JOLIET BRANDON RD DAM, IL - COOP Midwest station 114530

114530 - JOLIET BRANDON RD DAM, Illinois

Latitude
41° 30´N

Longitude
88° 6´W

Elevation
166 meters

10 nearest COOP Midwest stations

3 mi	W :	JOLIET, IL
4 mi	NNE :	JOLIET, IL
4 mi	WNW :	ELWOOD 8 NW, IL
5 mi	N :	LOCKPORT LOCK AND DAM, IL
5 mi	N :	LOCKPORT POWER HOUSE, IL
7 mi	N :	ROMEOVILLE WFO, IL
12 mi	SW :	CHANNAHON DRESDEN ISLAND, IL
18 mi	WNW :	NEWARK 7 E, IL
19 mi	NE :	LITTLE RED SCHOOL HOUSE, IL
19 mi	SE :	PEOTONE, IL

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

	Total observations	%	NDJFM observations	%
TMAX	8054	44.1%	3386	44.8%
TMIN	8055	44.1%	3388	44.8%
PRCP	17962	98.4%	7461	98.7%
SNOW	14745	80.7%	4393	58.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3386 by year	38.8°F	14.1°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>=61°F	237	0.58	67	16	4.2*	map	table
Extreme low events Days with TMAX<=17°F	230	-0.30	34	53	1.6	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>=61°F	237	-0.26	23	41	1.8*	map	table
Extreme low events Days with TMAX<=17°F	230	0.29	57	34	1.7	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>=61°F	237	57	37	1.5	map	table
Extreme low events Days with TMAX<=17°F	230	8	10	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3388 by year	21.7°F	13.9°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<=-2°F	239	-0.35	39	63	1.6	map	table
Extreme high events Days with TMIN>=39°F	256	0.55	65	14	4.6*	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<=-2°F	239	0.48	64	22	2.9*	map	table
Extreme high events Days with TMIN>=39°F	256	-0.31	19	40	2.1*	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<=-2°F	239	12	11	1.1	map	table
Extreme high events Days with TMIN>=39°F	256	67	32	2.1*	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	7461 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"	2402	0.22"	-0.03	385	410	1.1	map	table
Extreme events Days with PRCP>0.35"	458	0.72"	0.07	87	67	1.3	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"	2402	0.22"	-0.13	340	452	1.3*	map	table
Extreme events Days with PRCP>0.35"	458	0.72"	-0.53	30	114	3.8*	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"	2402	0.22"	363	383	1.1	map	table
Extreme events Days with PRCP>0.35"	458	0.72"	85	79	1.1	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	4393 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"	252	1.82"	-0.25	38	59	1.6	map	table
Extreme events Days with SNOW>3.0"	41	4.96"	-0.25	9	11	1.2	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"	252	1.82"	0.02	47	44	1.1	map	table
Extreme events Days with SNOW>3.0"	41	4.96"	-0.36	4	9	2.2	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"	252	1.82"	8	61	7.6*	map	table
Extreme events Days with SNOW>3.0"	41	4.96"	3	5	1.7	map	table

SNOW under 2 index extremes Help

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