SULLIVANS ISLAND, SC - COOP Southeast station 388405

388405 - SULLIVANS ISLAND, South Carolina

Latitude
32° 46´N

Longitude
79° 51´W

Elevation
1 meters

10 nearest COOP Southeast stations

3 mi	ENE :	ISLE OF PALMS, SC
5 mi	WNW :	CHARLESTON CITY, SC
14 mi	NW :	CHARLESTON INTL ARPT, SC
22 mi	NW :	LADSON OAKBROOK, SC
24 mi	NW :	SUMMERVILLE, SC
28 mi	N :	BETHERA 4 SW, SC
30 mi	NE :	MCCLELLANVILLE, SC
34 mi	WNW :	GIVHANS FERRY 2 ESE, SC
34 mi	NNW :	MONCKS CORNER 4 N, SC
34 mi	NNW :	PINOPOLIS DAM, SC

Weather variables Help
Click a weather variable name to jump down to those statistics.

	Total observations	%	NDJFM observations	%
TMAX	15910	87.1%	6745	89.2%
TMIN	15688	85.9%	6630	87.7%
PRCP	16074	88.0%	6819	90.2%
SNOW	16228	88.9%	6841	90.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6745 by year	62.7°F	8.7°F		overall	NAM	PNA	CTI

TMAX and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme high events Days with TMAX>=75°F	540	0.27	81	37	2.2*	map	table
Extreme low events Days with TMAX<=49°F	533	-0.32	88	141	1.6*	map	table

TMAX and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme high events Days with TMAX>=75°F	540	-0.63	16	143	8.9*	map	table
Extreme low events Days with TMAX<=49°F	533	0.74	181	35	5.2*	map	table

TMAX and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme high events Days with TMAX>=75°F	540	84	72	1.2	map	table
Extreme low events Days with TMAX<=49°F	533	107	63	1.7*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6630 by year	44.4°F	9.8°F		overall	NAM	PNA	CTI

TMIN and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme low events Days with TMIN<=30°F	533	-0.28	81	124	1.5*	map	table
Extreme high events Days with TMIN>=59°F	475	0.24	77	41	1.9*	map	table

TMIN and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme low events Days with TMIN<=30°F	533	0.68	180	36	5.0*	map	table
Extreme high events Days with TMIN>=59°F	475	-0.42	32	98	3.1*	map	table

TMIN and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme low events Days with TMIN<=30°F	533	81	72	1.1	map	table
Extreme high events Days with TMIN>=59°F	475	100	48	2.1*	map	table

TMIN under 2 index extremes Help

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6819 by year	0.11"		overall	NAM	PNA	CTI

PRCP and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with PRCP>0.00"	2056	0.38"	0.01	383	368	1.0	map	table
Extreme events Days with PRCP>0.64"	407	1.20"	0.05	79	61	1.3	map	table

PRCP and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with PRCP>0.00"	2056	0.38"	0.12	410	298	1.4*	map	table
Extreme events Days with PRCP>0.64"	407	1.20"	0.30	91	42	2.2*	map	table

PRCP and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with PRCP>0.00"	2056	0.38"	379	201	1.9*	map	table
Extreme events Days with PRCP>0.64"	407	1.20"	90	36	2.5*	map	table

PRCP under 2 index extremes Help

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6841 by year	0.00"		overall	NAM	PNA	CTI

SNOW and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with SNOW>0.0"	6	1.20"	-1.95	1	5	5.0	map	table
Extreme events Days with SNOW>1.5"	1	4.00"	1.28	1	0	Inf	map	table

SNOW and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with SNOW>0.0"	6	1.20"	1.85	5	0	Inf	map	table
Extreme events Days with SNOW>1.5"	1	4.00"	2.55	1	0	Inf	map	table

SNOW and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with SNOW>0.0"	6	1.20"	1	0	Inf	map	table
Extreme events Days with SNOW>1.5"	1	4.00"	0	0	NaN	map	table

SNOW under 2 index extremes Help

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