Hourly Weather Forecast - Florissant, MO

12 AM
48°F
10%
2mph
SE
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
1 AM
48°F
10%
2mph
SE
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
2 AM
48°F
10%
2mph
SE
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
3 AM
48°F
10%
3mph
SE
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
4 AM
48°F
10%
3mph
SE
Foggy
Humidity
100%
Feels like
47°F
Dew Point
48°F
5 AM
48°F
10%
4mph
SE
Foggy
Humidity
100%
Feels like
47°F
Dew Point
48°F
6 AM
48°F
10%
4mph
SE
Foggy
Humidity
100%
Feels like
46°F
Dew Point
48°F
7 AM
47°F
10%
4mph
SE
Foggy
Humidity
100%
Feels like
46°F
Dew Point
47°F
7:17 AM
8 AM
47°F
10%
4mph
SE
Foggy
Humidity
100%
Feels like
46°F
Dew Point
47°F
9 AM
49°F
10%
4mph
SSE
Foggy
Humidity
100%
Feels like
47°F
Dew Point
49°F
10 AM
51°F
10%
4mph
SSE
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
11 AM
53°F
10%
5mph
SSE
Foggy
Humidity
100%
Feels like
53°F
Dew Point
53°F
12 PM
55°F
10%
5mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
1 PM
56°F
10%
5mph
S
Partly Cloudy
Humidity
98%
Feels like
56°F
Dew Point
56°F
2 PM
57°F
10%
6mph
SSE
Partly Cloudy
Humidity
97%
Feels like
57°F
Dew Point
56°F
3 PM
57°F
10%
6mph
SSE
Foggy
Humidity
99%
Feels like
57°F
Dew Point
57°F
4 PM
57°F
10%
6mph
SSE
Foggy
Humidity
100%
Feels like
57°F
Dew Point
57°F
4:44 PM
5 PM
58°F
10%
6mph
S
Partly Cloudy
Humidity
98%
Feels like
58°F
Dew Point
57°F
6 PM
59°F
10%
5mph
S
Partly Cloudy
Humidity
96%
Feels like
59°F
Dew Point
58°F
7 PM
61°F
10%
6mph
S
Mostly Cloudy
Humidity
93%
Feels like
61°F
Dew Point
59°F
8 PM
61°F
10%
6mph
S
Mostly Cloudy
Humidity
94%
Feels like
61°F
Dew Point
59°F
9 PM
61°F
10%
6mph
S
Mostly Cloudy
Humidity
93%
Feels like
61°F
Dew Point
59°F
10 PM
61°F
10%
7mph
S
Mostly Cloudy
Humidity
94%
Feels like
61°F
Dew Point
59°F
11 PM
61°F
10%
7mph
SSW
Mostly Cloudy
Humidity
93%
Feels like
61°F
Dew Point
59°F

Forecast Peak Wind Gusts Today

Clipper System Blasts Central, Eastern U.S. With Winter Impacts

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

NOAA, NCDC

White Christmas? What Are The Odds

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide