Hourly Weather Forecast - Tumtum, WA

2 AM
47°F
10%
18mph
WSW
Mostly Cloudy
Humidity
86%
Feels like
41°F
Dew Point
44°F
3 AM
46°F
10%
16mph
WSW
Mostly Cloudy
Humidity
84%
Feels like
40°F
Dew Point
42°F
4 AM
45°F
10%
15mph
WSW
Cloudy
Humidity
81%
Feels like
38°F
Dew Point
39°F
5 AM
44°F
10%
13mph
WSW
Cloudy
Humidity
76%
Feels like
37°F
Dew Point
37°F
6 AM
42°F
0%
12mph
SW
Cloudy
Humidity
74%
Feels like
35°F
Dew Point
34°F
7 AM
41°F
0%
11mph
SW
Cloudy
Humidity
74%
Feels like
34°F
Dew Point
33°F
7:28 AM
8 AM
40°F
0%
9mph
SW
Mostly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
34°F
9 AM
40°F
0%
8mph
SW
Mostly Cloudy
Humidity
81%
Feels like
35°F
Dew Point
35°F
10 AM
40°F
0%
7mph
SW
Mostly Cloudy
Humidity
83%
Feels like
35°F
Dew Point
36°F
11 AM
41°F
0%
7mph
SW
Mostly Cloudy
Humidity
84%
Feels like
36°F
Dew Point
37°F
12 PM
42°F
0%
7mph
SW
Mostly Cloudy
Humidity
83%
Feels like
37°F
Dew Point
37°F
1 PM
42°F
0%
6mph
SW
Partly Cloudy
Humidity
83%
Feels like
38°F
Dew Point
37°F
2 PM
42°F
0%
5mph
SW
Mostly Cloudy
Humidity
84%
Feels like
38°F
Dew Point
37°F
3 PM
41°F
10%
4mph
SSW
Partly Cloudy
Humidity
86%
Feels like
38°F
Dew Point
37°F
3:58 PM
4 PM
40°F
10%
4mph
S
Mostly Cloudy
Humidity
85%
Feels like
38°F
Dew Point
36°F
5 PM
40°F
10%
4mph
S
Cloudy
Humidity
88%
Feels like
37°F
Dew Point
36°F
6 PM
40°F
20%
4mph
S
Cloudy
Humidity
88%
Feels like
37°F
Dew Point
36°F
7 PM
39°F
30%
4mph
S
30% Chance of Light Rain
Humidity
90%
Feels like
37°F
Dew Point
37°F
8 PM
39°F
60%
3mph
SE
60% Chance of Light Rain
Humidity
94%
Feels like
39°F
Dew Point
38°F
9 PM
39°F
80%
3mph
ESE
80% Chance of Light Rain
Humidity
98%
Feels like
37°F
Dew Point
38°F
10 PM
39°F
90%
4mph
E
Light Rain
Humidity
100%
Feels like
36°F
Dew Point
39°F
11 PM
39°F
70%
5mph
ESE
70% Chance of Light Rain
Humidity
100%
Feels like
35°F
Dew Point
39°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide