Hourly Weather Forecast - Arnprior, Ontario, CA

3 PM
21°F
10%
12mph
SSE
Mostly Cloudy
Humidity
71%
Feels like
9°F
Dew Point
13°F
4 PM
20°F
10%
12mph
SSE
Cloudy
Humidity
71%
Feels like
8°F
Dew Point
13°F
4:22 PM
5 PM
20°F
20%
11mph
SE
Cloudy
Humidity
74%
Feels like
8°F
Dew Point
13°F
6 PM
19°F
30%
11mph
SE
30% Chance of Flurries
Humidity
80%
Feels like
8°F
Dew Point
14°F
7 PM
19°F
50%
10mph
SE
50% Chance of Heavy Snow
Humidity
85%
Feels like
8°F
Dew Point
15°F
8 PM
19°F
50%
9mph
SE
50% Chance of Heavy Snow
Humidity
88%
Feels like
8°F
Dew Point
16°F
9 PM
20°F
40%
9mph
SE
40% Chance of Heavy Snow
Humidity
89%
Feels like
9°F
Dew Point
17°F
10 PM
20°F
40%
9mph
SE
40% Chance of Heavy Snow
Humidity
91%
Feels like
10°F
Dew Point
18°F
11 PM
21°F
30%
8mph
SE
30% Chance of Snow
Humidity
91%
Feels like
12°F
Dew Point
19°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

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