Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

SPRING CANYON (SPCW1)

Lat: 47.93472°NLon: 118.93472°WElev: 1340.0ft.

NA

75°F

24°C

Humidity 29%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 07 Oct 05:37 PM PDT
Extended Forecast for

Grand Coulee WA

  • Tonight

    Tonight: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53. Southeast wind around 6 mph.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Patchy blowing dust after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 69. Southeast wind 5 to 10 mph becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 69 °F

    Mostly Cloudy
    then Patchy
    Blowing Dust

  • Friday Night

    Friday Night: Patchy blowing dust before 8pm. Partly cloudy, with a low around 45. Breezy, with a west wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 39 mph.

    Low: 45 °F

    Patchy
    Blowing Dust
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am.  Mostly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 11pm.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Calm wind.
Thursday
Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 53. Southeast wind around 6 mph.
Friday
Patchy blowing dust after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 69. Southeast wind 5 to 10 mph becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Patchy blowing dust before 8pm. Partly cloudy, with a low around 45. Breezy, with a west wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 39 mph.
Saturday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 60.
Saturday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 40.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 37.
Columbus Day
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Coulee WA
 47.93°N 118.99°W (Elev. 2037 ft)
4:11 pm PDT Oct 7, 2026
5pm PDT Oct 7, 2026-6pm PDT Oct 14, 2026
 
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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