Hourly Weather Forecast - Florissant, MO

12 AM
10°F
0%
2mph
SE
Clear
Humidity
63%
Feels like
10°F
Dew Point
0°F
1 AM
10°F
0%
2mph
SE
Clear
Humidity
62%
Feels like
10°F
Dew Point
0°F
2 AM
11°F
0%
3mph
SE
Clear
Humidity
62%
Feels like
5°F
Dew Point
0°F
3 AM
11°F
0%
4mph
SSE
Clear
Humidity
61%
Feels like
5°F
Dew Point
0°F
4 AM
11°F
0%
4mph
SSE
Clear
Humidity
59%
Feels like
4°F
Dew Point
0°F
5 AM
12°F
0%
4mph
SSE
Clear
Humidity
56%
Feels like
4°F
Dew Point
-1°F
6 AM
12°F
0%
5mph
SSE
Clear
Humidity
56%
Feels like
4°F
Dew Point
0°F
7 AM
14°F
0%
5mph
SSE
Mostly Clear
Humidity
54%
Feels like
6°F
Dew Point
1°F
7:12 AM
8 AM
17°F
0%
6mph
S
Partly Cloudy
Humidity
51%
Feels like
9°F
Dew Point
2°F
9 AM
21°F
0%
6mph
S
Mostly Cloudy
Humidity
45%
Feels like
12°F
Dew Point
3°F
10 AM
25°F
0%
7mph
S
Partly Cloudy
Humidity
39%
Feels like
17°F
Dew Point
3°F
11 AM
28°F
0%
7mph
S
Partly Cloudy
Humidity
34%
Feels like
21°F
Dew Point
4°F
12 PM
32°F
0%
7mph
S
Mostly Cloudy
Humidity
30%
Feels like
25°F
Dew Point
4°F
1 PM
34°F
0%
7mph
S
Cloudy
Humidity
30%
Feels like
29°F
Dew Point
6°F
2 PM
36°F
0%
6mph
S
Cloudy
Humidity
31%
Feels like
31°F
Dew Point
8°F
3 PM
37°F
0%
6mph
S
Cloudy
Humidity
33%
Feels like
32°F
Dew Point
10°F
4 PM
36°F
0%
5mph
S
Cloudy
Humidity
36%
Feels like
32°F
Dew Point
12°F
4:40 PM
5 PM
35°F
0%
5mph
S
Cloudy
Humidity
39%
Feels like
30°F
Dew Point
13°F
6 PM
33°F
0%
5mph
S
Cloudy
Humidity
43%
Feels like
28°F
Dew Point
13°F
7 PM
31°F
10%
4mph
S
Cloudy
Humidity
54%
Feels like
27°F
Dew Point
16°F
8 PM
30°F
10%
4mph
S
Cloudy
Humidity
56%
Feels like
25°F
Dew Point
16°F
9 PM
29°F
10%
4mph
S
Cloudy
Humidity
58%
Feels like
24°F
Dew Point
16°F
10 PM
28°F
10%
5mph
SSW
Cloudy
Humidity
60%
Feels like
23°F
Dew Point
16°F
11 PM
28°F
10%
4mph
SSW
Cloudy
Humidity
62%
Feels like
23°F
Dew Point
17°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide