MONTGOMERY LOCK & DAM, PA - COOP Northeast station 365902

365902 - MONTGOMERY LOCK & DAM, Pennsylvania

Latitude
40° 39´N

Longitude
80° 23´W

Elevation
210 meters

10 nearest COOP Northeast stations

3 mi	SW :	SHIPPINGPORT, PA
5 mi	WSW :	MIDLAND DAM 7 LOWER, PA
6 mi	NE :	ROCHESTER 1 NW, PA
9 mi	NNE :	BEAVER FALLS 1 NE, PA
11 mi	SE :	GLENWILLARD DASH DAM, PA
13 mi	SE :	PITTSBURGH GR PITTSBURGH INTL, PA
19 mi	S :	BURGETTSTOWN 2 W, PA
19 mi	ESE :	CORAOPOLIS NEVILLE IS, PA
19 mi	ESE :	EMSWORTH L/D OHIO RIVER, PA
21 mi	E :	BAKERSTOWN 3 WNW, PA

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

	Total observations	%	NDJFM observations	%
TMAX	13069	71.6%	5422	71.7%
TMIN	13080	71.6%	5418	71.6%
PRCP	13128	71.9%	5440	71.9%
SNOW	12248	67.1%	4558	60.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5422 by year	44.0°F	13.1°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>=65°F	380	0.41	81	25	3.2*	map	table
Extreme low events Days with TMAX<=25°F	391	-0.46	57	119	2.1*	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>=65°F	380	-0.47	19	82	4.3*	map	table
Extreme low events Days with TMAX<=25°F	391	0.65	128	32	4.0*	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>=65°F	380	91	51	1.8*	map	table
Extreme low events Days with TMAX<=25°F	391	51	34	1.5*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5418 by year	26.3°F	11.8°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<=7°F	371	-0.34	65	100	1.5*	map	table
Extreme high events Days with TMIN>=43°F	390	0.30	71	34	2.1*	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<=7°F	371	0.53	113	38	3.0*	map	table
Extreme high events Days with TMIN>=43°F	390	-0.42	22	80	3.6*	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<=7°F	371	43	28	1.5*	map	table
Extreme high events Days with TMIN>=43°F	390	85	62	1.4	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	5440 by year	0.09"		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"	2426	0.20"	0.01	392	375	1.0	map	table
Extreme events Days with PRCP>0.32"	480	0.63"	0.11	80	58	1.4	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"	2426	0.20"	0.04	422	398	1.1	map	table
Extreme events Days with PRCP>0.32"	480	0.63"	-0.12	78	88	1.1	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"	2426	0.20"	439	276	1.6*	map	table
Extreme events Days with PRCP>0.32"	480	0.63"	86	63	1.4	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	4558 by year	0.13"		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"	374	1.61"	-0.22	53	80	1.5*	map	table
Extreme events Days with SNOW>2.0"	70	4.44"	-0.06	11	12	1.1	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"	374	1.61"	0.48	113	47	2.4*	map	table
Extreme events Days with SNOW>2.0"	70	4.44"	0.64	30	11	2.7	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"	374	1.61"	48	19	2.5*	map	table
Extreme events Days with SNOW>2.0"	70	4.44"	9	3	3.0*	map	table

SNOW under 2 index extremes Help

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