THUNDER BAY A, ON - Canadian station 6048261

6048261 - THUNDER BAY A, Ontario

Latitude
48° 22´N

Longitude
89° 19´W

Elevation
199 meters

10 nearest Canadian stations

112 km	NE :	CAMERON FALLS, ON
112 km	NE :	Cameron Falls (Aut), ON
170 km	ENE :	TERRACE BAY, ON
174 km	WNW :	ATIKOKAN MARMION, ON
210 km	N :	ARMSTRONG JELLIEN, ON
234 km	NE :	GERALDTON A, ON
247 km	W :	Mine Centre, ON
270 km	NW :	SIOUX LOOKOUT A, ON
300 km	WNW :	DRYDEN, ON
303 km	W :	FORT FRANCES, ON

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

	Total observations	%	NDJFM observations	%
TMAX	18224	99.8%	7536	99.6%
TMIN	18235	99.8%	7544	99.7%
TEMP	18220	99.8%	7535	99.6%
PRCP	16710	91.5%	6897	91.2%
SNOW	16710	91.5%	6897	91.2%
RAIN	16710	91.5%	6897	91.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7536 by year	-3.8°C	7.5°C		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>=6.1°C	559	0.36	107	37	2.9*	map	table
Extreme low events Days with TMAX<=-16.1°C	538	-0.33	63	119	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>=6.1°C	559	-0.04	59	67	1.1	map	table
Extreme low events Days with TMAX<=-16.1°C	538	-0.24	84	146	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>=6.1°C	559	97	68	1.4*	map	table
Extreme low events Days with TMAX<=-16.1°C	538	52	79	1.5*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7544 by year	-14.5°C	9.3°C		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<=-28.6°C	508	-0.07	94	91	1.0	map	table
Extreme high events Days with TMIN>=-1.1°C	549	0.19	85	53	1.6*	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<=-28.6°C	508	-0.38	62	147	2.4*	map	table
Extreme high events Days with TMIN>=-1.1°C	549	-0.15	52	70	1.3	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<=-28.6°C	508	32	85	2.7*	map	table
Extreme high events Days with TMIN>=-1.1°C	549	108	78	1.4	map	table

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TEMP Help top of page

TEMP	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7535 by year	-9.2°C	8.0°C		overall	NAM	PNA	CTI

TEMP 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 TEMP<=-22.0°C	514	-0.22	77	102	1.3	map	table
Extreme high events Days with TEMP>=2.0°C	536	0.28	93	41	2.3*	map	table

TEMP 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 TEMP<=-22.0°C	514	-0.28	77	143	1.9*	map	table
Extreme high events Days with TEMP>=2.0°C	536	-0.10	51	63	1.2	map	table

TEMP 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 TEMP<=-22.0°C	514	41	70	1.7*	map	table
Extreme high events Days with TEMP>=2.0°C	536	89	69	1.3	map	table

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PRCP (liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6897 by year	1.6 mm		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>0.0 mm	4565	2.5 mm	-0.03	746	789	1.1	map	table
Extreme events Days with PRCP>3.5 mm	911	9.5 mm	0.01	142	136	1.0	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>0.0 mm	4565	2.5 mm	-0.08	705	835	1.2*	map	table
Extreme events Days with PRCP>3.5 mm	911	9.5 mm	-0.48	66	235	3.6*	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>0.0 mm	4565	2.5 mm	694	819	1.2*	map	table
Extreme events Days with PRCP>3.5 mm	911	9.5 mm	134	221	1.6*	map	table

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SNOW (liquid water equivalent) Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6897 by year	1.3 mm		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 mm	4281	2.0 mm	-0.05	699	759	1.1*	map	table
Extreme events Days with SNOW>2.8 mm	855	7.8 mm	0.01	150	141	1.1	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 mm	4281	2.0 mm	-0.07	687	794	1.2*	map	table
Extreme events Days with SNOW>2.8 mm	855	7.8 mm	-0.45	76	227	3.0*	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 mm	4281	2.0 mm	651	779	1.2*	map	table
Extreme events Days with SNOW>2.8 mm	855	7.8 mm	121	209	1.7*	map	table

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RAIN Help top of page

RAIN	observations	mean		Distribution	during extreme days of
NDJFM	6897 by year	0.4 mm		overall	NAM	PNA	CTI

RAIN 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 RAIN>0.0 mm	863	3.0 mm	0.12	129	104	1.2	map	table
Extreme events Days with RAIN>4.0 mm	171	12.2 mm	0.12	21	14	1.5	map	table

RAIN 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 RAIN>0.0 mm	863	3.0 mm	-0.26	80	157	2.0*	map	table
Extreme events Days with RAIN>4.0 mm	171	12.2 mm	-0.41	8	31	3.9*	map	table

RAIN 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 RAIN>0.0 mm	863	3.0 mm	159	146	1.1	map	table
Extreme events Days with RAIN>4.0 mm	171	12.2 mm	27	32	1.2	map	table

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