National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Flash Flood Threats in the Northeast and Southeast; Excessive Heat in the Southwest

Heavy rain will contribute to flash and small stream flooding threats in southern New England Thursday and across portions of coastal North Carolina, Virginia and the Florida Gulf Coast through Friday. Excessive heat will continue to impact the southern California mountains and deserts into Arizona and Nevada Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

Lat: 39.27611°NLon: 120.70806°WElev: 5282ft.

Clear

75°F

24°C

Humidity 22%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 04 Aug 07:25 PM PDT
Extended Forecast for

10 Miles WNW Donner Summit CA

Red Flag Warning until August 5, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until August 5, 09:00pm

    NOW until
    9:00pm Thu

    Red Flag Warning

  • Tonight

    Tonight: Mostly clear, with a low around 49. South wind 9 to 16 mph, with gusts as high as 24 mph.

    Mostly Clear

    Low: 49 °F

  • Thursday

    Thursday: Sunny, with a high near 71. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 33 mph.

    Sunny then
    Sunny and
    Breezy

    High: 71 °F

  • Thursday
    Night

    Thursday Night: Patchy smoke after 11pm. Clear, with a low around 45. West southwest wind 8 to 17 mph becoming northeast after midnight. Winds could gust as high as 26 mph.

    Patchy Smoke

    Low: 45 °F

  • Friday

    Friday: Patchy smoke. Sunny, with a high near 78. East northeast wind around 10 mph becoming west in the afternoon.

    Patchy Smoke

    High: 78 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 50. West wind 6 to 11 mph becoming light and variable.

    Clear

    Low: 50 °F

  • Saturday

    Saturday: Sunny, with a high near 79.

    Sunny

    High: 79 °F

  • Saturday
    Night

    Saturday Night: Clear, with a low around 50.

    Clear

    Low: 50 °F

  • Sunday

    Sunday: Sunny, with a high near 77.

    Sunny

    High: 77 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 49. South wind 9 to 16 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 71. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 33 mph.
Thursday Night
Patchy smoke after 11pm. Clear, with a low around 45. West southwest wind 8 to 17 mph becoming northeast after midnight. Winds could gust as high as 26 mph.
Friday
Patchy smoke. Sunny, with a high near 78. East northeast wind around 10 mph becoming west in the afternoon.
Friday Night
Clear, with a low around 50. West wind 6 to 11 mph becoming light and variable.
Saturday
Sunny, with a high near 79.
Saturday Night
Clear, with a low around 50.
Sunday
Sunny, with a high near 77.
Sunday Night
Clear, with a low around 50.
Monday
Sunny, with a high near 75.
Monday Night
Clear, with a low around 50.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
10 Miles WNW Donner Summit CA
 39.39°N 120.56°W (Elev. 7635 ft)
Last Update:
2:47 pm PDT Aug 4, 2021
Forecast Valid:
7pm PDT Aug 4, 2021-6pm PDT Aug 11, 2021
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation