Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

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

Fog

52°F

11°C

Humidity 96%
Wind Speed SW 5 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 51°F (11°C)
Visibility 0.25 mi
Last update 29 Sep 05:03 PM PDT
Extended Forecast for

7 Miles WSW Donner Summit CA

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a steady temperature around 53. South southwest wind around 7 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then a chance of showers after 8pm.  Mostly cloudy, with a low around 39. South wind 5 to 7 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 53. South southwest wind 6 to 9 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 39. South southwest wind 5 to 8 mph, with gusts as high as 25 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 52. South southwest wind 5 to 7 mph, with gusts as high as 21 mph.

    High: 52 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 11am.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 53. South southwest wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then a chance of showers after 8pm. Mostly cloudy, with a low around 39. South wind 5 to 7 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 53. South southwest wind 6 to 9 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 39. South southwest wind 5 to 8 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 52. South southwest wind 5 to 7 mph, with gusts as high as 21 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 56.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Donner Summit CA
 39.31°N 120.51°W (Elev. 5797 ft)
4:22 pm PDT Sep 29, 2025
5pm PDT Sep 29, 2025-6pm PDT Oct 6, 2025
 
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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