DUNCAN, OK - COOP South Central station 342660

342660 - DUNCAN, Oklahoma

Latitude
34° 30´N

Longitude
97° 58´W

Elevation
343 meters

COOP South Central

10 nearest COOP South Central stations

1 mi	S :	DUNCAN 1 SSW, OK
10 mi	SSE :	COMANCHE, OK
10 mi	N :	MARLOW 1 WSW, OK
10 mi	W :	DUNCAN 11 W, OK
12 mi	WNW :	BAIRD 4 N, OK
19 mi	SSW :	WAURIKA DAM, OK
21 mi	WSW :	WALTERS, OK
23 mi	NE :	COX CITY 2 NE, OK
23 mi	S :	WAURIKA, OK
25 mi	E :	TUSSY, OK

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

	Total observations	%	NDJFM observations	%
TMAX	17108	93.7%	7096	93.8%
TMIN	17092	93.6%	7096	93.8%
PRCP	17257	94.5%	7173	94.8%
SNOW	17040	93.3%	6965	92.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7096 by year	58.3°F	13.9°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>=78°F	499	0.12	72	57	1.3	map	table
Extreme low events Days with TMAX<=36°F	536	-0.21	89	133	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>=78°F	499	-0.47	30	112	3.7*	map	table
Extreme low events Days with TMAX<=36°F	536	0.02	108	107	1.0	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>=78°F	499	42	133	3.2*	map	table
Extreme low events Days with TMAX<=36°F	536	71	60	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7096 by year	34.3°F	11.1°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<=18°F	534	-0.20	88	126	1.4*	map	table
Extreme high events Days with TMIN>=51°F	540	0.20	98	58	1.7*	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<=18°F	534	0.06	112	100	1.1	map	table
Extreme high events Days with TMIN>=51°F	540	-0.56	18	111	6.2*	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<=18°F	534	36	73	2.0*	map	table
Extreme high events Days with TMIN>=51°F	540	88	104	1.2	map	table

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	7173 by year	0.06"		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"	1249	0.33"	0.06	228	198	1.2	map	table
Extreme events Days with PRCP>0.56"	246	1.07"	0.05	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"	1249	0.33"	-0.22	137	241	1.8*	map	table
Extreme events Days with PRCP>0.56"	246	1.07"	-0.19	22	40	1.8*	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"	1249	0.33"	229	160	1.4*	map	table
Extreme events Days with PRCP>0.56"	246	1.07"	42	26	1.6	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6965 by year	0.03"		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"	132	1.74"	-0.42	13	36	2.8*	map	table
Extreme events Days with SNOW>3.0"	16	5.24"	-1.25	1	10	10.0	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"	132	1.74"	0.01	26	19	1.4	map	table
Extreme events Days with SNOW>3.0"	16	5.24"	0.09	2	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"	132	1.74"	31	22	1.4	map	table
Extreme events Days with SNOW>3.0"	16	5.24"	4	2	2.0	map	table

SNOW under 2 index extremes Help

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