Hourly Weather Forecast - South Lake Oswego, OR

12 AM
44°F
70%
5mph
SSW
70% Chance of Light Rain
Humidity
93%
Feels like
40°F
Dew Point
42°F
1 AM
43°F
70%
5mph
S
70% Chance of Light Rain
Humidity
94%
Feels like
40°F
Dew Point
41°F
2 AM
42°F
60%
4mph
S
60% Chance of Light Rain
Humidity
95%
Feels like
40°F
Dew Point
41°F
3 AM
42°F
60%
3mph
S
60% Chance of Light Rain
Humidity
96%
Feels like
40°F
Dew Point
41°F
4 AM
42°F
60%
3mph
S
60% Chance of Light Rain
Humidity
97%
Feels like
42°F
Dew Point
41°F
5 AM
41°F
70%
2mph
S
70% Chance of Light Rain
Humidity
98%
Feels like
41°F
Dew Point
41°F
6 AM
41°F
70%
2mph
SSE
70% Chance of Light Rain
Humidity
98%
Feels like
41°F
Dew Point
40°F
7 AM
41°F
70%
2mph
SSE
70% Chance of Light Rain
Humidity
98%
Feels like
41°F
Dew Point
41°F
7:48 AM
8 AM
42°F
70%
2mph
SSE
70% Chance of Light Rain
Humidity
98%
Feels like
42°F
Dew Point
41°F
9 AM
42°F
60%
2mph
SE
60% Chance of Light Rain
Humidity
98%
Feels like
42°F
Dew Point
42°F
10 AM
44°F
60%
2mph
SE
60% Chance of Light Rain
Humidity
96%
Feels like
44°F
Dew Point
43°F
11 AM
44°F
60%
3mph
ESE
60% Chance of Light Rain
Humidity
95%
Feels like
44°F
Dew Point
43°F
12 PM
45°F
60%
3mph
E
60% Chance of Light Rain
Humidity
94%
Feels like
44°F
Dew Point
43°F
1 PM
45°F
60%
3mph
ENE
60% Chance of Light Rain
Humidity
93%
Feels like
44°F
Dew Point
43°F
2 PM
45°F
60%
3mph
NE
60% Chance of Light Rain
Humidity
93%
Feels like
43°F
Dew Point
43°F
3 PM
44°F
60%
3mph
NNE
60% Chance of Light Rain
Humidity
94%
Feels like
43°F
Dew Point
42°F
4 PM
44°F
60%
3mph
NNE
60% Chance of Light Rain
Humidity
95%
Feels like
44°F
Dew Point
42°F
4:31 PM
5 PM
43°F
50%
3mph
NNE
50% Chance of Light Rain
Humidity
95%
Feels like
43°F
Dew Point
42°F
6 PM
43°F
50%
3mph
NNE
50% Chance of Light Rain
Humidity
96%
Feels like
43°F
Dew Point
42°F
7 PM
42°F
40%
3mph
NNE
40% Chance of Light Rain
Humidity
97%
Feels like
42°F
Dew Point
42°F
8 PM
42°F
50%
3mph
NNE
50% Chance of Light Rain
Humidity
97%
Feels like
40°F
Dew Point
42°F
9 PM
42°F
50%
3mph
NNE
50% Chance of Light Rain
Humidity
98%
Feels like
40°F
Dew Point
41°F
10 PM
42°F
40%
4mph
NNE
40% Chance of Light Rain
Humidity
98%
Feels like
39°F
Dew Point
41°F
11 PM
41°F
30%
4mph
NNE
30% Chance of Light Rain
Humidity
98%
Feels like
39°F
Dew Point
41°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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