PORTLAND, AR - COOP Southeast station 035866

035866 - PORTLAND, Arkansas

Latitude
33° 14´N

Longitude
91° 30´W

Elevation
37 meters

10 nearest COOP Southeast stations

6 mi	N :	MONTROSE, AR
16 mi	ESE :	EUDORA, AR
17 mi	W :	HAMBURG, AR
20 mi	N :	DERMOTT, AR
20 mi	SSW :	JONES, LA
21 mi	WNW :	FOUNTAIN HILL, AR
22 mi	ENE :	GREENVILLE 8 SW, MS
22 mi	NE :	HALLEY, AR
23 mi	NNE :	DERMOTT 3 NE, AR
25 mi	ESE :	CHATHAM 2 NE, MS

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

	Total observations	%	NDJFM observations	%
TMAX	16586	90.8%	6759	89.4%
TMIN	16536	90.5%	6776	89.6%
PRCP	16575	90.8%	6737	89.1%
SNOW	16531	90.5%	6680	88.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6759 by year	60.5°F	12.5°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	505	0.15	86	66	1.3	map	table
Extreme low events Days with TMAX<=40°F	503	-0.22	74	117	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>=78°F	505	-0.61	25	139	5.6*	map	table
Extreme low events Days with TMAX<=40°F	503	0.27	128	80	1.6*	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	505	52	104	2.0*	map	table
Extreme low events Days with TMAX<=40°F	503	62	51	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6776 by year	38.0°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<=22°F	469	-0.27	69	113	1.6*	map	table
Extreme high events Days with TMIN>=56°F	491	0.19	83	55	1.5*	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<=22°F	469	0.60	150	45	3.3*	map	table
Extreme high events Days with TMIN>=56°F	491	-0.84	11	161	14.6*	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<=22°F	469	38	52	1.4	map	table
Extreme high events Days with TMIN>=56°F	491	73	100	1.4	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	6737 by year	0.17"		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"	1684	0.69"	0.16	335	233	1.4*	map	table
Extreme events Days with PRCP>1.10"	327	1.90"	0.15	65	40	1.6*	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"	1684	0.69"	-0.28	177	356	2.0*	map	table
Extreme events Days with PRCP>1.10"	327	1.90"	-0.30	23	62	2.7*	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"	1684	0.69"	270	269	1.0	map	table
Extreme events Days with PRCP>1.10"	327	1.90"	68	47	1.4	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	6680 by year	0.01"		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"	28	2.87"	0.13	4	4	1.0	map	table
Extreme events Days with SNOW>4.0"	5	6.90"	0.38	0	1	Inf	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"	28	2.87"	0.26	8	6	1.3	map	table
Extreme events Days with SNOW>4.0"	5	6.90"	0.77	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"	28	2.87"	2	5	2.5	map	table
Extreme events Days with SNOW>4.0"	5	6.90"	0	1	Inf	map	table

SNOW under 2 index extremes Help

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