1956 02 - 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	183.0	179.6	175.5	177.8	176.7	174.9	173.1	175.3	169.4	168.5	171.8	170.6	168.1	173.4	174.5	171.3	168.9	165.3	169.2	173.8	176.2	181.8	183.0	177.9	175.1	175.1	177.5	176.6	173.8	-9999.0	-9999.0
34	Hudson Bay	187.6	189.6	197.7	209.3	192.3	200.3	205.0	199.7	202.8	191.8	183.4	187.8	198.9	185.9	175.9	167.8	178.5	174.9	172.9	169.5	176.0	190.2	194.3	190.8	189.2	176.2	172.4	178.0	185.7	-9999.0	-9999.0
36	Hudson Strait	163.9	175.7	163.3	184.2	154.8	120.2	134.4	172.4	181.4	159.6	130.1	128.8	145.4	182.0	206.6	184.4	144.7	143.2	160.2	225.0	233.6	260.2	230.8	199.2	168.0	237.8	233.4	218.9	208.1	-9999.0	-9999.0
98	Bering Strait	216.6	213.7	210.3	180.3	180.0	179.3	178.7	189.0	176.8	165.3	147.2	137.9	149.9	176.3	193.4	192.3	163.6	139.5	137.5	149.0	155.5	183.9	210.7	194.3	187.6	174.2	163.7	172.4	160.6	-9999.0	-9999.0
128	Arctic subocean	143.1	139.5	146.4	118.5	120.5	113.9	131.2	119.7	140.1	136.9	139.8	170.8	129.1	119.3	120.4	123.7	124.8	125.3	129.5	102.6	98.3	113.9	122.2	119.0	108.3	111.4	112.8	102.0	102.6	-9999.0	-9999.0
130	Chukchi Sea	138.5	156.4	179.5	176.5	161.3	152.3	139.5	136.1	123.2	137.6	139.3	150.3	171.8	153.5	165.1	157.6	131.6	123.9	149.3	166.7	198.2	178.4	217.1	191.2	186.3	168.5	143.2	129.7	123.4	-9999.0	-9999.0
132	Beaufort Sea	195.9	206.3	209.6	199.4	198.5	197.9	190.0	202.1	201.3	197.1	175.2	157.6	147.9	139.6	140.2	170.7	159.1	158.8	160.9	157.2	165.1	176.7	177.4	163.6	162.8	167.2	163.5	164.0	186.6	-9999.0	-9999.0
134	Arctic Archipelago	161.4	160.1	138.2	123.6	135.4	154.3	147.8	121.8	131.5	140.0	134.8	147.0	152.3	159.8	153.2	147.6	134.3	119.9	121.4	136.6	136.7	126.1	145.2	149.6	161.1	170.5	177.5	167.6	150.2	-9999.0	-9999.0
136	Foxe Basin	149.3	158.5	148.5	138.4	125.0	132.4	145.2	144.5	159.9	167.7	148.8	145.5	145.1	175.7	189.8	190.9	160.7	155.9	162.6	176.8	167.9	183.2	207.8	226.2	214.6	193.2	217.0	197.4	197.3	-9999.0	-9999.0
138	Baffin Bay	126.4	101.9	94.0	92.8	118.9	128.4	106.6	104.4	105.4	108.3	172.8	164.9	92.8	100.2	119.1	123.8	118.9	115.1	119.9	132.6	119.6	121.9	159.4	156.6	162.8	160.5	142.1	127.3	126.5	-9999.0	-9999.0
139	South Greenland	147.1	144.8	129.6	128.5	167.3	157.3	153.1	188.3	150.6	180.5	222.6	190.3	153.6	171.8	160.1	158.6	150.3	171.3	203.4	210.3	211.2	213.3	196.8	190.3	181.9	163.9	189.0	182.2	145.4	-9999.0	-9999.0
140	Greenland Sea	164.1	175.9	135.6	108.5	107.4	140.2	113.0	146.6	166.8	104.1	163.3	188.4	140.2	165.8	154.5	134.8	135.4	114.2	108.8	126.6	137.9	112.9	147.3	140.2	131.3	125.5	114.2	108.3	84.4	-9999.0	-9999.0
142	Norwegian Sea	208.7	213.9	224.4	260.9	238.7	230.1	279.6	242.3	226.3	243.0	234.7	205.3	179.1	191.5	212.9	217.1	215.8	218.9	207.0	221.9	221.0	235.1	233.7	227.8	227.2	255.1	253.0	252.5	264.9	-9999.0	-9999.0
144	Barents Sea	224.9	200.7	175.5	169.3	175.9	186.2	175.7	173.2	178.2	179.4	193.6	189.9	181.1	188.6	197.3	183.1	195.7	197.1	193.5	225.8	236.4	209.1	207.0	206.2	208.6	198.4	188.9	197.9	190.6	-9999.0	-9999.0
146	Kara Sea	189.2	182.7	182.3	198.7	192.9	176.9	167.7	163.5	160.0	165.2	171.1	173.3	170.0	169.6	172.8	174.5	180.4	178.8	182.9	184.8	187.6	194.7	188.2	180.0	175.7	184.3	195.0	196.8	194.5	-9999.0	-9999.0
148	Laptev Sea	160.1	151.8	153.5	160.5	158.3	160.9	172.7	181.0	170.2	175.1	174.5	172.2	173.3	186.9	190.5	173.1	171.9	170.0	175.6	169.2	165.3	167.0	157.3	163.4	161.5	166.0	166.7	157.7	157.6	-9999.0	-9999.0
150	East Siberian Sea	195.8	190.0	185.3	170.4	174.8	165.7	179.5	187.2	151.1	143.2	156.0	171.7	205.9	211.0	171.0	166.2	159.8	165.4	179.4	185.4	156.1	150.4	159.4	160.5	155.9	152.7	173.7	186.2	175.2	-9999.0	-9999.0
152	Gulf of Alaska	267.5	259.2	220.8	205.7	225.2	239.2	247.6	257.5	219.0	170.6	161.3	145.8	141.8	178.2	254.1	248.7	220.0	181.8	147.8	142.3	160.1	209.1	227.4	215.3	210.7	209.0	204.1	196.8	177.9	-9999.0	-9999.0
154	Southeast Bering Sea	222.6	249.4	197.9	222.0	232.6	243.2	227.9	164.1	129.5	129.3	147.1	142.5	160.8	233.5	290.9	240.4	206.2	143.7	129.9	143.8	224.0	279.4	253.2	232.9	251.5	188.5	150.0	124.8	125.5	-9999.0	-9999.0