Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

Lat: 39.27611°NLon: 120.70806°WElev: 5282.0ft.

Clear

68°F

20°C

Humidity 34%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 21 Aug 03:00 AM PDT
Extended Forecast for

8 Miles NW Donner Summit CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Light south wind.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 73. South southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 51. South wind around 6 mph.

    Low: 51 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 71. Southwest wind 5 to 13 mph, with gusts as high as 30 mph.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. Southwest wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 28 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Light south wind.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 73. South southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 51. South wind around 6 mph.
Saturday
Sunny, with a high near 71. Southwest wind 5 to 13 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 49. Southwest wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 28 mph.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Donner Summit CA
 39.4°N 120.51°W (Elev. 7254 ft)
2:00 am PDT Aug 21, 2026
3am PDT Aug 21, 2026-6pm PDT Aug 27, 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