1957 11 - daily  - mean of NCEP mean Daily Clear Sky Downward Longwave Flux at surface, W/m^2.
BasinID	Name	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
0	Pan Arctic	185.5	187.9	185.2	183.2	181.8	177.2	171.8	168.1	167.8	167.1	166.0	165.4	164.7	162.8	163.6	164.5	161.4	159.7	158.1	152.2	151.5	156.7	155.6	153.5	154.3	155.4	156.7	157.4	157.9	158.3	-9999.0
34	Hudson Bay	222.4	215.6	212.2	207.9	212.2	213.0	188.5	176.8	175.5	182.9	193.0	202.1	204.1	205.6	206.2	202.1	196.2	193.5	196.6	187.8	175.0	177.0	185.9	164.0	162.6	171.0	176.9	178.5	163.6	165.0	-9999.0
36	Hudson Strait	203.3	206.6	185.6	189.2	195.8	189.6	181.2	156.6	186.4	183.9	165.0	170.8	187.4	206.7	174.6	166.5	164.2	170.5	187.7	219.8	199.6	176.7	167.0	169.1	166.7	186.9	187.8	174.7	172.4	177.5	-9999.0
98	Bering Strait	183.1	198.1	200.7	204.9	193.0	189.0	189.6	188.1	183.1	180.6	181.4	177.2	172.4	170.4	174.0	179.9	192.7	185.9	185.3	189.7	199.8	187.0	181.1	177.8	168.1	167.3	169.3	160.6	163.4	156.4	-9999.0
128	Arctic subocean	130.4	119.4	116.1	115.6	117.1	115.0	111.0	127.2	135.7	133.2	121.6	122.5	110.1	110.1	108.3	102.6	96.6	93.8	108.1	111.1	117.9	129.6	140.3	133.1	127.0	125.9	121.1	114.8	104.9	95.3	-9999.0
130	Chukchi Sea	162.1	182.6	191.5	188.7	187.4	188.4	179.7	166.2	158.1	159.4	161.2	161.0	161.4	163.3	166.8	167.0	175.0	184.7	194.2	199.5	194.6	187.6	190.3	182.9	166.3	163.9	161.7	141.7	142.2	155.8	-9999.0
132	Beaufort Sea	195.7	213.6	214.9	217.9	214.5	187.4	178.2	176.8	185.2	180.8	175.1	171.6	175.3	176.0	182.2	188.3	192.3	196.9	184.4	177.3	183.7	193.9	161.9	162.1	168.1	151.2	152.8	144.9	160.3	167.8	-9999.0
134	Arctic Archipelago	152.4	150.8	138.8	135.4	135.3	124.9	123.1	120.7	125.5	118.9	119.8	121.2	121.1	123.0	132.4	156.8	167.3	159.1	133.1	120.8	123.6	129.8	119.2	122.3	127.4	133.1	135.5	137.5	131.4	128.3	-9999.0
136	Foxe Basin	156.6	164.5	158.1	143.5	141.6	150.3	137.1	122.8	119.2	129.2	122.6	124.5	117.7	126.7	121.7	124.9	152.5	166.0	167.8	154.7	158.2	142.5	137.6	141.4	162.1	178.4	169.7	161.2	157.5	158.1	-9999.0
138	Baffin Bay	117.5	113.7	102.7	108.1	120.7	110.9	126.2	137.6	137.6	118.0	132.3	123.2	114.8	98.0	94.7	98.8	99.4	101.7	102.0	107.5	133.2	154.7	145.7	129.0	123.0	117.2	103.3	103.3	102.8	101.4	-9999.0
139	South Greenland	137.8	133.4	125.6	126.0	134.6	147.9	169.5	158.0	159.6	174.2	185.2	174.2	175.0	158.0	166.6	168.9	166.1	158.2	142.8	133.5	160.2	168.5	137.5	131.8	127.2	129.8	137.1	145.0	147.0	150.1	-9999.0
140	Greenland Sea	135.7	117.8	110.5	115.6	121.5	115.0	127.3	144.7	139.6	138.5	143.0	131.3	123.6	102.0	96.0	100.1	113.1	132.9	121.7	101.8	107.9	137.2	126.4	117.1	110.4	100.7	95.3	90.1	98.7	95.9	-9999.0
142	Norwegian Sea	235.4	231.1	220.3	242.2	247.6	248.4	227.0	217.1	217.2	215.0	218.1	231.6	230.3	230.1	221.1	220.4	225.4	226.9	245.7	247.8	233.4	227.3	219.9	226.6	210.2	214.2	212.2	197.6	186.7	234.0	-9999.0
144	Barents Sea	214.1	233.1	235.5	223.4	228.3	239.6	245.1	238.0	235.6	217.2	189.0	201.4	189.4	169.7	186.3	187.4	170.3	165.8	172.2	175.2	166.7	179.1	192.9	185.3	184.3	174.3	162.8	166.6	172.5	178.0	-9999.0
146	Kara Sea	206.5	199.7	197.4	198.6	193.4	181.8	167.8	165.9	166.1	170.9	172.6	167.5	164.3	167.2	165.8	158.7	149.7	152.9	151.7	137.1	135.0	144.2	147.7	154.1	162.0	169.2	174.0	177.2	178.3	174.6	-9999.0
148	Laptev Sea	149.5	165.6	165.5	156.9	151.2	151.5	155.1	151.6	141.9	133.2	127.8	130.5	137.4	136.7	134.2	139.3	134.6	122.1	124.6	125.3	115.2	116.7	128.7	131.3	128.6	127.2	131.7	138.0	141.8	147.5	-9999.0
150	East Siberian Sea	158.0	157.8	153.7	150.4	151.1	159.7	164.5	164.8	171.0	168.9	155.2	151.0	151.2	148.5	146.6	145.3	138.6	135.9	135.4	137.2	147.7	156.0	156.2	154.6	149.4	141.3	131.5	131.3	132.8	129.2	-9999.0
152	Gulf of Alaska	238.8	239.7	241.7	236.0	213.9	213.8	218.9	221.2	227.0	226.7	227.9	226.8	213.9	206.1	202.9	219.8	224.1	208.4	217.1	215.5	226.6	208.3	194.0	204.7	209.5	218.4	205.1	201.9	206.1	194.5	-9999.0
154	Southeast Bering Sea	236.9	237.9	238.6	225.9	225.8	233.6	236.7	235.6	219.9	218.7	221.9	220.5	203.7	188.2	187.2	222.5	225.1	223.5	232.4	229.4	219.3	200.3	210.0	208.3	205.2	217.2	205.7	204.6	206.0	188.1	-9999.0