Hourly Weather Forecast - Saint Helena Island, SC

12 AM
33°F
0%
2mph
N
Clear
Humidity
66%
Feels like
33°F
Dew Point
23°F
1 AM
33°F
0%
2mph
N
Clear
Humidity
69%
Feels like
33°F
Dew Point
24°F
2 AM
33°F
0%
2mph
N
Clear
Humidity
70%
Feels like
33°F
Dew Point
25°F
3 AM
33°F
0%
2mph
NNW
Clear
Humidity
70%
Feels like
33°F
Dew Point
24°F
4 AM
34°F
0%
3mph
NNW
Clear
Humidity
69%
Feels like
34°F
Dew Point
24°F
5 AM
34°F
0%
3mph
NNW
Clear
Humidity
69%
Feels like
31°F
Dew Point
25°F
6 AM
35°F
0%
3mph
NNW
Clear
Humidity
65%
Feels like
32°F
Dew Point
25°F
7 AM
37°F
0%
4mph
NNW
Clear
Humidity
63%
Feels like
34°F
Dew Point
26°F
7:16 AM
8 AM
40°F
0%
4mph
NNW
Sunny
Humidity
59%
Feels like
37°F
Dew Point
27°F
9 AM
41°F
0%
4mph
NNW
Sunny
Humidity
56%
Feels like
39°F
Dew Point
27°F
10 AM
43°F
0%
4mph
NNW
Sunny
Humidity
52%
Feels like
41°F
Dew Point
27°F
11 AM
45°F
0%
4mph
NW
Sunny
Humidity
51%
Feels like
43°F
Dew Point
28°F
12 PM
47°F
0%
3mph
WNW
Sunny
Humidity
51%
Feels like
46°F
Dew Point
30°F
1 PM
49°F
0%
3mph
W
Sunny
Humidity
53%
Feels like
48°F
Dew Point
33°F
2 PM
50°F
0%
3mph
WSW
Sunny
Humidity
54%
Feels like
49°F
Dew Point
34°F
3 PM
50°F
0%
3mph
SW
Sunny
Humidity
59%
Feels like
50°F
Dew Point
36°F
4 PM
48°F
0%
3mph
SSW
Sunny
Humidity
65%
Feels like
48°F
Dew Point
37°F
5 PM
46°F
0%
3mph
S
Sunny
Humidity
70%
Feels like
46°F
Dew Point
37°F
5:18 PM
6 PM
44°F
0%
2mph
S
Clear
Humidity
76%
Feels like
44°F
Dew Point
38°F
7 PM
44°F
0%
2mph
S
Clear
Humidity
82%
Feels like
44°F
Dew Point
38°F
8 PM
43°F
0%
2mph
S
Clear
Humidity
87%
Feels like
43°F
Dew Point
40°F
9 PM
43°F
0%
2mph
S
Clear
Humidity
90%
Feels like
43°F
Dew Point
40°F
10 PM
44°F
0%
2mph
S
Clear
Humidity
90%
Feels like
44°F
Dew Point
41°F
11 PM
44°F
0%
1mph
SSW
Hazy
Humidity
92%
Feels like
44°F
Dew Point
42°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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