Hourly Weather Forecast - Saint Helens, WA

12 AM
40°F
30%
6mph
SSE
30% Chance of Light Rain
Humidity
95%
Feels like
36°F
Dew Point
39°F
1 AM
40°F
30%
6mph
SSE
30% Chance of Light Rain
Humidity
94%
Feels like
36°F
Dew Point
39°F
2 AM
40°F
30%
6mph
SSE
30% Chance of Light Rain
Humidity
93%
Feels like
36°F
Dew Point
38°F
3 AM
40°F
10%
6mph
SSE
Cloudy
Humidity
91%
Feels like
36°F
Dew Point
37°F
4 AM
40°F
20%
5mph
SSE
Cloudy
Humidity
90%
Feels like
36°F
Dew Point
37°F
5 AM
40°F
20%
5mph
SSE
Cloudy
Humidity
90%
Feels like
36°F
Dew Point
37°F
6 AM
40°F
20%
5mph
SSE
Cloudy
Humidity
89%
Feels like
36°F
Dew Point
37°F
7 AM
40°F
30%
4mph
S
30% Chance of Light Rain
Humidity
89%
Feels like
37°F
Dew Point
37°F
7:50 AM
8 AM
41°F
30%
4mph
SSE
30% Chance of Light Rain
Humidity
89%
Feels like
38°F
Dew Point
38°F
9 AM
41°F
20%
5mph
S
Cloudy
Humidity
89%
Feels like
38°F
Dew Point
38°F
10 AM
42°F
30%
4mph
S
30% Chance of Light Rain
Humidity
89%
Feels like
39°F
Dew Point
39°F
11 AM
43°F
50%
5mph
S
50% Chance of Light Rain
Humidity
89%
Feels like
39°F
Dew Point
40°F
12 PM
43°F
50%
5mph
S
50% Chance of Light Rain
Humidity
91%
Feels like
40°F
Dew Point
40°F
1 PM
43°F
50%
4mph
S
50% Chance of Light Rain
Humidity
92%
Feels like
40°F
Dew Point
41°F
2 PM
43°F
60%
5mph
S
60% Chance of Light Rain
Humidity
95%
Feels like
40°F
Dew Point
42°F
3 PM
42°F
70%
5mph
S
70% Chance of Light Rain
Humidity
98%
Feels like
40°F
Dew Point
42°F
4 PM
42°F
80%
4mph
S
80% Chance of Light Rain
Humidity
100%
Feels like
40°F
Dew Point
42°F
4:26 PM
5 PM
42°F
70%
4mph
S
70% Chance of Light Rain
Humidity
100%
Feels like
40°F
Dew Point
42°F
6 PM
41°F
60%
3mph
S
60% Chance of Light Rain
Humidity
100%
Feels like
40°F
Dew Point
41°F
7 PM
41°F
60%
3mph
S
60% Chance of Rain
Humidity
100%
Feels like
41°F
Dew Point
41°F
8 PM
41°F
60%
3mph
SSW
60% Chance of Light Rain
Humidity
100%
Feels like
41°F
Dew Point
41°F
9 PM
41°F
100%
3mph
SSW
Light Rain
Humidity
100%
Feels like
41°F
Dew Point
41°F
10 PM
40°F
100%
3mph
S
Light Rain
Humidity
100%
Feels like
39°F
Dew Point
40°F
11 PM
40°F
90%
3mph
S
Light Rain
Humidity
100%
Feels like
38°F
Dew Point
40°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

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's 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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