Hourly Weather Forecast - Johns Island, SC

12 AM
57°F
0%
9mph
WSW
Hazy
Humidity
94%
Feels like
57°F
Dew Point
55°F
1 AM
56°F
10%
8mph
WSW
Hazy
Humidity
98%
Feels like
56°F
Dew Point
56°F
2 AM
56°F
10%
8mph
WSW
Foggy
Humidity
99%
Feels like
56°F
Dew Point
56°F
3 AM
57°F
10%
8mph
WSW
Foggy
Humidity
100%
Feels like
57°F
Dew Point
57°F
4 AM
57°F
10%
7mph
W
Foggy
Humidity
99%
Feels like
57°F
Dew Point
57°F
5 AM
58°F
10%
7mph
W
Foggy
Humidity
100%
Feels like
58°F
Dew Point
58°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

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Today's Weather Outlook

Today'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

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