1956 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	181.2	181.3	184.6	186.4	183.6	179.2	173.6	171.4	170.8	171.1	170.2	167.1	161.8	159.2	160.2	161.4	162.4	161.9	163.8	165.4	166.4	167.9	168.0	164.4	162.0	165.2	167.0	165.7	165.1	161.7	-9999.0
34	Hudson Bay	220.8	226.8	239.4	250.9	245.2	231.1	206.2	192.8	183.0	195.7	195.0	178.3	184.3	173.2	163.4	174.2	184.4	184.7	180.4	186.3	176.6	172.2	184.8	200.6	189.4	193.1	190.5	176.7	190.5	191.9	-9999.0
36	Hudson Strait	211.9	204.2	225.4	211.2	225.5	231.7	208.0	201.9	185.5	165.4	152.9	160.0	156.3	157.4	156.4	149.5	171.3	170.3	162.4	168.0	180.6	185.8	179.6	160.0	160.2	161.9	147.4	135.8	140.3	150.9	-9999.0
98	Bering Strait	149.2	155.8	161.5	155.1	149.8	148.1	142.5	149.8	164.7	162.7	153.1	158.4	148.2	137.1	140.5	139.7	140.7	157.4	183.4	180.2	195.0	186.1	177.5	166.5	187.0	184.5	199.3	194.8	175.3	164.3	-9999.0
128	Arctic subocean	144.1	145.7	146.7	144.4	130.5	115.1	112.3	118.6	131.1	135.7	124.5	116.9	132.2	133.2	136.7	127.5	118.6	116.6	106.5	106.9	112.5	108.3	106.3	97.8	112.4	124.1	131.9	130.7	121.9	123.5	-9999.0
130	Chukchi Sea	152.4	143.9	134.4	132.3	134.7	139.3	145.6	146.5	139.7	134.7	131.7	132.0	129.2	122.6	120.6	122.7	125.0	141.4	158.7	162.4	171.2	161.3	151.4	138.4	140.6	142.7	168.7	161.4	132.7	142.5	-9999.0
132	Beaufort Sea	167.7	172.9	206.5	202.1	181.1	173.5	170.1	163.2	178.5	187.6	170.2	175.2	159.4	152.6	166.5	173.7	169.5	159.0	175.2	180.8	189.0	209.2	217.9	203.3	214.8	218.4	214.9	230.9	221.3	204.3	-9999.0
134	Arctic Archipelago	165.0	169.1	178.6	176.7	155.9	149.2	143.9	131.2	124.5	123.0	123.5	121.3	122.5	128.6	131.1	132.1	126.3	126.6	130.1	127.0	124.5	139.4	138.4	138.6	127.1	143.7	151.0	168.2	158.6	149.3	-9999.0
136	Foxe Basin	173.0	175.7	189.2	191.6	177.0	160.1	151.5	143.4	137.0	132.9	134.4	132.3	126.6	128.1	127.8	126.9	143.8	131.7	130.9	128.8	135.3	138.8	136.8	127.3	132.0	127.6	132.0	128.2	126.7	126.5	-9999.0
138	Baffin Bay	174.6	154.8	138.6	129.5	129.0	120.6	117.0	122.9	127.7	111.4	109.3	134.4	131.2	115.1	106.1	100.2	107.7	95.7	91.2	86.9	87.9	91.7	93.4	94.0	98.2	102.1	111.1	109.8	116.3	118.5	-9999.0
139	South Greenland	200.2	184.8	162.8	161.3	156.0	163.0	171.1	172.1	160.5	145.2	159.4	158.2	134.1	143.5	147.4	166.0	160.2	138.8	121.7	119.3	123.6	122.1	140.7	132.3	117.0	118.2	124.3	128.7	149.2	128.6	-9999.0
140	Greenland Sea	173.4	157.1	124.1	109.1	106.1	105.5	124.9	141.7	155.5	144.8	125.8	134.0	139.4	131.0	129.7	118.4	136.9	122.4	111.5	115.0	112.7	116.4	91.4	95.9	105.2	119.1	126.0	121.4	117.9	127.5	-9999.0
142	Norwegian Sea	227.6	221.7	226.4	218.9	198.0	203.9	221.4	237.2	234.6	229.1	218.0	217.8	225.9	223.1	218.5	221.4	219.4	215.3	236.2	226.4	220.5	219.9	217.0	220.4	217.0	199.6	188.1	186.3	188.5	192.6	-9999.0
144	Barents Sea	185.9	186.7	182.8	181.1	184.6	188.1	186.9	186.1	188.9	189.3	191.4	186.6	178.1	171.7	175.7	188.8	189.3	185.6	189.6	196.5	204.7	208.9	190.7	176.2	163.7	158.2	171.3	193.7	198.5	191.5	-9999.0
146	Kara Sea	181.5	183.4	191.0	198.6	196.5	185.4	179.5	183.1	183.6	189.2	196.5	194.9	188.4	185.6	184.9	179.7	176.9	180.1	181.6	180.0	178.5	179.0	178.3	174.0	167.9	168.8	166.1	164.1	165.4	167.3	-9999.0
148	Laptev Sea	171.2	162.0	152.5	159.8	174.7	179.8	174.3	165.7	160.5	155.4	154.9	143.7	136.4	142.9	150.1	151.3	151.3	149.1	148.1	150.4	152.5	152.0	150.2	142.0	142.0	149.3	149.1	144.0	138.8	132.1	-9999.0
150	East Siberian Sea	164.0	178.4	169.3	154.9	147.4	157.4	169.7	169.2	160.8	152.9	140.8	137.5	135.8	138.7	139.5	134.4	131.0	127.1	128.9	134.8	133.0	133.0	131.7	129.1	125.2	130.8	134.5	121.8	120.0	128.4	-9999.0
152	Gulf of Alaska	173.2	194.1	185.8	171.8	179.1	176.0	171.6	186.2	207.4	184.9	181.2	187.0	173.0	182.5	184.1	165.3	162.1	198.2	217.9	222.1	236.2	221.1	210.4	220.3	233.2	224.5	241.1	237.3	224.0	190.0	-9999.0
154	Southeast Bering Sea	153.9	158.6	157.5	157.0	152.7	149.9	152.1	148.3	149.8	140.9	142.2	151.2	167.5	155.3	137.0	131.9	158.2	220.0	211.7	219.3	214.8	206.6	182.5	192.0	202.2	214.2	231.4	201.9	157.8	157.0	-9999.0