DECATUR, AL - COOP Southeast station 012207

012207 - DECATUR, Alabama

Latitude
34° 35´N

Longitude
86° 58´W

Elevation
177 meters

10 nearest COOP Southeast stations

1 mi	N :	DECATUR SUBSTATION, AL
2 mi	NNW :	DECATUR 4, AL
8 mi	NE :	ALABAMA STATE FARM, AL
8 mi	NE :	BELLE MINA 2 N, AL
11 mi	ENE :	HUNTSVILLE MADISON COUNTY JET, AL
13 mi	SSW :	DANVILLE, AL
14 mi	N :	ATHENS, AL
15 mi	ENE :	MADISON, AL
15 mi	N :	ATHENS COURTHOUSE, AL
15 mi	N :	ATHENS 2, AL

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

	Total observations	%	NDJFM observations	%
TMAX	7579	41.5%	3094	40.9%
TMIN	7588	41.5%	3096	40.9%
PRCP	7699	42.2%	3182	42.1%
SNOW	7716	42.2%	3163	41.8%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3094 by year	56.8°F	12.2°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>=74°F	226	-0.12	21	34	1.6	map	table
Extreme low events Days with TMAX<=37°F	210	-0.68	18	65	3.6*	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>=74°F	226	-0.76	9	68	7.6*	map	table
Extreme low events Days with TMAX<=37°F	210	0.70	74	19	3.9*	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>=74°F	226	20	48	2.4*	map	table
Extreme low events Days with TMAX<=37°F	210	31	25	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3096 by year	35.7°F	11.4°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<=19°F	212	-0.69	16	67	4.2*	map	table
Extreme high events Days with TMIN>=54°F	216	0.01	24	25	1.0	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<=19°F	212	0.70	76	21	3.6*	map	table
Extreme high events Days with TMIN>=54°F	216	-1.05	5	88	17.6*	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<=19°F	212	40	18	2.2*	map	table
Extreme high events Days with TMIN>=54°F	216	9	62	6.9*	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	3182 by year	0.18"		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"	1105	0.51"	-0.24	143	236	1.7*	map	table
Extreme events Days with PRCP>0.87"	220	1.55"	-0.13	32	43	1.3	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"	1105	0.51"	-0.31	134	258	1.9*	map	table
Extreme events Days with PRCP>0.87"	220	1.55"	-0.50	16	57	3.6*	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"	1105	0.51"	132	237	1.8*	map	table
Extreme events Days with PRCP>0.87"	220	1.55"	29	37	1.3	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	3163 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"	43	2.03"	-0.59	6	14	2.3	map	table
Extreme events Days with SNOW>2.5"	8	5.88"	-0.32	2	3	1.5	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"	43	2.03"	0.96	13	2	6.5*	map	table
Extreme events Days with SNOW>2.5"	8	5.88"	1.14	3	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"	43	2.03"	5	4	1.2	map	table
Extreme events Days with SNOW>2.5"	8	5.88"	3	0	Inf	map	table

SNOW under 2 index extremes Help

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