Hourly Weather Forecast - Bay Saint Louis, MS

12 AM
46°F
0%
1mph
E
Clear
Humidity
77%
Feels like
46°F
Dew Point
40°F
1 AM
45°F
0%
1mph
E
Clear
Humidity
80%
Feels like
45°F
Dew Point
39°F
2 AM
44°F
0%
1mph
E
Clear
Humidity
84%
Feels like
44°F
Dew Point
40°F
3 AM
43°F
0%
1mph
E
Clear
Humidity
88%
Feels like
43°F
Dew Point
40°F
4 AM
43°F
0%
1mph
E
Hazy
Humidity
91%
Feels like
43°F
Dew Point
40°F
5 AM
44°F
0%
1mph
E
Clear
Humidity
88%
Feels like
44°F
Dew Point
41°F
6 AM
47°F
10%
1mph
E
Clear
Humidity
72%
Feels like
47°F
Dew Point
38°F
6:49 AM
7 AM
51°F
10%
1mph
E
Sunny
Humidity
71%
Feels like
51°F
Dew Point
42°F
8 AM
55°F
10%
1mph
E
Sunny
Humidity
69%
Feels like
55°F
Dew Point
45°F
9 AM
58°F
10%
1mph
ESE
Sunny
Humidity
65%
Feels like
58°F
Dew Point
47°F
10 AM
61°F
10%
1mph
ESE
Sunny
Humidity
63%
Feels like
61°F
Dew Point
48°F
11 AM
63°F
10%
2mph
SE
Sunny
Humidity
62%
Feels like
63°F
Dew Point
49°F
12 PM
64°F
10%
2mph
SE
Sunny
Humidity
62%
Feels like
64°F
Dew Point
50°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

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

Cold Air Damming - Cause And Effects

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