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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Clear

N/A

Humidity 96%
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 03 Sep 01:56 AM PDT
Extended Forecast for

9 Miles NNW Roslyn WA

  • Today

    Today: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 43. Northwest wind 7 to 9 mph.

    Low: 43 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 52. West wind around 9 mph.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. Northwest wind 6 to 9 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 63. Northwest wind around 5 mph becoming calm.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 59. Light and variable wind.
Tonight
A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 43. Northwest wind 7 to 9 mph.
Labor Day
Partly sunny, with a high near 52. West wind around 9 mph.
Monday Night
Mostly cloudy, with a low around 42. Northwest wind 6 to 9 mph.
Tuesday
Sunny, with a high near 63. Northwest wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 55.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Roslyn WA
 47.38°N 121.14°W (Elev. 4514 ft)
Last Update:
8:57 am PDT Sep 6, 2026
Forecast Valid:
10am PDT Sep 6, 2026-6pm PDT Sep 12, 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