UNICOI 3 SW, TN - COOP Mid-Atlantic station 409209

409209 - UNICOI 3 SW, Tennessee

Latitude
36° 10´N

Longitude
82° 24´W

Elevation
641 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

1 mi	W :	ERWIN, TN
2 mi	WSW :	ERWIN 1 W, TN
4 mi	WNW :	EMBREEVILLE, TN
5 mi	SE :	BEAUTY SPOT, TN
7 mi	SSE :	POPLAR, NC
8 mi	E :	LIMESTONE COVE, TN
9 mi	S :	FLAT TOP MOUNTAIN, NC
9 mi	NNE :	JOHNSON CITY ETSC, TN
9 mi	SSE :	FLAT TOP MOUNTAIN 2, NC
10 mi	ENE :	STONE MOUNTAIN, TN

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

	Total observations	%	NDJFM observations	%
TMAX	8051	44.1%	3391	44.8%
TMIN	8035	44.0%	3386	44.8%
PRCP	8138	44.6%	3415	45.2%
SNOW	7572	41.5%	2837	37.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3391 by year	53.6°F	12.4°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>=71°F	242	0.31	49	19	2.6*	map	table
Extreme low events Days with TMAX<=34°F	254	-0.85	22	95	4.3*	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>=71°F	242	-0.73	6	74	12.3*	map	table
Extreme low events Days with TMAX<=34°F	254	0.97	100	10	10.0*	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>=71°F	242	25	47	1.9*	map	table
Extreme low events Days with TMAX<=34°F	254	67	22	3.0*	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	3386 by year	28.0°F	12.1°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<=10°F	270	-0.78	25	102	4.1*	map	table
Extreme high events Days with TMIN>=47°F	228	0.11	37	26	1.4	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<=10°F	270	0.55	85	26	3.3*	map	table
Extreme high events Days with TMIN>=47°F	228	-0.75	8	73	9.1*	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<=10°F	270	62	28	2.2*	map	table
Extreme high events Days with TMIN>=47°F	228	32	35	1.1	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	3415 by year	0.13"		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"	1247	0.36"	-0.19	173	250	1.4*	map	table
Extreme events Days with PRCP>0.56"	245	0.99"	0.04	40	33	1.2	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"	1247	0.36"	-0.06	215	248	1.2	map	table
Extreme events Days with PRCP>0.56"	245	0.99"	-0.33	31	61	2.0*	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"	1247	0.36"	194	144	1.3*	map	table
Extreme events Days with PRCP>0.56"	245	0.99"	34	34	1.0	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	2837 by year	0.11"		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"	133	2.30"	-0.82	9	51	5.7*	map	table
Extreme events Days with SNOW>3.5"	22	5.78"	-0.70	2	6	3.0	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"	133	2.30"	0.86	46	7	6.6*	map	table
Extreme events Days with SNOW>3.5"	22	5.78"	1.15	6	1	6.0	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"	133	2.30"	24	20	1.2	map	table
Extreme events Days with SNOW>3.5"	22	5.78"	6	2	3.0	map	table

SNOW under 2 index extremes Help

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