1957 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	228.2	222.0	216.7	214.7	210.8	205.9	205.7	206.3	205.5	204.1	201.4	200.3	200.1	202.3	203.3	203.5	203.2	204.0	201.5	195.7	191.5	192.3	188.3	185.7	188.2	191.0	190.7	191.3	192.0	190.4	187.2
34	Hudson Bay	268.4	273.9	273.4	269.7	255.7	243.6	236.0	236.5	230.7	227.6	235.5	242.6	254.9	273.4	273.4	255.2	236.9	229.7	225.2	218.4	214.8	202.8	193.6	191.3	202.0	217.6	225.7	219.8	214.4	223.5	225.9
36	Hudson Strait	250.1	241.9	244.0	251.3	250.8	247.9	223.7	201.4	217.9	209.0	211.7	209.3	194.7	197.2	217.9	255.8	264.9	229.4	211.1	194.2	190.3	191.8	186.7	193.3	179.4	186.7	207.9	208.8	182.2	173.5	195.5
98	Bering Strait	206.5	213.0	211.5	215.9	226.7	231.3	227.2	219.8	210.3	202.3	200.9	202.5	189.6	182.9	193.7	204.5	208.9	211.3	224.2	219.0	212.1	231.9	221.0	205.2	193.4	186.8	193.5	204.8	207.9	198.6	177.4
128	Arctic subocean	156.1	169.0	168.7	156.0	143.4	150.8	155.4	166.2	166.0	163.4	152.6	153.5	154.8	154.5	141.0	138.1	145.9	147.6	138.9	142.8	151.6	158.8	138.8	131.2	127.0	122.4	114.2	123.4	136.3	144.2	138.6
130	Chukchi Sea	222.2	222.9	232.9	230.5	252.6	243.6	232.4	235.0	211.0	196.6	189.6	184.0	176.8	173.7	177.5	188.6	198.9	192.7	201.4	227.7	229.3	238.2	229.4	214.1	194.2	176.9	176.4	182.2	187.6	171.8	158.4
132	Beaufort Sea	256.2	218.3	199.2	197.9	203.8	212.5	218.0	222.7	228.1	228.1	230.0	241.2	247.0	231.8	209.5	211.1	222.7	228.1	221.2	212.1	183.6	184.4	196.5	209.6	225.9	228.4	219.2	218.4	227.3	219.0	206.7
134	Arctic Archipelago	201.7	193.3	175.0	170.5	167.8	171.8	188.8	200.9	201.5	203.4	183.9	178.4	194.2	203.5	196.4	180.6	163.5	160.8	152.1	151.3	162.1	183.9	187.4	194.8	207.7	192.6	164.6	143.2	150.1	153.4	157.4
136	Foxe Basin	210.9	214.6	213.1	217.4	182.5	170.7	167.7	180.3	192.3	190.2	191.3	192.2	185.0	182.3	197.5	224.3	206.0	166.2	164.4	169.2	175.7	175.4	183.2	175.6	179.7	196.0	178.5	165.0	160.7	162.5	159.5
138	Baffin Bay	162.1	166.8	179.9	155.7	142.8	137.9	143.6	153.3	151.2	142.6	134.3	135.3	133.4	132.1	135.7	140.1	151.4	150.0	128.2	120.4	128.3	135.4	121.4	115.8	115.8	115.0	109.7	108.3	114.6	124.9	125.1
139	South Greenland	188.0	193.5	195.3	186.5	174.2	161.5	175.3	171.1	159.5	157.1	156.7	149.1	150.2	169.1	173.8	164.7	158.9	169.2	153.5	148.2	156.8	150.7	133.7	130.5	136.5	130.4	130.7	136.7	145.5	156.2	149.0
140	Greenland Sea	143.5	148.6	162.2	156.2	141.4	147.5	162.8	168.3	169.1	162.6	151.3	141.2	139.0	131.5	134.0	122.9	125.7	134.7	129.5	128.4	126.8	119.1	113.3	102.3	105.1	111.5	110.9	133.4	139.2	140.0	143.6
142	Norwegian Sea	239.3	250.3	228.0	225.6	233.2	239.7	248.8	255.4	264.0	264.4	245.3	241.2	247.8	231.8	234.0	253.7	248.9	240.0	235.9	226.3	224.8	223.5	226.4	234.3	236.6	243.5	247.4	230.5	231.5	221.8	230.1
144	Barents Sea	237.0	237.8	234.8	239.1	238.1	234.2	224.0	207.5	203.8	212.3	225.7	235.6	235.4	235.3	231.4	217.7	216.2	227.6	232.8	235.0	220.3	214.5	230.3	234.5	235.5	230.5	223.2	223.2	236.9	239.3	227.0
146	Kara Sea	240.7	225.9	225.0	228.9	222.5	215.6	214.7	216.1	215.5	214.6	207.5	201.6	198.2	200.2	209.1	219.9	220.3	216.4	208.9	204.0	208.4	211.4	201.2	195.6	200.2	209.4	212.6	210.3	199.1	191.4	200.0
148	Laptev Sea	210.2	201.7	184.5	179.4	184.6	177.0	178.0	178.5	183.4	184.3	179.6	175.1	169.6	168.4	165.5	167.0	176.5	185.1	192.8	184.1	167.5	169.0	172.7	169.3	160.8	158.7	157.0	165.0	178.0	177.9	157.9
150	East Siberian Sea	226.7	237.8	228.0	209.9	193.6	182.9	177.8	185.1	186.2	187.3	181.9	176.9	173.1	169.3	161.9	157.8	159.1	173.1	188.8	174.0	168.6	164.4	158.7	156.0	153.0	149.0	148.0	152.6	155.4	152.9	153.6
152	Gulf of Alaska	203.1	206.1	208.4	211.5	223.6	229.6	236.7	235.7	234.0	231.7	236.2	231.7	220.2	220.6	242.3	242.6	242.7	252.4	248.6	240.2	250.0	247.2	228.8	217.1	223.9	227.8	232.0	245.1	241.0	230.6	221.1
154	Southeast Bering Sea	216.1	242.5	237.8	253.2	276.0	265.8	257.0	250.8	242.9	221.2	206.3	197.0	202.7	229.4	247.8	245.3	233.3	243.9	252.0	253.1	255.4	260.0	254.8	233.9	218.7	215.6	222.5	243.6	246.0	237.3	220.8