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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

light rain,mist

37°F

3°C

Humidity 93%
Wind Speed E 17 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 36°F (2°C)
Visibility 4.00 mi
Wind Chill27°F (-3°C)
Last update 01 Jan 04:35 PM PST
Extended Forecast for

Gresham OR

  • New Year's Day

    New Year's Day: Rain. High near 43. East northeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain

  • Tonight

    Tonight: Rain. Temperature rising to around 45 by 4am. East wind around 6 mph becoming south southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F⇑

    Rain

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 53. South southwest wind around 6 mph becoming east in the afternoon. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain, mainly after 10pm. Low around 44. East northeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain. High near 53. East wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain then
    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Rain

  • Sunday

    Sunday: Rain. High near 50. Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 48.

    High: 48 °F

    Rain Likely

Detailed Forecast

New Year's Day
Rain. High near 43. East northeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Temperature rising to around 45 by 4am. East wind around 6 mph becoming south southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 53. South southwest wind around 6 mph becoming east in the afternoon. Chance of precipitation is 60%.
Friday Night
Rain, mainly after 10pm. Low around 44. East northeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday
Rain. High near 53. East wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 45. Chance of precipitation is 90%.
Sunday
Rain. High near 50. Chance of precipitation is 90%.
Sunday Night
Rain. Mostly cloudy, with a low around 42.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 48.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
Rain likely. Mostly cloudy, with a high near 47.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 39.
Wednesday
Rain likely. Mostly cloudy, with a high near 46.
Wednesday Night
Rain likely. Snow level 2000 feet. Mostly cloudy, with a low around 36.
Thursday
A chance of rain. Snow level 1700 feet. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gresham OR
 45.5°N 122.41°W (Elev. 390 ft)
Last Update:
4:41 pm PST Jan 1, 2026
Forecast Valid:
4pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
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Chance of Precipitation