Hourly Weather Forecast - Waterdown, Ontario, CA

12 AM
18°F
20%
3mph
WSW
Cloudy
Humidity
78%
Feels like
18°F
Dew Point
12°F
1 AM
18°F
20%
3mph
WSW
Cloudy
Humidity
80%
Feels like
18°F
Dew Point
13°F
2 AM
19°F
10%
3mph
WSW
Cloudy
Humidity
78%
Feels like
19°F
Dew Point
13°F
3 AM
20°F
10%
3mph
WSW
Mostly Cloudy
Humidity
75%
Feels like
20°F
Dew Point
14°F
4 AM
21°F
10%
3mph
WSW
Partly Cloudy
Humidity
74%
Feels like
21°F
Dew Point
14°F
5 AM
21°F
10%
3mph
WSW
Partly Cloudy
Humidity
75%
Feels like
21°F
Dew Point
14°F
6 AM
20°F
10%
3mph
WSW
Partly Cloudy
Humidity
75%
Feels like
20°F
Dew Point
14°F
7 AM
20°F
10%
3mph
W
Partly Cloudy
Humidity
74%
Feels like
20°F
Dew Point
13°F
7:52 AM
8 AM
20°F
10%
3mph
W
Partly Cloudy
Humidity
74%
Feels like
16°F
Dew Point
13°F
9 AM
22°F
10%
3mph
W
Partly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
14°F
10 AM
23°F
10%
4mph
W
Mostly Cloudy
Humidity
69%
Feels like
18°F
Dew Point
14°F
11 AM
25°F
10%
4mph
W
Mostly Cloudy
Humidity
65%
Feels like
19°F
Dew Point
15°F
12 PM
26°F
10%
5mph
W
Mostly Cloudy
Humidity
62%
Feels like
21°F
Dew Point
15°F
1 PM
28°F
10%
5mph
W
Mostly Cloudy
Humidity
57%
Feels like
23°F
Dew Point
15°F
2 PM
29°F
10%
5mph
WNW
Cloudy
Humidity
55%
Feels like
24°F
Dew Point
15°F
3 PM
29°F
10%
4mph
WNW
Cloudy
Humidity
56%
Feels like
24°F
Dew Point
15°F
4 PM
27°F
10%
4mph
WNW
Cloudy
Humidity
59%
Feels like
23°F
Dew Point
15°F
4:57 PM
5 PM
26°F
10%
3mph
W
Cloudy
Humidity
62%
Feels like
26°F
Dew Point
15°F
6 PM
24°F
10%
2mph
W
Mostly Cloudy
Humidity
67%
Feels like
24°F
Dew Point
14°F
7 PM
22°F
10%
2mph
W
Cloudy
Humidity
71%
Feels like
22°F
Dew Point
14°F
8 PM
21°F
10%
2mph
WSW
Cloudy
Humidity
75%
Feels like
21°F
Dew Point
14°F
9 PM
20°F
10%
2mph
WSW
Cloudy
Humidity
77%
Feels like
20°F
Dew Point
14°F
10 PM
19°F
10%
2mph
WSW
Cloudy
Humidity
78%
Feels like
19°F
Dew Point
14°F
11 PM
19°F
10%
2mph
SW
Cloudy
Humidity
79%
Feels like
19°F
Dew Point
14°F

Rain and Snow Totals Through New Year's Day

New Year Storm Drenches California

Not a week after an atmospheric river’s deluge, rainfall returns to California to embrace the New Year!

Wednesday's Weather Outlook

Today's Weather Outlook

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide