1980 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	168.8	175.5	182.0	180.8	178.8	181.7	185.0	183.9	184.3	183.5	182.3	183.2	178.8	179.1	176.2	180.4	179.2	177.0	178.7	177.3	175.7	177.5	180.7	182.4	182.4	183.0	181.7	179.2	178.3	-9999.0	-9999.0
34	Hudson Bay	176.8	194.4	202.6	199.6	194.3	185.6	184.1	195.4	215.1	199.4	191.8	194.7	183.3	184.2	178.5	185.2	186.5	197.0	196.3	193.3	186.1	189.7	180.9	178.4	167.4	182.7	179.6	158.4	156.5	-9999.0	-9999.0
36	Hudson Strait	229.1	234.8	200.8	188.5	184.3	182.7	184.0	182.1	200.8	209.2	203.8	184.7	196.9	211.0	176.4	182.5	172.7	179.7	177.7	158.5	160.0	151.7	155.2	147.7	148.9	167.1	175.2	187.6	169.1	-9999.0	-9999.0
98	Bering Strait	191.8	207.5	214.0	188.7	211.5	213.7	217.8	181.0	218.4	255.9	243.3	243.1	220.1	217.7	199.2	187.4	190.9	165.0	154.3	159.3	166.9	175.7	193.2	217.6	196.4	192.0	206.1	198.8	180.1	-9999.0	-9999.0
128	Arctic subocean	156.8	149.1	149.4	154.8	172.2	178.5	179.4	182.0	165.0	158.7	152.8	148.7	186.0	175.5	149.7	148.8	128.4	129.8	125.7	140.9	157.1	141.5	120.6	141.6	148.3	136.4	138.6	138.1	116.8	-9999.0	-9999.0
130	Chukchi Sea	147.6	133.0	145.9	165.5	182.3	163.0	199.0	176.4	212.2	258.3	246.2	237.8	218.1	243.7	211.4	193.3	179.4	158.6	166.6	149.4	146.7	165.0	186.3	232.5	185.6	166.2	152.0	160.0	157.6	-9999.0	-9999.0
132	Beaufort Sea	217.6	219.5	229.5	216.5	196.7	218.0	234.1	228.7	197.2	208.1	212.8	208.0	189.7	179.6	177.7	187.1	193.1	179.4	169.0	165.6	172.0	191.8	187.4	195.1	217.7	199.6	209.7	192.4	208.7	-9999.0	-9999.0
134	Arctic Archipelago	153.6	181.3	202.5	204.7	195.4	193.9	210.3	230.1	211.8	183.6	177.8	163.4	173.4	185.5	176.1	188.3	170.9	158.8	146.7	150.0	155.2	145.4	141.4	143.8	136.8	124.7	127.9	154.4	190.8	-9999.0	-9999.0
136	Foxe Basin	166.5	143.4	166.9	208.9	195.7	183.0	189.7	178.2	208.3	196.6	184.6	178.7	160.2	180.1	177.6	161.2	152.7	140.9	137.5	147.3	138.8	135.8	131.0	150.0	135.3	136.8	129.8	126.0	166.0	-9999.0	-9999.0
138	Baffin Bay	149.0	142.4	147.2	145.1	123.6	135.5	138.7	161.6	156.2	146.4	138.0	130.9	135.5	154.9	139.2	142.1	134.1	120.9	144.5	130.1	114.9	106.5	103.6	113.2	103.5	103.7	97.2	91.7	112.3	-9999.0	-9999.0
139	South Greenland	153.0	141.5	136.6	139.5	131.7	126.6	151.1	153.2	152.5	158.6	161.6	167.5	163.5	151.8	166.1	186.0	150.6	165.0	187.0	147.5	136.6	147.5	179.8	147.8	136.7	125.4	120.4	150.0	143.4	-9999.0	-9999.0
140	Greenland Sea	141.2	118.7	125.0	113.9	95.1	92.8	119.2	131.2	129.8	111.6	122.4	118.6	122.1	117.4	113.2	132.1	137.2	112.2	161.5	164.5	154.3	127.7	134.5	152.6	126.5	110.6	98.4	105.6	102.5	-9999.0	-9999.0
142	Norwegian Sea	209.9	218.5	207.4	215.8	202.6	197.8	183.5	176.4	176.2	227.9	255.6	220.6	270.8	276.5	266.0	235.9	241.4	269.2	288.2	248.7	236.4	245.5	260.0	248.3	235.5	255.9	251.2	276.4	248.5	-9999.0	-9999.0
144	Barents Sea	178.2	215.0	205.0	210.2	208.0	210.8	217.5	225.1	213.7	197.0	193.1	194.6	198.7	191.2	209.8	196.3	203.6	190.1	222.3	251.9	221.5	228.1	224.2	240.0	224.5	215.7	220.4	240.6	237.1	-9999.0	-9999.0
146	Kara Sea	151.3	154.8	166.3	162.7	167.9	175.3	176.1	175.7	176.3	178.5	178.2	182.5	181.9	184.8	183.5	190.8	189.8	189.5	190.0	192.4	190.4	194.6	196.3	195.0	208.2	217.1	204.0	194.6	195.5	-9999.0	-9999.0
148	Laptev Sea	151.7	151.8	158.4	177.9	174.4	175.2	169.8	163.2	155.9	151.9	151.8	159.4	155.3	158.3	157.1	162.0	160.2	162.0	160.7	160.2	166.7	157.2	164.3	171.0	169.7	176.2	175.4	171.1	164.0	-9999.0	-9999.0
150	East Siberian Sea	182.1	189.5	186.0	178.7	172.1	174.3	166.9	150.5	137.6	143.8	153.2	165.5	160.5	153.8	161.3	157.5	182.0	185.7	173.4	159.7	154.9	158.2	162.9	153.2	158.6	139.0	161.9	180.4	155.8	-9999.0	-9999.0
152	Gulf of Alaska	269.6	274.3	263.3	231.2	272.6	276.6	241.0	215.4	256.0	277.3	273.6	250.8	216.7	204.9	195.1	184.7	182.0	193.4	194.6	205.6	231.0	230.4	258.0	242.2	235.8	245.6	262.1	260.9	234.7	-9999.0	-9999.0
154	Southeast Bering Sea	163.9	204.6	242.1	214.2	226.3	235.2	231.2	231.7	278.7	253.1	280.3	242.7	256.9	232.8	214.7	208.1	201.5	189.5	172.3	178.8	228.3	204.1	248.9	203.3	224.6	188.7	197.5	221.0	211.8	-9999.0	-9999.0