SANDY LAKE DAM LIBBY, MN - HCND station 217460

217460 - SANDY LAKE DAM LIBBY, Minnesota

Latitude
46° 48´N

Longitude
93° 19´W

Elevation
1234 feet

10 nearest HCND stations

34 mi	NNW :	POKEGAMA DAM, MN
38 mi	E :	CLOQUET, MN
39 mi	WSW :	PINE RIVER DAM, MN
53 mi	NW :	LEECH LAKE DAM, MN
56 mi	NW :	WINNIBIGOSHISH DAM, MN
63 mi	WNW :	WALKER AH-GWAH-CHING, MN
63 mi	S :	MORA, MN
79 mi	E :	TWO HARBORS, MN
83 mi	W :	PARK RAPIDS 2S, MN
93 mi	WNW :	ITASCA U OF MN, MN

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

	Total observations	%	NDJFM observations	%
TMAX	17288	94.7%	6963	92.1%
TMIN	17231	94.3%	6932	91.7%
PRCP	15617	85.5%	6013	79.5%
SNOW	14719	80.6%	5702	75.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6963 by year	28.6°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>=49°F	477	0.37	96	36	2.7*	map	table
Extreme low events Days with TMAX<=6°F	471	-0.41	60	122	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>=49°F	477	0.06	63	51	1.2	map	table
Extreme low events Days with TMAX<=6°F	471	-0.29	73	135	1.8*	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>=49°F	477	78	62	1.3	map	table
Extreme low events Days with TMAX<=6°F	471	48	73	1.5*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6932 by year	7.1°F	17.3°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<=-21°F	491	-0.33	69	121	1.8*	map	table
Extreme high events Days with TMIN>=30°F	558	0.26	95	48	2.0*	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<=-21°F	491	-0.23	80	137	1.7*	map	table
Extreme high events Days with TMIN>=30°F	558	-0.10	55	63	1.1	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<=-21°F	491	53	89	1.7*	map	table
Extreme high events Days with TMIN>=30°F	558	91	80	1.1	map	table

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6013 by year	0.04"		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"	1784	0.13"	-0.04	271	301	1.1	map	table
Extreme events Days with PRCP>0.20"	334	0.41"	-0.03	40	47	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"	1784	0.13"	-0.30	196	390	2.0*	map	table
Extreme events Days with PRCP>0.20"	334	0.41"	-0.55	18	82	4.6*	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"	1784	0.13"	258	350	1.4*	map	table
Extreme events Days with PRCP>0.20"	334	0.41"	57	65	1.1	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	5702 by year	0.46"		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"	1463	1.78"	-0.08	236	282	1.2	map	table
Extreme events Days with SNOW>3.0"	239	5.27"	-0.12	31	43	1.4	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"	1463	1.78"	-0.25	186	320	1.7*	map	table
Extreme events Days with SNOW>3.0"	239	5.27"	-0.58	17	66	3.9*	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"	1463	1.78"	207	292	1.4*	map	table
Extreme events Days with SNOW>3.0"	239	5.27"	35	43	1.2	map	table

SNOW under 2 index extremes Help

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