HULAH DAM, OK - COOP South Central station 344393

344393 - HULAH DAM, Oklahoma

Latitude
36° 55´N

Longitude
96° 6´W

Elevation
227 meters

COOP South Central

10 nearest COOP South Central stations

4 mi	ENE :	HULAH, OK
7 mi	WSW :	HERD, OK
12 mi	WNW :	ELGIN, KS
13 mi	SSE :	BARTLESVILLE FRANK PHILLIPS F, OK
16 mi	NNW :	SEDAN, KS
17 mi	E :	WANN, OK
17 mi	NNE :	ELK CITY 10 SSW, KS
19 mi	NNE :	ELK CITY 10 SW, KS
20 mi	NNE :	ELK CITY 8 SSW, KS
20 mi	NNE :	ELK CITY 8 SW SCS 5, KS

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

	Total observations	%	NDJFM observations	%
TMAX	15892	87.0%	6400	84.6%
TMIN	15995	87.6%	6481	85.7%
PRCP	17378	95.2%	7284	96.3%
SNOW	16888	92.5%	6660	88.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6400 by year	53.2°F	14.8°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>=75°F	456	0.21	82	49	1.7*	map	table
Extreme low events Days with TMAX<=30°F	448	-0.33	64	122	1.9*	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>=75°F	456	-0.44	30	90	3.0*	map	table
Extreme low events Days with TMAX<=30°F	448	-0.04	81	92	1.1	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>=75°F	456	43	110	2.6*	map	table
Extreme low events Days with TMAX<=30°F	448	56	59	1.1	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6481 by year	27.3°F	12.2°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<=10°F	503	-0.42	65	140	2.2*	map	table
Extreme high events Days with TMIN>=46°F	454	0.27	94	46	2.0*	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	503	0.05	115	103	1.1	map	table
Extreme high events Days with TMIN>=46°F	454	-0.57	13	85	6.5*	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	503	52	69	1.3	map	table
Extreme high events Days with TMIN>=46°F	454	78	78	1.0	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	7284 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"	1275	0.34"	-0.01	220	239	1.1	map	table
Extreme events Days with PRCP>0.54"	254	1.08"	0.12	48	39	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"	1275	0.34"	-0.29	125	261	2.1*	map	table
Extreme events Days with PRCP>0.54"	254	1.08"	-0.39	24	54	2.2*	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"	1275	0.34"	243	168	1.4*	map	table
Extreme events Days with PRCP>0.54"	254	1.08"	54	34	1.6	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6660 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"	108	1.79"	-0.20	16	26	1.6	map	table
Extreme events Days with SNOW>3.0"	17	5.66"	-0.18	1	3	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"	108	1.79"	-0.11	18	17	1.1	map	table
Extreme events Days with SNOW>3.0"	17	5.66"	-0.26	3	4	1.3	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"	108	1.79"	9	11	1.2	map	table
Extreme events Days with SNOW>3.0"	17	5.66"	1	2	2.0	map	table

SNOW under 2 index extremes Help

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