Hourly Weather Forecast - Perth, Ontario, CA

2 PM
31°F
80%
7mph
NNE
80% Chance Frozen Mix
Humidity
89%
Feels like
25°F
Dew Point
29°F
3 PM
32°F
90%
7mph
NNE
Frozen Mix
Humidity
90%
Feels like
26°F
Dew Point
30°F
4 PM
33°F
100%
6mph
NE
Snow
Humidity
92%
Feels like
27°F
Dew Point
31°F
5 PM
34°F
100%
6mph
NE
Snow
Humidity
93%
Feels like
28°F
Dew Point
32°F
6 PM
34°F
80%
5mph
NE
80% Chance of Snow
Humidity
93%
Feels like
30°F
Dew Point
33°F
7 PM
35°F
50%
5mph
N
50% Chance of Flurries
Humidity
93%
Feels like
31°F
Dew Point
33°F
7:05 PM
8 PM
35°F
40%
4mph
NNW
40% Chance of Flurries
Humidity
93%
Feels like
32°F
Dew Point
34°F
9 PM
36°F
30%
3mph
NW
30% Chance of Flurries
Humidity
94%
Feels like
34°F
Dew Point
35°F
10 PM
37°F
20%
4mph
WSW
Mostly Cloudy
Humidity
96%
Feels like
34°F
Dew Point
35°F
11 PM
37°F
20%
7mph
SW
Mostly Cloudy
Humidity
96%
Feels like
32°F
Dew Point
36°F

Today's Severe Weather Outlook

Severe Storms Rally from Gulf Coast to Mid-Atlantic

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

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