MAY, ID - COOP Northwest station 105685

105685 - MAY, Idaho

Latitude
44° 36´N

Longitude
113° 55´W

Elevation
1558 meters

10 nearest COOP Northwest stations

12 mi	ENE :	LEADORE 8 W, ID
17 mi	ENE :	LEADORE, ID
17 mi	ENE :	LEADORE NO 2, ID
29 mi	W :	CHALLIS, ID
30 mi	ENE :	GRANT 5 SE, MT
41 mi	WSW :	CLAYTON 10 S, ID
48 mi	NNE :	GRANT 12 W, MT
50 mi	E :	DELL 19 SW, MT
51 mi	NNE :	GRANT 6 NW, MT
52 mi	N :	SALMON, ID

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

	Total observations	%	NDJFM observations	%
TMAX	14639	80.2%	6042	79.9%
TMIN	14643	80.2%	6032	79.8%
PRCP	14705	80.5%	6077	80.4%
SNOW	14556	79.7%	5893	77.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6042 by year	38.4°F	11.8°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>=55°F	464	0.19	74	33	2.2*	map	table
Extreme low events Days with TMAX<=20°F	417	0.02	87	88	1.0	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>=55°F	464	0.54	119	17	7.0*	map	table
Extreme low events Days with TMAX<=20°F	417	-0.65	27	130	4.8*	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>=55°F	464	45	91	2.0*	map	table
Extreme low events Days with TMAX<=20°F	417	38	89	2.3*	map	table

TMAX under 2 index extremes Help

Maps - choose one extreme:

TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6032 by year	13.4°F	13.0°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<=-8°F	437	-0.03	92	96	1.0	map	table
Extreme high events Days with TMIN>=31°F	403	0.01	63	59	1.1	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<=-8°F	437	-0.58	41	140	3.4*	map	table
Extreme high events Days with TMIN>=31°F	403	0.10	67	38	1.8*	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<=-8°F	437	40	89	2.2*	map	table
Extreme high events Days with TMIN>=31°F	403	56	83	1.5*	map	table

TMIN under 2 index extremes Help

Maps - choose one extreme:

PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6077 by year	0.01"		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"	868	0.10"	-0.18	114	181	1.6*	map	table
Extreme events Days with PRCP>0.14"	167	0.27"	-0.14	24	33	1.4	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"	868	0.10"	-0.10	122	155	1.3	map	table
Extreme events Days with PRCP>0.14"	167	0.27"	-0.10	26	33	1.3	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"	868	0.10"	96	191	2.0*	map	table
Extreme events Days with PRCP>0.14"	167	0.27"	23	29	1.3	map	table

PRCP under 2 index extremes Help

Maps - choose one extreme:

SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	5893 by year	0.12"		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"	536	1.34"	-0.19	77	118	1.5*	map	table
Extreme events Days with SNOW>2.0"	103	3.51"	-0.22	15	21	1.4	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"	536	1.34"	-0.30	52	121	2.3*	map	table
Extreme events Days with SNOW>2.0"	103	3.51"	-0.19	14	21	1.5	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"	536	1.34"	57	132	2.3*	map	table
Extreme events Days with SNOW>2.0"	103	3.51"	13	20	1.5	map	table

SNOW under 2 index extremes Help

Maps - choose one extreme: