WATERLOO, IL - COOP Midwest station 119002

119002 - WATERLOO, Illinois

Latitude
38° 20´N

Longitude
90° 9´W

Elevation
198 meters

10 nearest COOP Midwest stations

13 mi	ESE :	NEW ATHENS 5 SW, IL
15 mi	E :	NEW ATHENS, IL
16 mi	SE :	RED BUD 5 SE, IL
16 mi	N :	EAST ST LOUIS PARKS COLLEGE, IL
16 mi	N :	CAHOKIA, IL
17 mi	S :	PRAIRIE DUROCHER, IL
21 mi	NE :	BELLEVILLE SIU RESEARCH, IL
22 mi	ENE :	MASCOUTAH, IL
22 mi	NE :	BELLEVILLE SCOTT AFB, IL
25 mi	NNE :	COLLINSVILLE, IL

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

	Total observations	%	NDJFM observations	%
TMAX	13051	71.5%	5339	70.6%
TMIN	13043	71.4%	5331	70.5%
PRCP	17724	97.0%	7283	96.3%
SNOW	17529	96.0%	7086	93.7%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5339 by year	47.2°F	14.8°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>=70°F	391	0.28	70	31	2.3*	map	table
Extreme low events Days with TMAX<=25°F	357	-0.33	48	91	1.9*	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	391	-0.38	27	85	3.1*	map	table
Extreme low events Days with TMAX<=25°F	357	0.41	105	53	2.0*	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	391	79	66	1.2	map	table
Extreme low events Days with TMAX<=25°F	357	33	28	1.2	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	5331 by year	28.6°F	12.9°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	389	-0.44	46	105	2.3*	map	table
Extreme high events Days with TMIN>=48°F	386	0.38	75	22	3.4*	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	389	0.44	118	54	2.2*	map	table
Extreme high events Days with TMIN>=48°F	386	-0.54	12	84	7.0*	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	389	30	29	1.0	map	table
Extreme high events Days with TMIN>=48°F	386	85	57	1.5*	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	7283 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"	1955	0.36"	-0.03	319	358	1.1	map	table
Extreme events Days with PRCP>0.55"	383	1.09"	-0.02	53	61	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"	1955	0.36"	-0.18	268	381	1.4*	map	table
Extreme events Days with PRCP>0.55"	383	1.09"	-0.46	33	86	2.6*	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"	1955	0.36"	324	293	1.1	map	table
Extreme events Days with PRCP>0.55"	383	1.09"	71	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	7086 by year	0.09"		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"	397	1.61"	-0.37	50	99	2.0*	map	table
Extreme events Days with SNOW>2.5"	77	4.81"	-0.29	9	16	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"	397	1.61"	0.33	98	56	1.8*	map	table
Extreme events Days with SNOW>2.5"	77	4.81"	0.20	17	9	1.9	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"	397	1.61"	47	57	1.2	map	table
Extreme events Days with SNOW>2.5"	77	4.81"	6	12	2.0	map	table

SNOW under 2 index extremes Help

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