BUCHANAN DAM, TX - COOP South Central station 411165

411165 - BUCHANAN DAM, Texas

Latitude
30° 45´N

Longitude
98° 25´W

Elevation
311 meters

COOP South Central

Texas

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10 nearest COOP South Central stations

7 mi	NNW :	TOW 3 SE, TX
11 mi	E :	BURNET, TX
11 mi	SW :	LIGON RANCH, TX
14 mi	W :	LLANO, TX
15 mi	SSE :	MARBLE FALLS, TX
15 mi	NE :	LAKE VICTOR 3 W, TX
20 mi	S :	HAYNES RANCH, TX
22 mi	SW :	MOSS RANCH, TX
22 mi	S :	ROUND MOUNTAIN 4 WNW, TX
24 mi	NNW :	CHAPPEL, TX

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

	Total observations	%	NDJFM observations	%
TMAX	4505	24.7%	1868	24.7%
TMIN	4412	24.2%	1762	23.3%
PRCP	5650	30.9%	2351	31.1%
SNOW	869	4.8%	275	3.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	1868 by year	64.9°F	12.6°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>=82°F	132	-0.30	13	22	1.7	map	table
Extreme low events Days with TMAX<=43°F	127	-0.34	20	31	1.6	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>=82°F	132	-0.46	6	32	5.3*	map	table
Extreme low events Days with TMAX<=43°F	127	0.04	21	18	1.2	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>=82°F	132	1	58	58.0*	map	table
Extreme low events Days with TMAX<=43°F	127	7	21	3.0*	map	table

TMAX under 2 index extremes Help

Station table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	1762 by year	40.7°F	10.4°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<=26°F	136	-0.40	14	40	2.9*	map	table
Extreme high events Days with TMIN>=57°F	130	-0.23	8	21	2.6*	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<=26°F	136	-0.08	22	28	1.3	map	table
Extreme high events Days with TMIN>=57°F	130	-0.87	1	41	41.0*	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<=26°F	136	6	34	5.7*	map	table
Extreme high events Days with TMIN>=57°F	130	0	33	Inf*	map	table

TMIN under 2 index extremes Help

Station table

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	2351 by year	0.05"		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"	378	0.32"	-0.22	52	83	1.6*	map	table
Extreme events Days with PRCP>0.46"	74	0.99"	-0.23	7	12	1.7	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"	378	0.32"	-0.24	42	69	1.6*	map	table
Extreme events Days with PRCP>0.46"	74	0.99"	-0.09	11	8	1.4	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"	378	0.32"	46	69	1.5*	map	table
Extreme events Days with PRCP>0.46"	74	0.99"	8	17	2.1	map	table

PRCP under 2 index extremes Help

Station table

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SNOW top of page

Data not shown:
Less than 5% of days have SNOW observations during NDJFM over 1948-1997
No days with measureable SNOW during NDJFM over 1948-1997