2008 04 - daily  - mean of NCEP mean Daily Downward Longwave Radiation 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	209.7	210.3	207.5	204.5	202.2	203.2	203.6	203.5	205.6	208.1	210.8	207.6	205.8	208.7	208.5	209.1	211.3	214.2	215.2	215.0	219.4	223.2	222.9	223.2	224.8	230.1	231.3	229.4	229.7	232.6	-9999.0
34	Hudson Bay	197.2	203.6	215.9	212.8	211.6	208.5	222.9	228.4	228.7	234.2	235.5	221.5	226.8	252.2	262.2	250.3	233.2	237.9	237.7	235.8	245.3	246.8	236.7	235.1	231.5	241.1	230.9	219.3	226.4	235.5	-9999.0
36	Hudson Strait	231.6	234.1	230.3	226.9	208.6	227.7	221.6	235.0	250.5	222.4	197.0	204.2	195.6	202.3	202.2	267.5	261.7	210.8	196.7	206.2	198.8	175.7	183.0	209.5	217.8	245.8	271.5	254.8	271.0	278.2	-9999.0
98	Bering Strait	255.7	245.8	248.6	250.0	220.7	210.6	206.7	210.8	200.7	209.5	215.6	211.6	215.7	215.7	199.2	201.8	206.3	216.0	241.7	248.6	247.7	254.7	229.7	212.0	226.0	221.9	252.6	238.3	238.9	246.4	-9999.0
128	Arctic subocean	134.1	141.4	156.9	154.6	149.0	157.7	156.5	148.8	154.9	143.3	138.8	137.5	126.1	132.6	140.7	147.0	148.2	162.0	161.8	161.8	171.6	165.1	181.0	175.2	163.8	147.7	171.4	171.0	156.3	169.9	-9999.0
130	Chukchi Sea	263.0	240.4	214.4	256.5	229.0	197.2	181.4	184.8	185.8	184.8	195.3	193.2	201.5	198.0	171.5	192.2	193.4	253.0	249.0	240.7	259.4	256.1	261.5	248.0	206.7	198.6	193.0	197.1	200.4	192.1	-9999.0
132	Beaufort Sea	210.6	227.6	217.1	217.7	211.8	206.7	220.3	230.5	222.7	221.0	217.2	237.5	254.2	228.2	223.8	224.6	224.1	192.8	187.5	200.2	217.6	218.5	201.4	191.8	197.0	211.7	243.8	263.3	260.4	259.2	-9999.0
134	Arctic Archipelago	147.2	156.0	156.1	154.9	168.8	172.0	177.1	189.0	207.2	217.8	225.1	198.8	185.3	211.5	211.1	195.8	187.9	176.9	167.8	170.1	190.3	196.3	191.6	195.6	190.0	186.1	178.1	192.4	202.1	193.7	-9999.0
136	Foxe Basin	194.5	179.4	173.7	191.1	231.8	230.7	178.2	182.7	185.7	213.3	215.7	223.1	177.4	165.4	217.9	200.9	209.8	191.0	178.3	190.0	160.7	162.6	216.1	233.9	223.2	194.1	184.2	225.4	245.6	211.2	-9999.0
138	Baffin Bay	135.2	140.5	155.2	154.6	156.1	214.4	185.5	172.7	157.4	136.7	135.2	139.8	140.6	153.2	139.9	137.3	167.4	205.0	185.0	156.7	167.9	171.2	145.6	137.7	151.9	173.0	174.9	172.6	187.0	206.1	-9999.0
139	South Greenland	144.3	155.9	157.7	161.9	212.3	235.3	186.1	160.5	148.8	155.3	149.5	145.5	150.7	174.4	200.7	223.7	228.5	213.4	207.4	208.3	200.0	202.0	181.0	180.1	179.0	206.0	183.0	186.2	208.7	225.8	-9999.0
140	Greenland Sea	105.9	113.1	120.5	138.8	129.8	186.3	169.7	135.1	156.4	147.9	129.6	119.7	107.7	121.7	117.0	126.5	149.1	182.4	168.5	150.3	150.7	152.2	144.5	148.7	155.7	142.0	136.2	151.6	153.9	163.0	-9999.0
142	Norwegian Sea	268.8	252.8	254.3	265.6	253.4	230.3	248.0	234.2	243.8	248.1	237.6	248.5	249.5	261.3	237.6	230.2	251.5	254.9	236.6	247.3	238.5	237.3	246.0	238.4	235.4	263.0	268.3	279.2	283.6	270.2	-9999.0
144	Barents Sea	248.3	231.3	222.3	201.7	219.6	235.4	225.4	236.8	250.2	236.7	233.8	216.5	193.1	204.9	207.3	221.3	238.2	257.5	262.8	231.6	227.0	239.8	235.3	235.3	221.4	225.5	238.9	242.3	237.2	263.2	-9999.0
146	Kara Sea	233.7	229.7	217.8	209.1	208.9	198.7	207.8	209.8	213.7	222.2	228.4	225.6	225.5	218.4	209.6	206.5	212.0	220.2	224.6	232.3	239.1	247.1	259.7	269.1	268.5	261.7	247.5	247.0	240.1	237.6	-9999.0
148	Laptev Sea	213.9	212.6	213.1	207.9	186.8	187.7	193.1	181.9	182.9	188.5	204.8	207.0	193.1	183.1	185.8	201.4	208.9	208.4	212.5	205.2	194.9	200.7	211.0	206.6	217.5	234.3	239.2	228.2	227.0	218.4	-9999.0
150	East Siberian Sea	182.9	192.4	177.1	185.0	190.9	199.0	181.5	182.9	191.4	187.4	180.3	166.7	159.9	182.4	203.2	172.1	161.4	182.1	177.7	180.5	193.1	189.4	200.0	199.3	206.5	222.7	237.0	226.4	220.2	237.9	-9999.0
152	Gulf of Alaska	276.2	271.7	268.5	256.3	245.2	239.0	221.6	216.5	232.6	217.2	218.2	221.5	235.7	257.0	247.6	241.9	201.8	205.4	223.1	232.9	235.3	229.0	224.4	217.7	238.8	254.6	284.0	249.0	239.6	247.1	-9999.0
154	Southeast Bering Sea	282.4	246.5	273.1	278.3	212.9	175.0	176.1	198.7	192.2	175.0	171.7	202.1	253.8	252.0	210.3	183.8	244.3	231.9	266.5	248.0	271.9	254.2	233.9	242.8	227.8	192.5	230.4	232.2	228.3	226.2	-9999.0