Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of 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

46°F

8°C

Humidity 54%
Wind Speed NNW 14 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 21 Jun 03:10 AM PDT
Extended Forecast for

4 Miles ENE Danville CA

  • Overnight

    Overnight: Clear, with a low around 46. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 49. North northwest wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 49 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Light west wind increasing to 6 to 11 mph in the morning.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. West wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

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

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

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

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 46. North northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 77. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Clear, with a low around 49. North northwest wind 6 to 15 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 79. Light west wind increasing to 6 to 11 mph in the morning.
Sunday Night
Mostly clear, with a low around 48. West wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Danville CA
 37.85°N 121.94°W (Elev. 1362 ft)
2:50 am PDT Jun 21, 2025
3am PDT Jun 21, 2025-6pm PDT Jun 27, 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