2000 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	182.5	182.0	180.3	179.8	175.2	169.0	170.6	173.6	176.6	178.6	183.6	188.8	190.7	191.1	193.4	194.4	197.3	197.5	198.2	201.6	205.3	207.4	206.5	206.1	206.6	207.1	205.8	204.4	204.6	204.7	-9999.0
34	Hudson Bay	214.1	208.9	193.6	196.9	200.1	173.0	166.3	173.3	170.8	169.6	165.8	174.4	177.0	171.7	172.2	182.8	198.4	203.8	206.9	214.6	224.0	225.7	230.6	235.4	236.4	235.7	230.6	220.6	222.2	230.4	-9999.0
36	Hudson Strait	206.9	190.7	182.5	182.2	192.3	179.9	170.2	155.6	154.3	186.5	171.2	148.9	158.8	165.4	170.6	167.7	156.9	169.1	198.5	203.0	183.9	190.6	179.7	171.0	184.6	221.4	217.7	188.5	185.0	186.7	-9999.0
98	Bering Strait	176.6	183.9	183.6	174.2	167.6	159.2	161.8	165.1	173.8	171.3	181.6	185.2	190.3	200.7	196.9	182.3	183.2	181.2	186.9	197.8	202.0	195.3	188.8	185.4	184.8	186.4	197.0	208.2	207.5	203.0	-9999.0
128	Arctic subocean	139.2	133.2	129.5	116.9	120.8	124.2	121.4	116.7	123.5	127.9	136.8	142.0	146.4	139.4	131.6	121.4	127.7	135.9	136.4	139.1	139.6	145.2	148.6	157.3	153.7	160.9	161.7	152.1	148.6	157.8	-9999.0
130	Chukchi Sea	161.5	163.5	166.0	163.9	149.4	143.3	154.7	158.0	170.0	165.2	173.6	198.0	208.0	206.5	184.4	186.9	170.1	171.1	160.2	175.4	181.5	179.7	173.5	169.2	167.3	165.2	169.8	182.5	190.2	188.7	-9999.0
132	Beaufort Sea	204.0	188.4	191.8	179.9	154.2	152.0	157.3	165.6	171.4	170.4	171.3	165.0	155.0	165.1	174.1	176.3	177.9	188.8	207.6	213.0	222.1	225.3	218.8	212.2	210.6	212.0	215.0	229.8	227.6	223.7	-9999.0
134	Arctic Archipelago	175.8	165.2	155.1	148.2	138.9	135.7	138.0	136.7	140.9	140.8	141.7	144.3	148.0	142.6	145.2	141.0	141.5	148.9	157.8	161.3	165.4	183.4	192.5	195.7	188.9	185.6	183.6	172.7	173.1	188.1	-9999.0
136	Foxe Basin	189.2	184.5	176.4	171.1	168.9	164.7	163.7	165.6	155.6	144.4	165.8	157.5	146.1	150.3	158.7	171.4	175.5	172.6	171.4	186.6	188.7	190.7	187.5	185.0	187.7	183.6	176.7	175.2	177.6	172.6	-9999.0
138	Baffin Bay	139.8	137.7	142.2	138.3	137.8	130.7	131.0	123.7	122.5	118.6	130.8	163.6	147.8	119.8	117.0	133.8	143.0	144.0	151.0	142.5	137.5	146.1	153.8	154.7	149.1	141.1	139.2	132.2	149.0	147.6	-9999.0
139	South Greenland	155.5	156.7	161.6	161.6	149.1	142.8	160.0	158.1	141.0	143.5	182.0	190.6	177.1	159.9	172.4	172.2	165.2	159.4	156.7	157.5	153.8	153.8	151.1	153.0	155.5	168.7	179.3	186.3	182.0	175.1	-9999.0
140	Greenland Sea	103.0	102.1	109.0	112.7	119.5	113.8	115.0	120.8	111.8	112.2	122.3	152.2	160.4	124.6	106.6	109.3	125.4	133.5	129.6	133.3	126.3	124.6	128.5	125.8	119.5	127.2	139.5	150.4	163.8	171.4	-9999.0
142	Norwegian Sea	183.3	186.9	185.7	189.2	195.6	212.3	216.7	228.9	232.0	219.3	218.1	214.1	211.9	214.8	215.1	213.9	222.5	228.3	225.6	224.7	241.8	234.2	232.9	226.9	222.1	214.6	220.6	233.9	242.3	243.9	-9999.0
144	Barents Sea	195.1	205.3	181.5	188.8	199.6	217.4	220.7	213.2	211.2	226.0	224.9	224.9	225.4	227.2	231.0	223.3	217.0	232.6	239.6	238.0	238.5	244.8	229.4	225.3	230.7	239.6	218.2	210.7	217.2	206.1	-9999.0
146	Kara Sea	191.5	191.9	194.8	193.3	186.3	186.7	189.7	196.2	203.6	201.8	205.3	211.1	217.4	223.6	228.3	230.4	231.3	220.5	212.5	219.2	227.4	226.7	223.2	225.3	223.5	218.3	219.1	219.1	212.1	209.9	-9999.0
148	Laptev Sea	162.6	166.7	168.1	174.1	173.2	160.3	157.2	157.8	165.9	178.3	183.0	185.9	193.5	194.7	195.8	195.4	199.7	202.6	200.9	194.1	193.0	199.6	209.5	211.3	217.0	212.8	201.4	194.5	198.8	200.5	-9999.0
150	East Siberian Sea	157.9	165.5	173.2	175.9	175.3	175.5	185.5	186.9	188.2	185.8	193.4	203.1	200.3	208.3	207.2	206.6	204.1	200.9	193.2	193.8	193.1	190.7	180.8	164.8	167.1	182.9	192.6	188.8	196.8	195.3	-9999.0
152	Gulf of Alaska	196.9	209.9	211.6	205.6	198.0	190.6	192.2	193.6	191.7	186.8	205.3	207.9	203.5	201.8	207.1	199.2	208.1	212.0	212.5	217.3	214.9	205.0	197.2	200.3	203.3	205.6	210.0	216.2	217.7	217.5	-9999.0
154	Southeast Bering Sea	175.2	189.8	198.4	211.2	202.8	188.0	175.8	188.3	202.1	206.1	225.5	224.0	234.6	233.4	225.4	214.1	214.7	200.4	201.7	215.0	216.7	206.4	200.3	189.7	196.0	198.0	199.7	205.7	213.0	217.1	-9999.0