1973 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	172.4	178.2	177.6	175.5	173.2	173.8	174.2	169.0	171.9	175.6	175.8	172.4	166.7	167.6	170.4	177.3	182.8	180.0	177.9	177.7	182.2	178.0	175.7	174.7	173.6	175.1	178.9	183.7	-9999.0	-9999.0	-9999.0
34	Hudson Bay	211.9	219.1	227.7	199.5	194.7	183.7	180.5	163.7	148.1	159.4	178.4	191.2	170.4	157.2	140.0	176.0	206.1	208.6	181.3	177.1	189.3	197.3	176.5	168.2	165.1	180.9	184.3	192.2	-9999.0	-9999.0	-9999.0
36	Hudson Strait	186.0	164.9	198.8	228.0	217.7	183.4	210.4	164.7	144.1	124.2	157.9	172.5	192.2	179.7	111.8	100.6	162.3	178.9	158.6	140.1	150.8	166.3	208.9	222.5	189.0	180.3	160.4	153.7	-9999.0	-9999.0	-9999.0
98	Bering Strait	172.2	183.9	186.1	199.8	185.0	184.6	204.1	192.2	195.6	178.2	156.5	138.2	132.5	168.0	181.2	179.0	185.5	185.8	192.9	216.5	221.2	207.9	202.7	182.3	172.8	165.8	177.0	195.8	-9999.0	-9999.0	-9999.0
128	Arctic subocean	121.9	114.8	115.1	105.3	105.4	119.8	104.1	92.5	91.5	76.1	89.9	123.4	156.6	155.6	124.0	112.1	127.9	144.1	134.8	133.3	131.3	152.8	140.4	125.5	117.1	126.9	115.5	113.2	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	149.5	163.0	159.2	244.1	209.7	199.8	210.7	206.5	208.3	169.6	164.4	154.5	133.6	139.0	150.9	136.6	174.1	159.0	192.2	197.8	198.2	189.6	192.7	205.1	183.0	177.6	163.7	163.1	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	208.5	203.3	191.1	190.7	179.9	191.3	185.5	175.7	178.8	177.1	158.0	140.7	145.0	159.1	199.1	213.5	218.2	197.3	198.1	195.6	233.2	206.5	194.8	179.0	176.7	175.0	191.4	206.0	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	179.8	181.5	174.9	171.7	161.2	177.9	162.2	120.0	152.2	138.4	102.2	116.4	130.3	148.8	164.6	176.7	150.3	135.1	136.7	135.6	139.1	131.7	123.9	130.5	144.5	148.5	142.6	153.3	-9999.0	-9999.0	-9999.0
136	Foxe Basin	150.7	183.6	202.8	204.8	190.5	151.0	139.8	146.9	127.6	126.0	147.8	125.3	123.5	103.0	105.9	138.9	156.8	154.4	156.4	156.8	147.7	144.9	148.3	164.7	152.8	134.0	141.1	142.7	-9999.0	-9999.0	-9999.0
138	Baffin Bay	121.7	118.2	99.7	96.5	98.0	103.5	93.4	83.2	81.3	82.4	86.3	87.9	87.3	88.4	92.1	97.8	95.6	98.3	103.8	124.4	114.7	108.3	104.0	88.7	84.5	87.5	101.3	112.4	-9999.0	-9999.0	-9999.0
139	South Greenland	138.2	132.5	131.9	128.0	143.1	147.1	129.0	140.7	127.7	140.7	130.6	119.7	118.1	135.6	143.8	130.6	116.3	122.5	139.3	154.2	128.4	124.9	115.4	127.5	139.2	147.6	159.9	142.4	-9999.0	-9999.0	-9999.0
140	Greenland Sea	91.8	86.0	85.2	103.3	79.7	80.0	90.0	79.3	77.4	83.7	98.6	88.0	92.2	99.3	87.2	96.0	126.1	136.0	149.4	128.5	106.9	106.7	124.1	92.2	100.4	99.7	106.7	104.0	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	262.1	265.5	248.6	283.0	261.3	250.3	237.9	227.5	212.8	206.9	240.4	266.5	254.1	252.5	233.0	217.5	220.3	240.1	269.9	259.0	240.9	223.6	246.7	242.8	237.3	232.5	239.7	243.6	-9999.0	-9999.0	-9999.0
144	Barents Sea	205.2	215.4	231.1	223.7	218.9	226.3	208.4	194.6	197.4	201.7	200.9	193.0	200.0	220.9	227.0	241.6	234.4	231.4	249.2	246.9	240.0	229.9	221.0	224.5	221.2	224.7	195.1	226.0	-9999.0	-9999.0	-9999.0
146	Kara Sea	170.2	178.2	168.9	166.9	172.4	178.5	185.2	195.4	213.5	220.7	219.1	207.3	193.3	180.7	187.5	188.2	193.8	188.7	182.9	183.0	192.9	190.4	188.8	195.0	196.4	193.2	199.6	201.3	-9999.0	-9999.0	-9999.0
148	Laptev Sea	149.7	158.4	169.3	169.9	167.9	159.1	161.3	161.2	149.6	157.2	175.2	183.5	181.7	176.7	174.0	173.0	170.6	165.0	164.9	157.3	150.6	154.9	162.0	167.7	162.8	163.2	170.1	173.3	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	131.9	136.3	139.6	148.4	150.0	147.9	160.8	155.6	181.7	197.8	186.8	177.8	160.0	165.3	161.9	160.4	153.7	156.1	156.1	154.1	164.5	149.3	176.3	176.6	190.3	197.2	189.6	170.4	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	201.7	234.1	227.2	200.4	195.7	211.0	204.7	191.6	186.8	185.8	160.2	151.4	173.0	211.0	238.9	236.6	231.4	237.8	244.0	270.0	240.0	217.9	194.8	185.3	177.4	175.9	210.7	223.7	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	206.8	253.4	191.1	202.9	213.4	238.5	239.6	209.2	197.7	192.3	171.2	155.7	178.3	220.4	184.6	212.2	197.2	249.9	264.3	260.6	244.4	221.1	237.5	210.8	178.9	167.4	159.0	168.8	-9999.0	-9999.0	-9999.0