1977 10 - 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	213.2	208.8	207.9	206.2	206.1	203.2	199.5	199.1	200.6	199.9	198.3	197.4	195.0	193.0	196.6	197.6	196.8	195.5	189.9	185.5	183.5	186.2	187.0	184.4	185.7	186.4	186.4	185.2	184.1	182.1	180.2
34	Hudson Bay	248.2	249.6	249.0	237.0	229.4	221.0	222.4	229.0	230.1	222.7	218.7	226.7	236.5	228.5	220.4	234.0	237.9	237.2	237.4	232.7	221.7	217.6	235.2	245.4	250.4	241.9	228.4	228.7	240.4	253.6	250.5
36	Hudson Strait	226.0	234.6	229.4	226.0	223.6	215.6	203.1	214.5	215.4	228.9	212.8	212.9	207.6	208.5	224.6	209.0	196.2	204.1	213.2	220.6	205.8	194.4	183.9	201.5	214.6	240.5	225.1	210.8	204.5	197.2	232.4
98	Bering Strait	216.3	211.8	209.8	210.7	206.4	197.4	199.8	197.6	204.8	205.9	210.1	204.1	192.0	192.4	197.2	187.8	190.5	189.0	175.1	174.8	192.3	198.2	191.3	187.9	184.3	186.6	189.4	188.1	178.6	173.1	168.2
128	Arctic subocean	171.1	162.7	162.0	170.2	167.5	160.5	150.0	141.5	136.0	143.1	139.1	147.8	149.4	149.1	147.1	146.2	147.7	151.8	144.6	143.5	141.4	133.0	132.4	138.3	133.9	126.4	131.2	136.1	134.9	135.7	139.4
130	Chukchi Sea	236.5	229.2	224.9	217.1	218.8	207.4	209.6	209.1	210.8	226.7	220.0	207.9	190.4	182.9	177.3	175.7	175.7	181.7	179.9	181.2	191.0	196.9	193.2	192.3	190.2	188.7	179.7	181.3	173.1	163.4	158.0
132	Beaufort Sea	236.8	224.6	214.3	206.0	204.1	208.5	210.4	208.2	201.0	201.9	210.4	219.2	203.7	199.2	227.0	227.9	220.1	220.5	210.1	192.2	195.4	224.1	234.4	215.6	204.0	205.8	212.3	220.2	220.8	212.5	201.9
134	Arctic Archipelago	217.9	198.5	193.7	196.8	205.3	199.6	187.7	174.0	167.8	161.8	156.1	157.8	162.8	163.3	166.0	176.4	174.3	167.1	154.9	156.1	155.7	160.6	178.6	177.0	175.9	168.0	170.5	177.8	194.3	188.4	172.2
136	Foxe Basin	207.9	213.5	200.1	204.1	201.3	198.3	197.2	196.9	195.9	189.5	178.1	192.1	197.1	185.0	186.6	179.3	176.2	192.8	200.9	185.4	170.7	161.9	161.3	164.9	177.0	189.9	198.5	195.5	196.6	212.2	201.0
138	Baffin Bay	154.6	151.7	155.1	149.8	148.7	150.7	151.5	155.2	156.3	157.5	151.5	150.2	144.0	145.9	155.9	158.4	156.7	151.0	138.8	148.7	147.2	144.5	134.5	130.2	127.4	122.0	121.3	117.7	117.4	117.4	119.8
139	South Greenland	166.2	161.7	156.9	154.0	162.1	175.9	172.2	174.5	166.6	155.2	149.6	147.0	151.4	163.4	170.7	169.7	172.1	174.3	164.2	155.9	152.6	148.6	138.9	133.8	129.8	129.7	146.2	136.5	138.2	135.7	137.6
140	Greenland Sea	153.0	136.1	122.2	130.9	128.6	130.7	127.6	132.3	136.7	138.2	135.6	136.7	127.5	120.7	124.2	135.8	133.0	137.2	126.7	136.4	136.7	127.4	140.5	135.0	124.9	122.9	124.5	131.4	128.9	127.6	133.1
142	Norwegian Sea	231.5	219.3	208.8	214.2	225.7	222.1	213.6	231.0	249.4	247.7	238.0	234.9	230.3	234.1	240.8	244.0	253.6	249.0	239.7	263.5	269.9	261.4	261.4	255.1	255.1	246.9	243.4	241.5	232.0	249.0	258.4
144	Barents Sea	227.0	232.8	232.3	221.1	212.1	216.1	217.8	214.5	213.0	221.8	222.7	223.1	206.3	199.0	191.7	191.2	188.6	192.9	185.9	187.0	206.9	225.5	212.6	207.3	227.1	219.3	209.4	204.3	208.6	208.2	206.1
146	Kara Sea	213.7	210.8	220.5	227.3	228.2	218.0	212.1	216.7	224.0	222.2	214.7	205.0	202.9	204.5	209.2	207.8	206.4	201.8	195.5	186.4	184.9	192.7	188.1	178.4	183.1	188.6	189.9	181.5	177.7	181.7	184.6
148	Laptev Sea	200.0	193.2	183.0	178.8	187.3	192.9	181.4	170.9	167.5	167.6	172.7	178.9	178.9	173.9	174.3	174.7	174.8	179.7	180.5	175.7	163.5	148.7	151.3	157.8	157.3	159.8	164.7	174.1	158.3	136.3	132.9
150	East Siberian Sea	192.4	183.0	181.9	181.4	180.0	172.6	171.0	168.4	175.7	187.2	193.1	181.7	182.4	180.7	182.1	180.3	180.8	166.5	157.9	155.7	151.6	151.9	147.6	145.5	145.2	142.1	140.9	140.4	146.8	144.5	138.7
152	Gulf of Alaska	220.9	223.3	224.8	230.1	223.6	223.7	234.4	229.1	229.0	236.9	242.8	232.2	226.4	230.8	239.1	223.0	224.0	200.2	183.7	216.8	226.2	232.9	212.9	214.0	207.8	221.9	227.9	218.6	216.6	209.5	199.1
154	Southeast Bering Sea	224.2	235.8	251.6	239.9	220.6	239.5	233.2	218.4	245.3	230.7	236.9	232.4	224.1	214.0	191.9	179.9	177.3	182.4	191.3	203.1	210.1	217.1	208.5	204.0	196.3	219.3	210.0	186.5	184.7	187.3	177.5