COLCHESTER 2 W, CT - COOP Northeast station 061499

061499 - COLCHESTER 2 W, Connecticut

Latitude
41° 33´N

Longitude
72° 22´W

Elevation
146 meters

10 nearest COOP Northeast stations

5 mi	SW :	MOODUS RESERVOIR, CT
9 mi	W :	MIDDLETOWN WB, CT
10 mi	SW :	COCKAPONSET RANGER STATION, CT
12 mi	ESE :	NORWICH 5 SW, CT
13 mi	NNE :	WILLIMANTIC, CT
14 mi	SE :	LAKE KONOMOC, CT
15 mi	ENE :	BALTIC, CT
15 mi	E :	NORWICH, CT
15 mi	N :	NATHAN HALE STATE FOREST, CT
16 mi	E :	NORWICH PUB UTIL PLANT, CT

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

	Total observations	%	NDJFM observations	%
TMAX	8035	44.0%	3243	42.9%
TMIN	8060	44.1%	3259	43.1%
PRCP	8107	44.4%	3267	43.2%
SNOW	7851	43.0%	3052	40.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3243 by year	42.1°F	11.0°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>=60°F	218	-0.12	18	24	1.3	map	table
Extreme low events Days with TMAX<=26°F	241	-0.36	39	69	1.8*	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>=60°F	218	-0.21	11	31	2.8*	map	table
Extreme low events Days with TMAX<=26°F	241	0.22	60	46	1.3	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>=60°F	218	33	35	1.1	map	table
Extreme low events Days with TMAX<=26°F	241	40	36	1.1	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	3259 by year	23.0°F	11.7°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<=4°F	228	-0.25	36	54	1.5	map	table
Extreme high events Days with TMIN>=40°F	221	-0.08	25	28	1.1	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<=4°F	228	0.16	51	43	1.2	map	table
Extreme high events Days with TMIN>=40°F	221	-0.17	16	34	2.1*	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<=4°F	228	31	31	1.0	map	table
Extreme high events Days with TMIN>=40°F	221	37	43	1.2	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	3267 by year	0.14"		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"	1011	0.45"	-0.23	109	209	1.9*	map	table
Extreme events Days with PRCP>0.76"	199	1.32"	-0.18	26	38	1.5	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"	1011	0.45"	-0.06	159	199	1.3	map	table
Extreme events Days with PRCP>0.76"	199	1.32"	0.18	37	20	1.9*	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"	1011	0.45"	159	213	1.3*	map	table
Extreme events Days with PRCP>0.76"	199	1.32"	44	35	1.3	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	3052 by year	0.26"		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"	270	2.97"	-0.35	28	71	2.5*	map	table
Extreme events Days with SNOW>4.5"	52	7.78"	-0.37	8	17	2.1	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"	270	2.97"	-0.02	49	65	1.3	map	table
Extreme events Days with SNOW>4.5"	52	7.78"	0.64	17	6	2.8	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"	270	2.97"	37	49	1.3	map	table
Extreme events Days with SNOW>4.5"	52	7.78"	15	3	5.0*	map	table

SNOW under 2 index extremes Help

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