Point Forecast: Hilton Head Island SC  32.2N 80.76W (Elev. 3 m)	Last Update: 1:08 am EST Jan 18, 2025

[hide menu]

Weather Elements Weather/Precipitation Fire Weather Temperature (°C) Dewpoint (°C) Wind Chill (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Haines Index Lightning Activity Level Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Dispersion Index Davis Stability Index Atmospheric Dispersion Index Low Visibility Occurrence Risk Index Turner Stability Index

48-Hour Period Starting: 2am Sat, Jan 18 20253am Sat, Jan 18 20254am Sat, Jan 18 20255am Sat, Jan 18 20256am Sat, Jan 18 20257am Sat, Jan 18 20258am Sat, Jan 18 20259am Sat, Jan 18 202510am Sat, Jan 18 202511am Sat, Jan 18 202512pm Sat, Jan 18 20251pm Sat, Jan 18 20252pm Sat, Jan 18 20253pm Sat, Jan 18 20254pm Sat, Jan 18 20255pm Sat, Jan 18 20256pm Sat, Jan 18 20257pm Sat, Jan 18 20258pm Sat, Jan 18 20259pm Sat, Jan 18 202510pm Sat, Jan 18 202511pm Sat, Jan 18 202512am Sun, Jan 19 20251am Sun, Jan 19 20252am Sun, Jan 19 20253am Sun, Jan 19 20254am Sun, Jan 19 20255am Sun, Jan 19 20256am Sun, Jan 19 20257am Sun, Jan 19 20258am Sun, Jan 19 20259am Sun, Jan 19 202510am Sun, Jan 19 202511am Sun, Jan 19 202512pm Sun, Jan 19 20251pm Sun, Jan 19 20252pm Sun, Jan 19 20253pm Sun, Jan 19 20254pm Sun, Jan 19 20255pm Sun, Jan 19 20256pm Sun, Jan 19 20257pm Sun, Jan 19 20258pm Sun, Jan 19 20259pm Sun, Jan 19 202510pm Sun, Jan 19 202511pm Sun, Jan 19 202512am Mon, Jan 20 20251am Mon, Jan 20 20252am Mon, Jan 20 20253am Mon, Jan 20 20254am Mon, Jan 20 20255am Mon, Jan 20 20256am Mon, Jan 20 20257am Mon, Jan 20 20258am Mon, Jan 20 20259am Mon, Jan 20 202510am Mon, Jan 20 202511am Mon, Jan 20 202512pm Mon, Jan 20 20251pm Mon, Jan 20 20252pm Mon, Jan 20 20253pm Mon, Jan 20 20254pm Mon, Jan 20 20255pm Mon, Jan 20 20256pm Mon, Jan 20 20257pm Mon, Jan 20 20258pm Mon, Jan 20 20259pm Mon, Jan 20 202510pm Mon, Jan 20 202511pm Mon, Jan 20 202512am Tue, Jan 21 20251am Tue, Jan 21 20252am Tue, Jan 21 20253am Tue, Jan 21 20254am Tue, Jan 21 20255am Tue, Jan 21 20256am Tue, Jan 21 20257am Tue, Jan 21 20258am Tue, Jan 21 20259am Tue, Jan 21 202510am Tue, Jan 21 202511am Tue, Jan 21 202512pm Tue, Jan 21 20251pm Tue, Jan 21 20252pm Tue, Jan 21 20253pm Tue, Jan 21 20254pm Tue, Jan 21 20255pm Tue, Jan 21 20256pm Tue, Jan 21 20257pm Tue, Jan 21 20258pm Tue, Jan 21 20259pm Tue, Jan 21 202510pm Tue, Jan 21 202511pm Tue, Jan 21 202512am Wed, Jan 22 20251am Wed, Jan 22 20252am Wed, Jan 22 20253am Wed, Jan 22 20254am Wed, Jan 22 20255am Wed, Jan 22 20256am Wed, Jan 22 20257am Wed, Jan 22 20258am Wed, Jan 22 20259am Wed, Jan 22 202510am Wed, Jan 22 202511am Wed, Jan 22 202512pm Wed, Jan 22 20251pm Wed, Jan 22 2025

Date	01/18																						01/19
Hour (EST)	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01
Temperature (°C)	8	8	9	9	9	9	9	11	12	13	14	14	14	15	14	13	12	11	12	12	12	12	12	13
Dewpoint (°C)	7	7	7	7	8	8	9	10	11	11	12	12	12	13	13	13	12	11	12	12	12	12	12	13
Wind Chill (°C)	8	8	9	9	9	9	8
Surface Wind (mph)	1	1	2	2	3	3	3	3	5	6	7	7	7	7	7	8	8	8	9	9	10	10	10	11
Wind Dir	S	S	S	S	SE	SE	NE	SE	S	SW	SW	S	SW	S	S	S	S	S	S	S	SW	S	S	SW
Gust
Sky Cover (%)	86	91	95	98	100	100	100	100	100	100	100	100	97	99	95	96	94	98	97	96	96	98	100	100
Precipitation Potential (%)	3	6	9	11	14	16	22	38	98	100	100	91	83	74	65	56	48	54	60	67	75	84	85	87
Relative Humidity (%)	93	93	89	86	89	89	100	96	90	86	86	86	86	87	90	96	100	100	100	100	100	100	100	100
Rain	--	--	--	--	--	SChc	SChc	Chc	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Lkly	Chc	Chc	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Ocnl
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																							01/20
Hour (EST)	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01
Temperature (°C)	13	12	12	12	12	12	12	13	14	16	17	17	18	17	17	15	13	11	9	7	6	4	3	2
Dewpoint (°C)	13	12	12	12	12	12	12	13	13	13	13	13	12	11	9	8	6	4	3	1	0	-1	-2	-2
Wind Chill (°C)																			6	4	2	0	-1	-3
Surface Wind (mph)	10	10	9	10	10	10	10	10	11	11	13	13	13	13	13	13	13	13	13	14	14	14	14	14
Wind Dir	S	S	SW	S	SW	SW	SW	SW	SW	SW	SW	W	W	W	W	W	W	W	W	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	100	100	100	100	100	94	89	82	75	67	62	58	57	58	60	60	58	53	42	31	23	19	21	25
Precipitation Potential (%)	88	89	90	82	65	57	57	57	57	57	57	8	8	8	8	8	8	1	1	1	1	1	1	0
Relative Humidity (%)	100	100	100	100	100	100	100	100	93	87	81	75	67	65	62	62	64	66	65	65	67	70	70	72
Rain	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

English Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Hazardous Weather Outlook Public Information Statement Coastal Waters Forecast Offshore Waters Forecast Beach Forecast Lake Moultrie Forecast North Charleston Daily Climate Downtown Charleston Daily Climate Savannah Daily Climate Past Weather Information Weather Briefing