IRWIN, OH - COOP Midwest station 333987

333987 - IRWIN, Ohio

Latitude
40° 7´N

Longitude
83° 29´W

Elevation
308 meters

10 nearest COOP Midwest stations

10 mi	NE :	MARYSVILLE, OH
10 mi	NE :	MARYSVILLE HIWAY DEPT, OH
16 mi	W :	URBANA WWTP, OH
16 mi	S :	LONDON, OH
20 mi	WSW :	SPRINGFIELD NEW WTR WKS, OH
21 mi	SW :	SPRINGFIELD ELMWOOD AVE, OH
22 mi	NW :	BELLEFONTAINE, OH
22 mi	SW :	SPRINGFIELD, OH
23 mi	ESE :	COLUMBUS SULLIVANT AVE AR, OH
23 mi	NNE :	RICHWOOD 2, OH

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

	Total observations	%	NDJFM observations	%
TMAX	18145	99.4%	7450	98.5%
TMIN	18175	99.5%	7489	99.0%
PRCP	18062	98.9%	7403	97.9%
SNOW	17771	97.3%	7088	93.7%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7450 by year	43.2°F	13.5°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>=65°F	508	0.33	97	43	2.3*	map	table
Extreme low events Days with TMAX<=24°F	539	-0.45	71	153	2.2*	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>=65°F	508	-0.47	32	106	3.3*	map	table
Extreme low events Days with TMAX<=24°F	539	0.64	182	52	3.5*	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>=65°F	508	96	93	1.0	map	table
Extreme low events Days with TMAX<=24°F	539	58	64	1.1	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7489 by year	24.0°F	12.7°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<=3°F	533	-0.45	68	149	2.2*	map	table
Extreme high events Days with TMIN>=42°F	513	0.25	97	48	2.0*	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<=3°F	533	0.59	171	53	3.2*	map	table
Extreme high events Days with TMIN>=42°F	513	-0.55	15	115	7.7*	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<=3°F	533	48	57	1.2	map	table
Extreme high events Days with TMIN>=42°F	513	106	81	1.3	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	7403 by year	0.09"		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"	2015	0.32"	0.01	331	328	1.0	map	table
Extreme events Days with PRCP>0.50"	402	0.91"	0.10	63	55	1.1	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"	2015	0.32"	-0.14	294	398	1.4*	map	table
Extreme events Days with PRCP>0.50"	402	0.91"	-0.43	42	96	2.3*	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"	2015	0.32"	299	329	1.1	map	table
Extreme events Days with PRCP>0.50"	402	0.91"	59	74	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	7088 by year	0.14"		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"	502	1.92"	-0.20	76	114	1.5*	map	table
Extreme events Days with SNOW>3.0"	83	5.00"	-0.32	11	21	1.9	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"	502	1.92"	0.41	142	65	2.2*	map	table
Extreme events Days with SNOW>3.0"	83	5.00"	0.55	25	5	5.0*	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"	502	1.92"	47	76	1.6*	map	table
Extreme events Days with SNOW>3.0"	83	5.00"	9	14	1.6	map	table

SNOW under 2 index extremes Help

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