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

Hazardous Weather Conditions

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Overcast

61°F

16°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 17 Oct 03:00 PM PDT
Extended Forecast for

5 Miles WSW Red Rock Ranch WA

Frost Advisory October 18, 12:00am until October 18, 09:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. West wind around 6 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Increasing clouds, with a high near 63. East northeast wind around 6 mph becoming calm in the morning.

    High: 63 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Rain. Low around 47. Light and variable wind becoming southwest 9 to 14 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Sunday

    Sunday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Breezy, with a southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. West wind around 6 mph.
Tonight
Mostly clear, with a low around 39. Calm wind becoming east northeast around 5 mph after midnight.
Saturday
A 20 percent chance of rain after noon. Increasing clouds, with a high near 63. East northeast wind around 6 mph becoming calm in the morning.
Saturday Night
Rain. Low around 47. Light and variable wind becoming southwest 9 to 14 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Breezy, with a southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly cloudy, with a high near 60.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Partly sunny, with a high near 63.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Thursday
Rain likely. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Red Rock Ranch WA
 45.62°N 122.3°W (Elev. 335 ft)
Last Update:
2:46 pm PDT Oct 17, 2025
Forecast Valid:
3pm PDT Oct 17, 2025-6pm PDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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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