BUFFALO BILL DAM, WY - HCND station 481175

481175 - BUFFALO BILL DAM, Wyoming

Latitude
44° 31´N

Longitude
109° 11´W

Elevation
5156 feet

10 nearest HCND stations

47 mi	N :	RED LODGE 1NW, MT
57 mi	E :	BASIN, WY
60 mi	W :	LAKE YELLOWSTONE, WY
69 mi	SSW :	DUBOIS, WY
69 mi	ESE :	WORLAND, WY
81 mi	WNW :	YELLOWSTONE PARK MAMMOTH, WY
83 mi	WSW :	MORAN 5WNW, WY
89 mi	S :	DIVERSION DAM, WY
90 mi	SSE :	PAVILLION, WY
94 mi	W :	WEST YELLOWSTONE, MT

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

	Total observations	%	NDJFM observations	%
TMAX	16595	90.9%	6768	89.5%
TMIN	16835	92.2%	6758	89.4%
PRCP	15637	85.6%	6358	84.1%
SNOW	11320	62.0%	4348	57.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6768 by year	40.7°F	12.1°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>=57°F	458	0.29	78	34	2.3*	map	table
Extreme low events Days with TMAX<=21°F	464	-0.17	84	120	1.4*	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>=57°F	458	0.58	129	21	6.1*	map	table
Extreme low events Days with TMAX<=21°F	464	-0.89	13	171	13.2*	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>=57°F	458	60	77	1.3	map	table
Extreme low events Days with TMAX<=21°F	464	39	94	2.4*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6758 by year	24.4°F	13.4°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<=0°F	462	-0.12	88	110	1.2	map	table
Extreme high events Days with TMIN>=41°F	525	0.11	76	56	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<=0°F	462	-1.03	10	192	19.2*	map	table
Extreme high events Days with TMIN>=41°F	525	0.59	150	31	4.8*	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<=0°F	462	34	97	2.9*	map	table
Extreme high events Days with TMIN>=41°F	525	53	106	2.0*	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	6358 by year	0.02"		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"	1161	0.09"	-0.18	145	230	1.6*	map	table
Extreme events Days with PRCP>0.14"	218	0.27"	-0.14	22	43	2.0*	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"	1161	0.09"	-0.37	117	269	2.3*	map	table
Extreme events Days with PRCP>0.14"	218	0.27"	-0.36	17	45	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"	1161	0.09"	162	212	1.3*	map	table
Extreme events Days with PRCP>0.14"	218	0.27"	40	39	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	4348 by year	0.24"		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"	601	1.75"	-0.16	79	115	1.5*	map	table
Extreme events Days with SNOW>2.5"	118	4.67"	-0.20	15	29	1.9	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"	601	1.75"	-0.52	53	173	3.3*	map	table
Extreme events Days with SNOW>2.5"	118	4.67"	-0.60	8	33	4.1*	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"	601	1.75"	81	155	1.9*	map	table
Extreme events Days with SNOW>2.5"	118	4.67"	20	32	1.6	map	table

SNOW under 2 index extremes Help

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