SPARTA 1 W, IL - COOP Midwest station 118147

118147 - SPARTA 1 W, Illinois

Latitude
38° 7´N

Longitude
89° 43´W

Elevation
163 meters

10 nearest COOP Midwest stations

8 mi	NNE :	COULTERVILLE 3 NW, IL
8 mi	SSE :	STEELEVILLE, IL
13 mi	WNW :	RED BUD 5 SE, IL
16 mi	SW :	KASKASKIA RIV NAV LOCK, IL
16 mi	NW :	NEW ATHENS 5 SW, IL
16 mi	NNW :	NEW ATHENS, IL
16 mi	SSW :	CHESTER, IL
18 mi	E :	PINCKNEYVILLE 2 N, IL
21 mi	W :	PRAIRIE DUROCHER, IL
26 mi	N :	MASCOUTAH, IL

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

	Total observations	%	NDJFM observations	%
TMAX	17864	97.8%	7408	98.0%
TMIN	17870	97.8%	7408	98.0%
PRCP	17822	97.6%	7373	97.5%
SNOW	17886	97.9%	7401	97.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7408 by year	48.5°F	14.0°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>=70°F	515	0.32	94	45	2.1*	map	table
Extreme low events Days with TMAX<=28°F	529	-0.41	72	142	2.0*	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>=70°F	515	-0.47	34	117	3.4*	map	table
Extreme low events Days with TMAX<=28°F	529	0.44	157	73	2.2*	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>=70°F	515	71	110	1.5*	map	table
Extreme low events Days with TMAX<=28°F	529	62	61	1.0	map	table

TMAX under 2 index extremes Help

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7408 by year	29.7°F	12.6°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<=10°F	531	-0.43	76	145	1.9*	map	table
Extreme high events Days with TMIN>=49°F	509	0.28	95	49	1.9*	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<=10°F	531	0.45	159	70	2.3*	map	table
Extreme high events Days with TMIN>=49°F	509	-0.66	11	126	11.5*	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<=10°F	531	56	59	1.1	map	table
Extreme high events Days with TMIN>=49°F	509	74	99	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	7373 by year	0.10"		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"	2018	0.38"	-0.05	308	373	1.2*	map	table
Extreme events Days with PRCP>0.64"	399	1.16"	0.08	64	55	1.2	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"	2018	0.38"	-0.25	240	408	1.7*	map	table
Extreme events Days with PRCP>0.64"	399	1.16"	-0.60	19	95	5.0*	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"	2018	0.38"	314	332	1.1	map	table
Extreme events Days with PRCP>0.64"	399	1.16"	70	70	1.0	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	7401 by year	0.10"		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"	475	1.55"	-0.40	58	130	2.2*	map	table
Extreme events Days with SNOW>2.5"	94	4.44"	-0.47	12	26	2.2	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"	475	1.55"	0.31	119	61	2.0*	map	table
Extreme events Days with SNOW>2.5"	94	4.44"	0.27	22	13	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"	475	1.55"	54	76	1.4	map	table
Extreme events Days with SNOW>2.5"	94	4.44"	9	11	1.2	map	table

SNOW under 2 index extremes Help

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