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

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Overcast

63°F

17°C

Humidity 82%
Wind Speed SSE 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 06 Sep 02:35 PM PDT
Extended Forecast for

Lloyd Center OR

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Calm wind.

    High: 70 °F

    Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers, mainly before 9pm. Patchy fog after 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Labor Day

    Labor Day: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming north around 6 mph in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Calm wind.
Tonight
A 50 percent chance of showers, mainly before 9pm. Patchy fog after 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 54. Calm wind.
Labor Day
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 54. Calm wind.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 56.
Friday
Mostly sunny, with a high near 71.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lloyd Center OR
 45.53°N 122.67°W (Elev. 200 ft)
Last Update:
2:41 pm PDT Sep 6, 2026
Forecast Valid:
2pm PDT Sep 6, 2026-6pm PDT Sep 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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