1955 04 - 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	176.4	178.4	180.2	180.4	180.6	179.7	178.9	183.1	184.4	182.0	179.5	178.2	179.4	179.1	180.2	185.6	191.6	192.3	193.8	198.1	200.0	200.5	202.4	202.3	199.9	201.7	203.9	204.3	202.9	203.3	-9999.0
34	Hudson Bay	215.3	214.1	217.0	211.1	204.7	206.1	208.7	217.8	223.3	227.6	224.5	221.2	222.6	218.5	217.5	215.7	217.2	215.3	215.8	223.5	226.2	230.4	235.5	238.7	235.3	241.5	251.2	255.2	248.4	251.2	-9999.0
36	Hudson Strait	177.0	174.4	177.9	181.9	148.9	154.2	154.9	146.8	151.9	167.2	158.8	159.4	207.2	194.6	167.0	163.0	194.1	211.4	204.3	199.9	212.8	215.0	196.1	189.9	195.4	211.1	213.3	217.6	210.8	205.6	-9999.0
98	Bering Strait	158.8	154.3	159.8	167.4	176.0	175.2	170.4	168.3	168.9	172.6	168.7	171.3	175.1	180.0	174.9	175.7	193.9	195.0	189.6	186.6	182.3	178.8	173.0	175.4	180.1	181.5	184.0	183.6	190.0	195.2	-9999.0
128	Arctic subocean	112.0	123.0	118.4	106.0	108.0	113.5	113.0	122.6	134.6	139.8	139.1	131.3	126.6	125.0	135.5	136.5	130.5	124.9	143.0	155.8	151.8	147.9	154.5	154.5	146.4	146.0	139.1	141.1	144.4	140.8	-9999.0
130	Chukchi Sea	129.3	125.4	129.3	134.3	140.6	152.4	156.0	153.8	153.3	164.1	171.3	167.3	163.3	167.8	158.1	159.4	192.7	186.1	178.7	183.0	177.5	169.0	165.5	167.3	176.2	175.4	172.5	176.0	184.2	187.4	-9999.0
132	Beaufort Sea	185.9	179.2	173.4	179.7	199.6	202.4	199.5	190.4	188.1	193.6	189.6	186.5	189.1	187.8	187.1	185.7	186.2	199.2	207.1	206.8	206.1	208.1	209.5	210.6	205.7	201.8	202.4	203.0	206.8	209.5	-9999.0
134	Arctic Archipelago	138.6	140.3	135.6	135.6	146.8	156.7	154.0	154.5	152.1	157.7	163.5	160.6	157.5	157.6	163.9	167.3	159.4	157.9	179.2	191.4	193.1	191.0	194.7	207.7	208.7	202.5	194.9	190.4	186.8	192.2	-9999.0
136	Foxe Basin	145.9	142.5	152.1	136.3	129.8	136.7	137.7	141.8	147.7	145.0	145.8	155.1	162.0	151.9	155.8	163.5	175.2	182.3	183.1	191.2	195.1	192.5	199.6	210.1	209.9	204.3	199.4	199.8	199.7	178.8	-9999.0
138	Baffin Bay	140.9	125.6	101.2	99.1	109.2	112.2	116.5	138.9	146.1	138.2	129.2	117.9	115.1	109.7	110.8	121.1	128.6	110.7	124.7	138.1	148.7	134.5	138.3	147.0	143.6	143.0	137.5	139.4	134.0	130.1	-9999.0
139	South Greenland	172.8	164.4	162.3	165.0	170.7	166.2	172.5	174.6	178.3	167.7	162.3	155.1	154.2	151.1	152.4	181.0	183.1	159.9	155.1	166.5	163.3	162.0	157.0	150.2	158.1	173.4	174.6	171.7	166.7	165.6	-9999.0
140	Greenland Sea	126.9	136.4	130.2	117.0	140.5	153.3	149.2	150.8	161.9	157.4	157.8	152.4	131.3	129.1	118.8	138.4	158.2	140.2	111.4	128.9	127.0	111.8	117.8	113.1	115.8	135.3	145.5	148.3	155.4	157.2	-9999.0
142	Norwegian Sea	192.0	201.7	205.7	205.4	213.4	208.7	204.4	204.7	207.9	212.4	217.2	226.4	226.9	221.8	235.2	216.4	212.8	239.5	240.6	216.2	194.5	196.5	197.5	209.6	208.0	204.2	209.5	226.1	228.0	228.6	-9999.0
144	Barents Sea	176.9	175.3	175.9	177.3	179.6	179.0	177.1	179.6	185.3	192.8	204.5	210.2	213.4	219.5	220.5	221.1	218.2	216.3	226.9	236.5	233.8	231.2	251.3	242.2	229.3	238.9	250.2	246.3	240.5	239.8	-9999.0
146	Kara Sea	196.2	200.3	203.7	203.2	194.5	186.0	185.3	195.0	195.2	185.8	181.2	180.5	181.4	182.6	187.1	195.2	202.1	207.7	208.3	212.4	218.7	222.3	226.8	228.6	223.7	222.0	223.9	220.8	212.8	208.7	-9999.0
148	Laptev Sea	150.7	162.0	170.5	167.4	168.0	170.3	169.9	172.3	169.2	160.6	155.7	156.1	158.1	161.1	164.7	170.7	178.9	184.2	188.8	188.6	189.6	190.0	183.3	171.1	163.9	166.2	167.6	172.0	179.7	186.3	-9999.0
150	East Siberian Sea	147.5	164.6	175.0	184.4	182.9	181.2	176.1	179.2	179.6	176.9	173.8	172.7	165.7	153.9	155.8	163.5	171.0	163.6	149.5	148.4	149.6	156.2	164.1	176.0	188.5	181.8	174.3	174.0	179.8	178.1	-9999.0
152	Gulf of Alaska	192.5	197.4	192.9	203.2	205.2	198.5	184.8	184.3	184.9	183.6	185.8	186.9	186.5	200.0	201.3	197.2	217.6	210.3	200.4	204.0	201.6	193.1	184.4	181.3	184.1	185.0	185.1	189.9	204.0	203.8	-9999.0
154	Southeast Bering Sea	179.7	167.1	159.6	186.1	186.4	184.3	169.3	162.5	162.4	165.0	177.7	185.0	202.6	216.8	210.0	224.9	219.2	204.1	206.4	210.0	192.4	180.3	171.3	169.6	172.5	190.9	199.6	215.8	221.4	222.9	-9999.0