MARENGO, IL - COOP Midwest station 115326

115326 - MARENGO, Illinois

Latitude
42° 15´N

Longitude
88° 36´W

Elevation
250 meters

10 nearest COOP Midwest stations

12 mi	N :	HARVARD, IL
14 mi	W :	BELVIDERE, IL
15 mi	E :	CRYSTAL LAKE, IL
16 mi	SSE :	HAMPSHIRE 8 SE, IL
18 mi	ENE :	MCHENRY WG STRATTON L&D, IL
18 mi	ENE :	MC HENRY 2 S, IL
19 mi	SSW :	SYCAMORE, IL
20 mi	N :	FONTANA, WI
20 mi	W :	ROCKFORD 6 ENE, IL
21 mi	SE :	ELGIN, IL

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

	Total observations	%	NDJFM observations	%
TMAX	17859	97.8%	7363	97.4%
TMIN	17851	97.7%	7359	97.3%
PRCP	17863	97.8%	7338	97.0%
SNOW	17561	96.2%	7146	94.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7363 by year	36.9°F	13.4°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>=58°F	524	0.37	100	34	2.9*	map	table
Extreme low events Days with TMAX<=17°F	541	-0.36	86	145	1.7*	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>=58°F	524	-0.34	33	85	2.6*	map	table
Extreme low events Days with TMAX<=17°F	541	0.21	128	93	1.4	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>=58°F	524	89	85	1.0	map	table
Extreme low events Days with TMAX<=17°F	541	53	69	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7359 by year	18.8°F	14.0°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<=-5°F	546	-0.32	95	131	1.4	map	table
Extreme high events Days with TMIN>=37°F	492	0.28	91	34	2.7*	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<=-5°F	546	0.20	135	94	1.4*	map	table
Extreme high events Days with TMIN>=37°F	492	-0.40	27	79	2.9*	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<=-5°F	546	43	68	1.6*	map	table
Extreme high events Days with TMIN>=37°F	492	100	69	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	7338 by year	0.07"		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"	1855	0.26"	0.05	325	274	1.2*	map	table
Extreme events Days with PRCP>0.41"	369	0.75"	0.02	59	56	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"	1855	0.26"	-0.17	247	357	1.4*	map	table
Extreme events Days with PRCP>0.41"	369	0.75"	-0.53	23	89	3.9*	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"	1855	0.26"	284	266	1.1	map	table
Extreme events Days with PRCP>0.41"	369	0.75"	57	62	1.1	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	7146 by year	0.23"		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"	757	2.15"	-0.13	120	143	1.2	map	table
Extreme events Days with SNOW>3.0"	144	5.56"	-0.31	19	34	1.8	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"	757	2.15"	0.03	141	138	1.0	map	table
Extreme events Days with SNOW>3.0"	144	5.56"	-0.16	19	32	1.7	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"	757	2.15"	91	114	1.3	map	table
Extreme events Days with SNOW>3.0"	144	5.56"	17	20	1.2	map	table

SNOW under 2 index extremes Help

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