1987 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	182.6	183.2	178.4	176.5	178.9	180.8	176.0	175.1	171.8	174.8	169.7	168.2	167.6	169.2	172.6	177.0	177.7	179.2	180.1	180.1	180.7	184.7	187.5	187.4	188.1	189.6	186.5	182.6	-9999.0	-9999.0	-9999.0
34	Hudson Bay	209.3	210.5	189.4	188.6	201.3	217.7	205.7	185.6	204.1	203.9	208.0	187.3	180.9	181.0	197.8	198.3	195.6	196.1	201.7	209.1	213.7	215.3	212.5	202.2	208.8	211.6	204.1	194.3	-9999.0	-9999.0	-9999.0
36	Hudson Strait	161.7	194.7	165.5	158.7	160.7	172.9	173.7	142.7	129.5	180.8	168.6	205.0	225.6	214.9	181.5	184.4	185.3	206.3	214.2	192.6	163.0	201.5	223.3	213.9	187.1	189.9	214.5	216.9	-9999.0	-9999.0	-9999.0
98	Bering Strait	188.3	186.1	183.0	183.6	177.7	181.0	183.0	198.3	208.4	204.1	184.1	182.5	177.7	157.2	173.1	184.7	180.3	187.8	195.1	191.7	202.6	197.2	211.6	213.4	195.4	172.1	174.6	165.9	-9999.0	-9999.0	-9999.0
128	Arctic subocean	137.4	131.9	144.8	136.1	110.7	105.8	100.6	99.9	110.4	111.7	118.9	105.5	106.0	112.6	123.1	122.8	102.3	101.5	122.8	122.4	105.9	112.8	108.7	134.5	145.6	133.3	117.8	137.6	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	144.4	172.4	162.7	169.8	169.8	164.3	189.0	212.1	189.2	169.4	185.9	185.3	147.8	129.6	134.4	116.3	134.3	139.6	161.1	166.2	192.6	190.7	188.1	186.9	180.9	201.6	194.5	136.3	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	195.0	188.8	193.4	197.7	224.2	221.4	203.6	206.5	216.3	235.3	190.9	185.8	183.0	187.2	181.2	195.5	201.1	203.4	205.7	214.2	208.8	215.4	210.2	204.1	208.1	211.5	210.7	201.6	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	149.8	145.1	147.1	149.8	138.4	134.7	138.1	163.5	139.5	151.0	134.5	127.7	126.9	139.7	133.1	144.2	175.6	174.8	177.4	191.3	175.1	166.2	171.8	172.1	189.2	180.7	163.9	170.0	-9999.0	-9999.0	-9999.0
136	Foxe Basin	112.4	126.0	121.3	129.8	161.7	150.2	122.8	116.5	122.8	118.4	129.9	156.7	177.2	186.1	156.0	143.2	175.5	187.4	187.1	166.9	168.4	169.8	148.8	144.9	161.7	184.2	197.2	166.8	-9999.0	-9999.0	-9999.0
138	Baffin Bay	101.1	107.1	101.4	108.1	96.7	102.2	96.8	116.3	118.5	128.9	111.4	98.6	118.1	131.3	151.5	146.2	110.6	105.7	91.9	101.0	130.2	128.1	92.9	89.9	100.1	102.1	111.3	110.3	-9999.0	-9999.0	-9999.0
139	South Greenland	158.9	150.8	133.3	131.4	146.7	143.6	134.0	156.3	141.5	139.9	131.6	153.3	139.5	142.4	143.2	168.4	168.9	181.6	166.3	130.9	149.6	180.5	144.4	119.9	110.2	125.1	160.0	186.8	-9999.0	-9999.0	-9999.0
140	Greenland Sea	158.6	173.2	186.0	165.6	152.2	121.1	107.2	118.2	121.3	114.7	110.9	106.8	99.5	111.5	122.6	136.6	106.2	98.6	109.4	106.9	97.1	115.0	101.1	91.5	92.7	84.6	111.4	147.0	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	245.2	256.9	273.5	265.9	252.6	222.7	221.5	226.2	224.7	215.6	239.1	224.6	216.0	243.9	231.9	228.9	208.1	214.6	248.7	255.5	244.8	205.4	220.6	222.7	209.9	230.3	197.0	180.8	-9999.0	-9999.0	-9999.0
144	Barents Sea	192.3	199.3	206.4	199.5	183.9	190.1	199.4	218.7	218.6	211.3	204.9	212.4	223.0	227.3	254.6	225.4	193.2	198.6	202.4	218.3	206.3	219.8	213.0	197.8	176.4	181.8	187.5	174.2	-9999.0	-9999.0	-9999.0
146	Kara Sea	194.3	188.8	189.4	193.7	192.3	193.4	185.7	175.9	165.2	167.4	173.2	170.9	171.2	174.5	176.7	186.4	189.4	186.7	184.7	184.2	183.5	189.7	203.8	219.0	219.5	214.9	210.6	194.5	-9999.0	-9999.0	-9999.0
148	Laptev Sea	168.2	181.5	176.2	162.3	165.2	164.3	164.4	159.6	148.2	147.6	139.8	140.8	143.1	146.5	144.9	147.6	158.2	163.3	162.7	158.8	153.7	151.8	161.3	165.6	180.1	198.4	174.2	181.8	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	171.2	163.8	145.5	136.1	129.7	132.4	137.9	140.4	141.1	150.6	166.8	182.3	177.5	164.8	147.5	139.0	138.5	133.6	127.7	131.6	140.2	147.3	142.7	143.0	138.2	135.2	144.4	163.0	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	237.2	221.0	218.1	214.5	237.2	223.5	238.5	259.1	233.2	204.1	198.1	214.0	228.2	221.4	238.2	247.7	243.8	239.3	254.6	232.8	250.6	223.2	257.1	242.9	231.3	197.7	175.2	160.5	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	233.0	217.8	225.1	218.5	213.4	243.5	252.1	246.7	227.8	237.9	211.5	190.0	189.7	205.5	214.7	204.7	229.4	236.2	247.7	220.8	264.4	217.7	267.9	210.0	156.3	166.8	176.5	187.8	-9999.0	-9999.0	-9999.0