YEMASSEE, SC - COOP Southeast station 389469

389469 - YEMASSEE, South Carolina

Latitude
32° 41´N

Longitude
80° 51´W

Elevation
8 meters

10 nearest COOP Southeast stations

11 mi	SSW :	RIDGELAND 5 NE, SC
17 mi	NE :	WALTERBORO 2 SW, SC
20 mi	NW :	HAMPTON, SC
21 mi	NNW :	MILEY, SC
21 mi	SSE :	BEAUFORT 7 SW, SC
26 mi	WSW :	CLYO 1 NNW, GA
27 mi	SSE :	PARRIS ISLAND, SC
30 mi	NNW :	EHRHARDT, SC
33 mi	S :	HILTON HEAD, SC
34 mi	ESE :	EDISTO ISLAND, SC

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

	Total observations	%	NDJFM observations	%
TMAX	17435	95.5%	7091	93.8%
TMIN	17422	95.4%	7066	93.4%
PRCP	17429	95.4%	7101	93.9%
SNOW	17502	95.8%	7110	94.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7091 by year	65.6°F	10.8°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>=81°F	484	0.22	83	46	1.8*	map	table
Extreme low events Days with TMAX<=48°F	499	-0.28	80	123	1.5*	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>=81°F	484	-0.79	11	172	15.6*	map	table
Extreme low events Days with TMAX<=48°F	499	0.68	162	38	4.3*	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>=81°F	484	50	102	2.0*	map	table
Extreme low events Days with TMAX<=48°F	499	76	57	1.3	map	table

TMAX under 2 index extremes Help

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7066 by year	39.3°F	11.2°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<=23°F	516	-0.30	70	118	1.7*	map	table
Extreme high events Days with TMIN>=57°F	485	0.22	81	42	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<=23°F	516	0.60	159	46	3.5*	map	table
Extreme high events Days with TMIN>=57°F	485	-0.51	40	128	3.2*	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<=23°F	516	77	69	1.1	map	table
Extreme high events Days with TMIN>=57°F	485	95	74	1.3	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	7101 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"	1855	0.43"	0.03	341	318	1.1	map	table
Extreme events Days with PRCP>0.71"	368	1.28"	-0.02	68	75	1.1	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"	1855	0.43"	0.10	354	267	1.3*	map	table
Extreme events Days with PRCP>0.71"	368	1.28"	0.13	71	47	1.5*	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"	1855	0.43"	335	219	1.5*	map	table
Extreme events Days with PRCP>0.71"	368	1.28"	90	26	3.5*	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	7110 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"	5	4.88"	-0.22	2	1	2.0	map	table
Extreme events Days with SNOW>3.8"	1	12.00"	1.39	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"	5	4.88"	1.94	4	0	Inf	map	table
Extreme events Days with SNOW>3.8"	1	12.00"	0.80	0	0	NaN	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"	5	4.88"	2	0	Inf	map	table
Extreme events Days with SNOW>3.8"	1	12.00"	1	0	Inf	map	table

SNOW under 2 index extremes Help

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