2009 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	182.3	182.4	183.3	183.6	183.0	182.1	181.9	180.2	178.9	179.6	180.7	181.8	184.4	186.8	188.8	191.4	195.7	194.6	194.9	197.2	198.3	199.0	201.3	201.5	202.6	202.9	203.1	203.9	204.8	206.5	-9999.0
34	Hudson Bay	201.8	203.0	201.0	197.4	195.7	200.1	206.6	203.0	192.3	191.5	201.8	211.6	216.3	215.3	216.5	219.4	219.4	207.1	205.7	211.2	217.4	214.4	210.0	201.9	200.6	202.0	208.6	204.3	211.5	216.0	-9999.0
36	Hudson Strait	176.7	179.6	187.9	177.1	180.4	185.8	186.1	199.7	202.8	188.4	177.5	174.2	182.6	183.0	169.6	152.9	158.8	163.0	180.5	180.9	186.6	222.4	219.6	205.0	206.1	183.8	185.1	179.9	178.3	196.0	-9999.0
98	Bering Strait	162.1	159.1	160.1	166.7	170.9	171.3	177.9	182.0	180.8	178.4	185.3	189.2	187.0	187.7	186.4	188.8	196.1	198.5	193.4	193.5	188.1	188.0	201.2	203.5	198.3	210.9	218.6	220.6	217.9	214.4	-9999.0
128	Arctic subocean	129.6	124.8	115.0	109.6	108.1	104.9	107.5	115.3	115.7	108.3	111.8	112.3	111.5	111.2	124.8	132.8	136.9	137.1	129.1	144.3	147.9	143.1	152.3	152.2	145.0	137.3	142.5	145.9	146.4	152.0	-9999.0
130	Chukchi Sea	149.8	148.2	151.1	156.7	162.0	161.5	176.2	180.7	169.4	153.3	157.7	172.9	179.1	177.4	170.9	181.0	193.0	182.3	183.9	184.4	184.7	191.8	210.6	201.5	199.8	225.9	215.1	217.5	229.0	227.5	-9999.0
132	Beaufort Sea	178.9	174.2	176.2	178.3	191.9	195.5	189.4	191.9	197.4	204.3	204.6	206.7	207.4	201.4	195.8	195.9	201.9	207.9	204.4	202.5	201.4	192.6	181.8	189.4	198.3	203.1	204.0	209.3	214.9	221.2	-9999.0
134	Arctic Archipelago	153.5	152.1	152.8	148.6	149.7	160.2	153.5	146.8	152.0	163.8	170.6	155.3	153.8	163.1	167.2	169.5	177.8	172.8	162.4	159.1	167.3	164.8	161.2	163.8	163.6	168.8	169.7	195.5	195.9	174.4	-9999.0
136	Foxe Basin	177.1	166.0	171.7	173.1	159.3	144.4	153.2	164.2	166.6	156.2	159.9	172.1	153.3	143.3	141.6	144.4	160.0	180.0	166.9	154.4	160.1	176.9	190.2	184.7	183.1	180.0	173.5	176.0	185.7	184.6	-9999.0
138	Baffin Bay	142.8	139.4	132.1	126.1	118.7	116.7	114.6	115.9	112.0	108.1	118.3	129.0	113.4	95.8	93.6	103.7	109.7	124.0	135.0	146.1	151.6	146.3	149.6	147.9	145.9	145.1	139.9	142.2	152.1	162.6	-9999.0
139	South Greenland	124.8	145.1	150.0	154.5	143.2	135.9	128.8	134.2	142.1	153.8	144.5	139.7	139.5	145.0	163.4	181.7	171.5	176.7	178.3	174.2	160.6	162.9	157.8	161.9	169.9	163.9	159.7	163.4	166.8	168.8	-9999.0
140	Greenland Sea	125.2	132.0	118.0	104.5	99.4	94.8	92.1	105.1	107.7	103.0	96.6	114.0	115.2	103.9	101.7	116.4	113.2	115.8	131.6	147.0	139.4	124.1	121.1	128.6	129.7	127.4	120.7	128.4	143.7	169.3	-9999.0
142	Norwegian Sea	215.9	225.4	222.7	212.6	213.7	216.2	218.2	228.7	232.5	240.7	249.5	239.9	227.2	211.5	206.8	212.6	210.1	203.1	212.6	206.6	222.9	228.2	227.1	239.4	236.3	236.2	231.9	236.9	233.5	242.3	-9999.0
144	Barents Sea	212.6	199.1	179.9	171.1	174.2	178.0	176.2	177.0	183.5	198.2	210.5	222.1	227.6	220.9	206.2	192.0	198.0	203.2	201.9	190.4	188.1	204.1	212.8	207.6	205.7	216.5	219.4	214.8	212.2	199.9	-9999.0
146	Kara Sea	210.9	213.7	219.3	222.9	212.2	201.7	197.8	194.1	193.3	185.3	187.5	192.4	201.4	207.1	208.1	207.5	209.8	206.3	209.5	216.7	217.3	220.2	225.7	228.2	229.3	227.2	220.9	219.0	220.7	226.0	-9999.0
148	Laptev Sea	168.4	167.9	171.9	176.4	187.7	189.3	192.4	183.4	175.9	183.9	170.2	152.5	153.2	164.5	175.1	181.0	190.3	194.4	198.3	199.8	205.9	203.2	209.6	208.2	210.6	212.7	218.8	213.1	200.8	197.7	-9999.0
150	East Siberian Sea	163.8	155.6	151.4	150.7	149.3	155.0	158.1	158.1	163.2	161.7	164.6	169.4	171.0	175.7	183.4	197.2	209.8	198.9	183.2	180.7	178.3	180.9	181.2	188.9	184.2	160.3	163.5	180.5	185.4	185.7	-9999.0
152	Gulf of Alaska	176.2	170.4	181.1	188.8	195.1	196.4	195.7	193.6	192.5	200.5	204.8	202.5	194.1	199.1	204.9	209.5	212.8	209.2	208.2	203.7	201.5	195.5	210.5	210.3	212.7	228.2	230.7	224.5	217.4	216.8	-9999.0
154	Southeast Bering Sea	164.9	186.0	185.5	168.9	173.1	204.8	214.9	196.1	187.4	206.1	201.4	193.1	174.7	196.8	205.9	194.6	197.4	192.3	203.0	208.5	203.2	214.8	228.2	215.4	229.7	246.4	241.8	239.0	234.3	232.2	-9999.0