 25, 2025
 
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