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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

55°F

13°C

Humidity 62%
Wind Speed NW 4 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Oct 05:10 PM PDT
Extended Forecast for

Gresham OR

  • Tonight

    Tonight: A slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 40. Light and variable wind. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Light and variable wind becoming northeast around 6 mph in the afternoon.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Light east northeast wind.

    Low: 41 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 40. Light and variable wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 64. Light and variable wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 41. Light east northeast wind.
Columbus Day
Sunny, with a high near 66. Light and variable wind.
Monday Night
Mostly clear, with a low around 42. Light and variable wind.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 50.
Saturday
A slight chance of rain. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gresham OR
 45.51°N 122.45°W (Elev. 299 ft)
Last Update:
4:41 pm PDT Oct 10, 2026
Forecast Valid:
5pm PDT Oct 10, 2026-6pm PDT Oct 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation