Hourly Weather Forecast - Florissant, MO

12 AM
61°F
0%
5mph
SW
Partly Cloudy
Humidity
96%
Feels like
61°F
Dew Point
59°F
1 AM
60°F
0%
6mph
WSW
Partly Cloudy
Humidity
96%
Feels like
60°F
Dew Point
59°F
2 AM
59°F
0%
6mph
W
Partly Cloudy
Humidity
97%
Feels like
59°F
Dew Point
58°F
3 AM
58°F
0%
6mph
W
Partly Cloudy
Humidity
97%
Feels like
58°F
Dew Point
57°F
4 AM
57°F
10%
6mph
W
Partly Cloudy
Humidity
98%
Feels like
57°F
Dew Point
56°F
5 AM
56°F
10%
5mph
W
Partly Cloudy
Humidity
97%
Feels like
56°F
Dew Point
55°F
6 AM
56°F
10%
5mph
W
Partly Cloudy
Humidity
95%
Feels like
56°F
Dew Point
54°F
7 AM
56°F
10%
4mph
W
Partly Cloudy
Humidity
93%
Feels like
56°F
Dew Point
54°F
7:18 AM
8 AM
56°F
10%
4mph
W
Partly Cloudy
Humidity
92%
Feels like
56°F
Dew Point
54°F
9 AM
57°F
10%
5mph
W
Partly Cloudy
Humidity
91%
Feels like
57°F
Dew Point
54°F
10 AM
58°F
10%
5mph
WNW
Partly Cloudy
Humidity
87%
Feels like
58°F
Dew Point
55°F
11 AM
60°F
10%
6mph
WNW
Mostly Cloudy
Humidity
82%
Feels like
60°F
Dew Point
55°F
12 PM
61°F
10%
6mph
WNW
Partly Cloudy
Humidity
79%
Feels like
61°F
Dew Point
54°F
1 PM
61°F
10%
6mph
WNW
Partly Cloudy
Humidity
77%
Feels like
61°F
Dew Point
54°F
2 PM
61°F
10%
6mph
WNW
Partly Cloudy
Humidity
76%
Feels like
61°F
Dew Point
54°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide