DONALDSONVILLE 4 SW, LA - COOP Southeast station 162534

162534 - DONALDSONVILLE 4 SW, Louisiana

Latitude
30° 4´N

Longitude
91° 2´W

Elevation
9 meters

10 nearest COOP Southeast stations

6 mi	ENE :	DONALDSONVILLE 4 E, LA
9 mi	S :	NAPOLEONVILLE, LA
10 mi	NNW :	CARVILLE 2 SW, LA
13 mi	NNE :	GONZALES, LA
14 mi	ESE :	CONVENT 2 S, LA
14 mi	NNW :	ST GABRIEL, LA
18 mi	WNW :	BAYOU SORREL LOCK, LA
20 mi	E :	GRAMERCY, LA
20 mi	E :	LUTCHER, LA
20 mi	NW :	PLAQUEMINE, LA

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

	Total observations	%	NDJFM observations	%
TMAX	17789	97.4%	7282	96.3%
TMIN	17646	96.6%	7259	96.0%
PRCP	18155	99.4%	7466	98.7%
SNOW	18168	99.5%	7500	99.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7282 by year	67.9°F	10.7°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	520	0.03	70	66	1.1	map	table
Extreme low events Days with TMAX<=50°F	529	-0.21	90	131	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>=82°F	520	-0.90	9	190	21.1*	map	table
Extreme low events Days with TMAX<=50°F	529	0.65	175	47	3.7*	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	520	54	146	2.7*	map	table
Extreme low events Days with TMAX<=50°F	529	69	42	1.6*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7259 by year	45.8°F	11.0°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<=30°F	566	-0.24	77	128	1.7*	map	table
Extreme high events Days with TMIN>=63°F	517	0.27	93	48	1.9*	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<=30°F	566	0.75	195	38	5.1*	map	table
Extreme high events Days with TMIN>=63°F	517	-0.93	8	177	22.1*	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<=30°F	566	67	85	1.3	map	table
Extreme high events Days with TMIN>=63°F	517	64	94	1.5*	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	7466 by year	0.16"		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"	1849	0.66"	0.09	332	283	1.2*	map	table
Extreme events Days with PRCP>1.10"	354	1.96"	0.02	60	60	1.0	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"	1849	0.66"	-0.07	257	281	1.1	map	table
Extreme events Days with PRCP>1.10"	354	1.96"	-0.09	42	51	1.2	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"	1849	0.66"	340	267	1.3*	map	table
Extreme events Days with PRCP>1.10"	354	1.96"	75	39	1.9*	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	7500 by year	0.00"		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"	4	0.72"	0.66	2	0	Inf	map	table
Extreme events Days with SNOW>1.5"	0	NaN"	NaN	NaN	NaN	NaN	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"	4	0.72"	0.69	2	0	Inf	map	table
Extreme events Days with SNOW>1.5"	0	NaN"	NaN	NaN	NaN	NaN	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"	4	0.72"	0	0	NaN	map	table
Extreme events Days with SNOW>1.5"	0	NaN"	NaN	NaN	NaN	map	table

SNOW under 2 index extremes Help

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