HARRISBURG, IL - HCND station 113879

113879 - HARRISBURG, Illinois

Latitude
37° 44´N

Longitude
88° 31´W

Elevation
365 feet

10 nearest HCND stations

26 mi	N :	MCLEANSBORO 2ENE, IL
38 mi	ENE :	MOUNT VERNON, IN
41 mi	WNW :	DUQUOIN 4SE, IL
44 mi	WSW :	ANNA 1E, IL
47 mi	NNW :	MT VERNON 3NE, IL
66 mi	NE :	PRINCETON 1W, IN
71 mi	WNW :	SPARTA 3N, IL
71 mi	NNE :	OLNEY 2S, IL
74 mi	E :	OWENSBORO 3W, KY
84 mi	SE :	HOPKINSVILLE, KY

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

	Total observations	%	NDJFM observations	%
TMAX	17435	95.5%	7176	94.9%
TMIN	17296	94.7%	7153	94.6%
PRCP	14645	80.2%	5909	78.1%
SNOW	12006	65.7%	4753	62.8%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7176 by year	50.2°F	13.8°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>=71°F	499	0.22	79	41	1.9*	map	table
Extreme low events Days with TMAX<=30°F	540	-0.42	61	138	2.3*	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>=71°F	499	-0.50	29	105	3.6*	map	table
Extreme low events Days with TMAX<=30°F	540	0.53	173	72	2.4*	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>=71°F	499	75	93	1.2	map	table
Extreme low events Days with TMAX<=30°F	540	67	64	1.0	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7153 by year	30.2°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<=11°F	526	-0.52	60	151	2.5*	map	table
Extreme high events Days with TMIN>=50°F	494	0.19	78	55	1.4*	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<=11°F	526	0.54	168	64	2.6*	map	table
Extreme high events Days with TMIN>=50°F	494	-0.76	9	141	15.7*	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<=11°F	526	53	48	1.1	map	table
Extreme high events Days with TMIN>=50°F	494	75	104	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	5909 by year	0.15"		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"	2178	0.41"	-0.04	331	369	1.1	map	table
Extreme events Days with PRCP>0.69"	435	1.22"	-0.02	59	63	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"	2178	0.41"	-0.22	284	451	1.6*	map	table
Extreme events Days with PRCP>0.69"	435	1.22"	-0.53	32	110	3.4*	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"	2178	0.41"	371	334	1.1	map	table
Extreme events Days with PRCP>0.69"	435	1.22"	72	70	1.0	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	4753 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"	320	2.07"	-0.42	39	86	2.2*	map	table
Extreme events Days with SNOW>3.0"	61	5.17"	-0.54	9	22	2.4	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"	320	2.07"	0.44	78	31	2.5*	map	table
Extreme events Days with SNOW>3.0"	61	5.17"	0.60	17	2	8.5*	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"	320	2.07"	25	53	2.1*	map	table
Extreme events Days with SNOW>3.0"	61	5.17"	4	7	1.8	map	table

SNOW under 2 index extremes Help

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