Hourly Weather Forecast - Ottawa, Ontario, CA

12 AM
31°F
10%
11mph
SSW
Partly Cloudy
Humidity
93%
Feels like
22°F
Dew Point
29°F
1 AM
32°F
10%
12mph
SW
Partly Cloudy
Humidity
95%
Feels like
23°F
Dew Point
30°F
2 AM
32°F
10%
13mph
SW
Partly Cloudy
Humidity
93%
Feels like
22°F
Dew Point
30°F
3 AM
32°F
10%
15mph
WSW
Partly Cloudy
Humidity
87%
Feels like
21°F
Dew Point
28°F
4 AM
31°F
10%
17mph
WSW
Partly Cloudy
Humidity
81%
Feels like
20°F
Dew Point
26°F
5 AM
30°F
10%
18mph
WSW
Mostly Cloudy
Humidity
74%
Feels like
18°F
Dew Point
23°F
6 AM
28°F
10%
17mph
W
Partly Cloudy
Humidity
65%
Feels like
16°F
Dew Point
18°F
7 AM
27°F
10%
17mph
W
Partly Cloudy
Humidity
60%
Feels like
14°F
Dew Point
15°F
7:39 AM
8 AM
26°F
0%
17mph
W
Partly Cloudy
Humidity
58%
Feels like
14°F
Dew Point
14°F
9 AM
26°F
0%
17mph
W
Partly Cloudy
Humidity
58%
Feels like
13°F
Dew Point
13°F
10 AM
26°F
0%
17mph
W
Mostly Cloudy
Humidity
57%
Feels like
13°F
Dew Point
13°F
11 AM
25°F
0%
17mph
W
Mostly Cloudy
Humidity
55%
Feels like
12°F
Dew Point
12°F
12 PM
25°F
0%
16mph
WNW
Mostly Cloudy
Humidity
55%
Feels like
13°F
Dew Point
11°F
1 PM
25°F
0%
16mph
WNW
Mostly Cloudy
Humidity
55%
Feels like
12°F
Dew Point
11°F
2 PM
24°F
0%
15mph
WNW
Mostly Cloudy
Humidity
56%
Feels like
11°F
Dew Point
11°F
3 PM
23°F
0%
15mph
WNW
Partly Cloudy
Humidity
55%
Feels like
10°F
Dew Point
10°F
4 PM
23°F
0%
15mph
WNW
Mostly Cloudy
Humidity
55%
Feels like
10°F
Dew Point
9°F
4:22 PM
5 PM
22°F
0%
14mph
WNW
Mostly Cloudy
Humidity
53%
Feels like
9°F
Dew Point
7°F
6 PM
21°F
0%
13mph
WNW
Mostly Cloudy
Humidity
52%
Feels like
9°F
Dew Point
6°F
7 PM
20°F
0%
12mph
WNW
Partly Cloudy
Humidity
51%
Feels like
8°F
Dew Point
5°F
8 PM
20°F
0%
11mph
WNW
Partly Cloudy
Humidity
51%
Feels like
7°F
Dew Point
4°F
9 PM
19°F
0%
11mph
WNW
Partly Cloudy
Humidity
50%
Feels like
7°F
Dew Point
3°F
10 PM
18°F
0%
10mph
WNW
Partly Cloudy
Humidity
51%
Feels like
6°F
Dew Point
3°F
11 PM
17°F
0%
9mph
WNW
Partly Cloudy
Humidity
52%
Feels like
6°F
Dew Point
3°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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