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

Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

59°F

15°C

Humidity 70%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 21 Sep 10:06 PM PDT
Extended Forecast for

11 Miles NNE Winthrop WA

  • Tonight

    Tonight: Increasing clouds, with a low around 47. West wind 5 to 7 mph becoming northeast in the evening.

    Low: 47 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 64. North wind 5 to 8 mph becoming calm.

    High: 64 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. Southwest wind 5 to 8 mph becoming northeast after midnight.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. North wind around 6 mph becoming calm.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Showers likely, mainly after 11pm. Cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 47. West wind 5 to 7 mph becoming northeast in the evening.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. North wind 5 to 8 mph becoming calm.
Tuesday Night
Partly cloudy, with a low around 41. Southwest wind 5 to 8 mph becoming northeast after midnight.
Wednesday
Mostly sunny, with a high near 57. North wind around 6 mph becoming calm.
Wednesday Night
Mostly cloudy, with a low around 42. Light and variable wind.
Thursday
Mostly cloudy, with a high near 55.
Thursday Night
Showers likely, mainly after 11pm. Cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
Showers, with thunderstorms also possible after 11am. High near 48. Chance of precipitation is 80%.
Friday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Winthrop WA
 48.62°N 120.1°W (Elev. 4616 ft)
Last Update:
10:16 pm PDT Sep 21, 2026
Forecast Valid:
10pm PDT Sep 21, 2026-6pm PDT Sep 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation