Hourly Weather Forecast - Blue Mountains, Ontario, CA

12 AM
18°F
30%
7mph
WNW
30% Chance Frozen Mix
Humidity
76%
Feels like
9°F
Dew Point
12°F
1 AM
18°F
20%
7mph
WNW
Mostly Cloudy
Humidity
77%
Feels like
8°F
Dew Point
12°F
2 AM
17°F
20%
6mph
WNW
Mostly Cloudy
Humidity
80%
Feels like
8°F
Dew Point
12°F
3 AM
17°F
10%
6mph
WNW
Partly Cloudy
Humidity
83%
Feels like
8°F
Dew Point
12°F
4 AM
16°F
10%
6mph
W
Partly Cloudy
Humidity
85%
Feels like
7°F
Dew Point
13°F
5 AM
16°F
10%
6mph
W
Partly Cloudy
Humidity
87%
Feels like
7°F
Dew Point
13°F
6 AM
16°F
10%
6mph
W
Mostly Cloudy
Humidity
88%
Feels like
8°F
Dew Point
13°F
7 AM
17°F
10%
6mph
WSW
Cloudy
Humidity
88%
Feels like
8°F
Dew Point
14°F
7:55 AM
8 AM
19°F
10%
6mph
WSW
Cloudy
Humidity
85%
Feels like
10°F
Dew Point
15°F
9 AM
20°F
10%
7mph
WSW
Cloudy
Humidity
81%
Feels like
12°F
Dew Point
16°F
10 AM
22°F
10%
7mph
WSW
Cloudy
Humidity
79%
Feels like
13°F
Dew Point
17°F
11 AM
24°F
10%
8mph
WSW
Cloudy
Humidity
76%
Feels like
15°F
Dew Point
17°F
12 PM
25°F
10%
9mph
WSW
Cloudy
Humidity
72%
Feels like
16°F
Dew Point
17°F
1 PM
26°F
10%
9mph
WSW
Cloudy
Humidity
72%
Feels like
17°F
Dew Point
18°F
2 PM
26°F
10%
9mph
WSW
Cloudy
Humidity
72%
Feels like
17°F
Dew Point
18°F
3 PM
26°F
10%
8mph
WSW
Cloudy
Humidity
73%
Feels like
17°F
Dew Point
18°F
4 PM
25°F
10%
8mph
SW
Cloudy
Humidity
75%
Feels like
17°F
Dew Point
19°F
4:45 PM
5 PM
25°F
20%
7mph
SW
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
19°F
6 PM
24°F
20%
7mph
SSW
Mostly Cloudy
Humidity
81%
Feels like
16°F
Dew Point
19°F
7 PM
23°F
30%
7mph
SSW
30% Chance Snow Showers
Humidity
83%
Feels like
15°F
Dew Point
19°F
8 PM
23°F
30%
7mph
SSW
30% Chance Snow Showers
Humidity
84%
Feels like
15°F
Dew Point
19°F
9 PM
23°F
30%
7mph
SSW
30% Chance Snow Showers
Humidity
85%
Feels like
15°F
Dew Point
19°F
10 PM
23°F
30%
7mph
S
30% Chance Snow Showers
Humidity
84%
Feels like
15°F
Dew Point
19°F
11 PM
23°F
40%
8mph
S
40% Chance Snow Showers
Humidity
84%
Feels like
15°F
Dew Point
19°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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