2002 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	191.2	189.7	187.6	184.4	189.0	196.4	196.2	196.8	197.5	198.4	207.7	210.6	213.9	213.1	211.2	208.9	211.0	211.2	210.0	208.5	213.5	214.7	217.7	219.1	218.3	217.7	222.1	225.1	226.0	224.3	-9999.0
34	Hudson Bay	223.8	210.9	199.7	189.9	184.1	202.5	216.3	213.3	209.9	206.5	224.6	238.9	249.4	257.0	247.6	244.3	251.6	237.7	219.5	204.9	223.3	232.0	242.0	232.2	220.8	211.4	210.9	232.0	244.8	238.0	-9999.0
36	Hudson Strait	219.0	205.3	174.6	185.8	166.7	153.1	165.4	172.7	196.4	209.8	173.5	204.8	213.7	192.9	257.0	188.4	163.6	204.6	243.2	249.2	214.7	197.0	193.7	199.3	232.4	229.5	234.7	235.1	215.9	222.8	-9999.0
98	Bering Strait	173.7	193.6	190.0	184.3	187.9	193.4	182.6	190.0	201.2	182.1	198.5	203.3	217.9	220.9	204.9	183.2	205.0	218.9	224.3	231.6	220.0	203.6	197.2	207.1	219.9	263.0	260.1	243.4	270.4	263.9	-9999.0
128	Arctic subocean	119.9	134.2	149.7	123.0	149.9	150.0	131.8	134.1	131.9	137.2	128.9	114.9	118.6	122.6	146.9	147.8	136.6	136.5	147.0	144.5	139.6	134.6	138.1	144.1	151.4	150.2	151.2	161.2	195.9	176.7	-9999.0
130	Chukchi Sea	208.9	234.1	216.2	219.3	208.5	207.6	209.5	215.4	177.8	181.4	182.5	240.8	255.4	210.9	183.7	158.1	192.4	188.3	163.4	187.2	184.5	189.8	190.7	224.2	238.5	278.7	249.9	220.7	240.7	245.8	-9999.0
132	Beaufort Sea	185.7	168.8	185.8	182.3	192.4	203.0	192.8	181.5	174.4	198.3	215.7	216.5	225.1	214.1	230.6	220.4	208.5	203.9	228.0	239.3	246.9	236.2	208.4	195.6	207.3	213.9	246.7	251.1	241.0	232.8	-9999.0
134	Arctic Archipelago	159.7	160.8	170.2	164.6	171.4	182.2	179.7	166.4	146.7	147.1	151.5	157.1	166.0	159.9	163.1	192.4	182.8	170.9	184.8	210.0	185.5	177.6	170.7	164.0	168.0	179.3	207.2	224.2	216.2	195.9	-9999.0
136	Foxe Basin	180.5	142.3	144.7	167.4	171.5	165.6	177.7	179.3	186.0	187.2	183.3	176.5	163.1	158.2	194.8	168.7	162.7	188.8	179.1	160.8	193.9	181.6	218.1	214.7	184.5	199.8	246.8	242.1	198.0	202.2	-9999.0
138	Baffin Bay	108.8	96.0	107.9	110.5	117.1	123.7	129.4	117.7	117.4	113.8	106.4	123.1	126.7	125.8	116.1	112.4	132.4	146.6	136.1	118.3	124.4	125.9	120.4	117.1	118.2	122.3	142.0	180.5	180.6	157.5	-9999.0
139	South Greenland	146.0	145.5	154.8	143.1	153.7	198.9	172.0	147.9	154.6	143.3	159.9	172.4	162.3	149.3	151.2	177.4	196.3	205.9	199.1	187.9	192.1	182.1	175.4	163.3	163.5	158.2	145.0	154.0	142.9	161.7	-9999.0
140	Greenland Sea	141.2	159.2	141.9	119.1	105.6	118.9	157.4	150.3	130.8	128.6	113.9	111.8	131.2	164.4	121.5	117.7	138.8	152.5	150.7	128.5	119.5	116.1	128.1	135.5	127.8	111.4	111.1	123.6	146.3	144.7	-9999.0
142	Norwegian Sea	237.5	261.7	276.5	251.9	249.3	258.5	237.3	239.1	253.6	284.7	264.8	258.2	238.5	233.1	247.1	238.9	226.0	242.6	239.9	257.0	274.9	304.7	283.0	290.7	276.7	252.3	262.0	270.1	256.7	258.1	-9999.0
144	Barents Sea	174.1	180.1	188.8	195.7	222.1	218.7	224.1	219.8	210.9	220.6	258.0	240.4	252.3	252.7	250.4	247.1	229.3	231.1	239.2	253.1	254.7	258.9	261.4	262.6	250.6	245.3	251.5	256.7	263.8	266.7	-9999.0
146	Kara Sea	212.2	202.0	191.1	191.9	195.3	198.9	203.7	215.0	216.7	215.1	221.5	226.6	227.8	228.4	224.7	226.7	228.0	224.0	215.1	208.9	219.5	233.4	240.1	247.9	243.1	243.2	240.5	227.4	225.2	232.0	-9999.0
148	Laptev Sea	186.5	191.9	192.7	192.9	197.6	202.1	198.7	205.1	214.5	214.4	211.9	204.1	199.4	205.0	211.0	210.3	209.8	211.6	210.8	207.7	212.0	206.2	216.9	227.1	230.8	207.1	218.8	227.5	210.9	207.2	-9999.0
150	East Siberian Sea	195.9	233.8	236.6	223.1	236.9	225.5	199.9	195.4	198.3	215.6	249.0	231.0	214.9	193.8	171.1	164.2	152.8	157.9	166.0	178.6	195.1	205.0	230.9	230.3	222.2	227.1	209.7	206.8	234.0	230.5	-9999.0
152	Gulf of Alaska	170.1	179.0	182.4	176.6	184.3	190.4	185.0	177.3	210.2	202.9	208.0	206.5	204.7	217.9	206.3	187.6	221.9	266.7	284.6	271.2	249.6	208.7	197.7	202.0	206.3	246.9	258.5	262.4	296.8	280.6	-9999.0
154	Southeast Bering Sea	182.0	191.4	195.1	187.8	188.6	196.8	199.1	217.0	231.7	190.5	182.9	194.8	242.7	243.1	230.9	220.1	276.6	271.2	266.1	271.0	234.8	223.4	211.7	210.2	242.6	289.6	267.8	300.9	313.7	304.9	-9999.0