Hourly Weather Forecast - Mattawa, Ontario, CA

12 AM
19°F
0%
7mph
SW
Cloudy
Humidity
69%
Feels like
10°F
Dew Point
10°F
1 AM
19°F
0%
7mph
SW
Cloudy
Humidity
68%
Feels like
10°F
Dew Point
10°F
2 AM
19°F
0%
7mph
SW
Mostly Cloudy
Humidity
68%
Feels like
10°F
Dew Point
10°F
3 AM
19°F
0%
6mph
SW
Partly Cloudy
Humidity
68%
Feels like
10°F
Dew Point
10°F
4 AM
18°F
0%
6mph
SW
Partly Cloudy
Humidity
68%
Feels like
10°F
Dew Point
9°F
5 AM
17°F
0%
5mph
SW
Mostly Clear
Humidity
69%
Feels like
9°F
Dew Point
9°F
6 AM
16°F
0%
4mph
SW
Mostly Clear
Humidity
69%
Feels like
9°F
Dew Point
8°F
6:50 AM
7 AM
17°F
0%
4mph
SW
Partly Cloudy
Humidity
69%
Feels like
10°F
Dew Point
8°F
8 AM
19°F
0%
4mph
SW
Partly Cloudy
Humidity
67%
Feels like
13°F
Dew Point
10°F
9 AM
23°F
0%
4mph
SW
Partly Cloudy
Humidity
64%
Feels like
18°F
Dew Point
13°F
10 AM
26°F
0%
4mph
SW
Mostly Cloudy
Humidity
61%
Feels like
22°F
Dew Point
15°F
11 AM
29°F
0%
4mph
SW
Cloudy
Humidity
58%
Feels like
25°F
Dew Point
17°F
12 PM
33°F
0%
4mph
SW
Cloudy
Humidity
54%
Feels like
29°F
Dew Point
18°F
1 PM
35°F
0%
4mph
SW
Cloudy
Humidity
51%
Feels like
32°F
Dew Point
19°F
2 PM
37°F
0%
4mph
SW
Cloudy
Humidity
50%
Feels like
34°F
Dew Point
20°F
3 PM
38°F
0%
4mph
SW
Cloudy
Humidity
50%
Feels like
36°F
Dew Point
21°F
4 PM
38°F
0%
3mph
SW
Mostly Cloudy
Humidity
51%
Feels like
36°F
Dew Point
22°F
5 PM
37°F
0%
3mph
SW
Cloudy
Humidity
56%
Feels like
37°F
Dew Point
23°F
6 PM
35°F
0%
2mph
SW
Cloudy
Humidity
62%
Feels like
35°F
Dew Point
24°F
6:03 PM
7 PM
34°F
0%
2mph
SW
Cloudy
Humidity
67%
Feels like
34°F
Dew Point
24°F
8 PM
32°F
0%
2mph
SW
Mostly Cloudy
Humidity
70%
Feels like
32°F
Dew Point
24°F
9 PM
31°F
0%
2mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
23°F
10 PM
30°F
0%
2mph
SW
Cloudy
Humidity
73%
Feels like
30°F
Dew Point
23°F
11 PM
29°F
0%
2mph
WSW
Cloudy
Humidity
75%
Feels like
29°F
Dew Point
22°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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