Hourly Weather Forecast - South Lake Oswego, OR

12 AM
37°F
30%
3mph
NE
30% Chance of Light Rain
Humidity
95%
Feels like
35°F
Dew Point
36°F
1 AM
37°F
40%
3mph
NE
40% Chance of Light Rain
Humidity
96%
Feels like
35°F
Dew Point
36°F
2 AM
37°F
30%
4mph
NE
30% Chance of Light Rain
Humidity
96%
Feels like
34°F
Dew Point
36°F
3 AM
36°F
30%
4mph
NNE
30% Chance of Light Rain
Humidity
96%
Feels like
33°F
Dew Point
35°F
4 AM
36°F
40%
5mph
NNE
40% Chance of Light Rain
Humidity
96%
Feels like
32°F
Dew Point
35°F
5 AM
36°F
40%
5mph
NNE
40% Chance of Light Rain
Humidity
96%
Feels like
31°F
Dew Point
35°F
6 AM
36°F
40%
5mph
NNE
40% Chance of Light Rain
Humidity
94%
Feels like
31°F
Dew Point
34°F
7 AM
36°F
40%
5mph
NNE
40% Chance of Light Rain
Humidity
93%
Feels like
32°F
Dew Point
34°F
7:49 AM
8 AM
37°F
40%
4mph
NNE
40% Chance of Light Rain
Humidity
91%
Feels like
33°F
Dew Point
35°F
9 AM
38°F
40%
4mph
NNE
40% Chance of Light Rain
Humidity
90%
Feels like
34°F
Dew Point
35°F
10 AM
39°F
30%
4mph
NNE
30% Chance of Light Rain
Humidity
89%
Feels like
36°F
Dew Point
36°F
11 AM
40°F
30%
4mph
NNE
30% Chance of Light Rain
Humidity
88%
Feels like
36°F
Dew Point
36°F
12 PM
40°F
20%
5mph
NNE
Cloudy
Humidity
88%
Feels like
37°F
Dew Point
37°F
1 PM
40°F
20%
5mph
NNE
Cloudy
Humidity
88%
Feels like
37°F
Dew Point
37°F
2 PM
40°F
20%
5mph
NNE
Cloudy
Humidity
87%
Feels like
36°F
Dew Point
37°F
3 PM
40°F
30%
5mph
NNE
30% Chance of Light Rain
Humidity
86%
Feels like
37°F
Dew Point
36°F
4 PM
40°F
40%
4mph
NE
40% Chance of Light Rain
Humidity
86%
Feels like
37°F
Dew Point
36°F
4:32 PM
5 PM
40°F
50%
5mph
NE
50% Chance of Light Rain
Humidity
87%
Feels like
36°F
Dew Point
36°F
6 PM
40°F
60%
5mph
NE
60% Chance of Light Rain
Humidity
87%
Feels like
36°F
Dew Point
36°F
7 PM
40°F
60%
4mph
ENE
60% Chance of Light Rain
Humidity
88%
Feels like
37°F
Dew Point
37°F
8 PM
40°F
50%
4mph
ENE
50% Chance Rain Showers
Humidity
89%
Feels like
37°F
Dew Point
37°F
9 PM
39°F
50%
4mph
E
50% Chance of Light Rain
Humidity
90%
Feels like
37°F
Dew Point
37°F
10 PM
39°F
50%
3mph
E
50% Chance Rain Showers
Humidity
91%
Feels like
37°F
Dew Point
37°F
11 PM
39°F
50%
3mph
ESE
50% Chance Rain Showers
Humidity
91%
Feels like
37°F
Dew Point
37°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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