1968 12 - 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	165.8	169.3	170.7	170.0	167.4	163.8	161.6	161.7	160.3	161.0	168.6	171.2	176.6	178.9	181.7	177.9	177.0	177.6	175.5	177.4	179.0	170.9	166.3	168.5	167.1	166.3	164.2	163.3	166.0	173.1	168.8
34	Hudson Bay	211.3	199.1	209.7	208.1	208.2	193.9	186.3	186.0	194.2	197.8	206.3	194.0	177.9	171.5	194.8	194.7	209.8	211.1	203.2	206.7	202.7	193.7	186.2	171.3	170.6	173.6	179.5	186.5	182.2	188.1	186.5
36	Hudson Strait	226.6	223.9	208.4	175.6	191.6	220.7	208.7	166.1	159.9	189.8	185.2	164.7	143.6	139.1	144.8	167.7	221.1	240.0	229.2	189.1	196.1	209.8	195.3	236.7	224.2	199.0	241.1	210.8	228.7	242.1	220.0
98	Bering Strait	147.8	165.1	152.0	160.6	166.5	166.8	158.7	173.5	156.8	151.7	161.7	170.0	183.2	181.8	194.0	199.9	175.0	177.7	235.6	216.4	204.4	207.2	204.0	216.4	185.4	171.1	155.4	149.9	156.8	152.8	149.4
128	Arctic subocean	152.8	148.5	137.0	125.7	114.5	112.6	106.7	116.3	123.1	134.2	143.0	137.0	131.9	134.8	140.8	140.7	144.1	169.1	158.1	131.2	116.5	121.5	108.4	115.6	127.5	126.7	134.1	137.0	148.9	144.0	135.9
130	Chukchi Sea	129.6	137.5	145.8	136.6	153.1	150.1	137.7	154.3	197.7	174.1	166.2	143.5	141.9	153.5	162.6	197.4	165.8	159.6	196.1	193.9	243.8	263.0	246.4	187.9	202.6	222.5	178.5	157.3	141.1	135.6	149.7
132	Beaufort Sea	180.1	182.8	190.0	182.6	171.8	170.5	182.7	182.7	178.9	169.4	162.5	159.6	170.8	193.4	205.8	200.7	214.0	206.3	186.6	200.9	189.9	171.9	165.8	176.0	175.1	162.8	151.1	151.2	155.6	161.0	167.1
134	Arctic Archipelago	146.3	146.0	153.7	158.2	140.0	138.0	147.2	164.7	158.9	145.7	150.8	154.4	153.0	155.9	152.7	154.1	183.8	194.1	184.7	180.5	148.7	122.4	126.7	146.0	159.9	162.0	152.1	147.8	153.5	162.6	166.8
136	Foxe Basin	163.7	189.9	195.9	179.8	168.2	136.7	126.9	144.1	179.3	153.1	145.0	146.8	142.5	147.4	160.8	178.8	192.9	191.8	202.2	197.6	190.2	166.7	133.0	135.3	209.0	255.4	227.8	254.0	233.3	206.1	184.3
138	Baffin Bay	146.7	138.8	135.5	131.0	128.5	113.3	105.5	109.7	119.1	115.2	112.8	114.8	118.1	117.5	119.8	110.7	109.2	109.8	118.3	113.2	108.1	105.2	111.4	140.1	139.2	190.6	203.7	177.3	150.7	148.3	128.1
139	South Greenland	178.6	206.8	200.7	181.1	163.9	175.5	183.5	185.2	164.8	161.5	181.3	172.4	168.6	139.7	138.6	143.8	131.8	132.3	122.7	116.9	121.0	125.1	136.1	141.8	176.2	181.6	205.0	211.4	221.7	221.5	209.1
140	Greenland Sea	135.1	134.7	135.9	138.7	127.6	121.0	137.9	147.8	134.0	118.6	112.9	121.7	107.5	106.8	111.5	110.8	109.3	110.7	113.0	114.3	128.3	122.1	106.3	103.6	117.1	134.2	171.5	153.7	126.7	130.3	118.2
142	Norwegian Sea	244.6	249.7	279.7	283.0	286.9	271.9	249.2	268.5	274.7	259.5	258.0	272.1	276.7	256.4	231.0	233.5	231.1	239.2	244.4	240.8	256.0	255.8	259.8	258.7	220.7	222.2	215.4	232.5	254.2	246.3	224.2
144	Barents Sea	195.2	202.3	192.8	173.7	201.5	193.2	178.9	165.8	167.1	189.3	208.0	227.8	223.5	237.0	199.9	186.9	211.2	207.7	229.0	226.2	213.9	216.3	232.4	229.4	238.4	237.3	211.6	210.2	217.6	242.8	213.3
146	Kara Sea	154.6	165.9	163.7	158.0	157.3	163.8	159.2	153.8	154.8	164.1	176.0	186.2	198.3	194.1	195.2	186.5	169.4	168.8	165.5	184.8	198.2	182.0	173.5	171.9	161.5	154.0	146.1	149.9	156.4	156.6	152.6
148	Laptev Sea	137.0	135.7	139.2	145.8	141.9	137.6	143.1	145.1	138.2	133.4	143.1	149.1	173.7	185.6	178.8	170.1	167.2	163.1	141.2	132.6	137.6	142.2	135.8	131.8	130.3	130.2	140.4	139.7	144.2	166.8	170.0
150	East Siberian Sea	148.6	144.2	160.4	215.0	199.8	157.9	140.9	144.1	144.1	125.8	118.1	117.7	124.9	146.7	145.5	139.9	146.2	136.7	143.4	147.6	161.7	144.5	139.7	170.7	172.3	178.3	162.2	145.9	148.8	170.7	172.1
152	Gulf of Alaska	178.8	201.9	199.4	201.2	187.1	192.0	187.4	189.3	173.9	187.9	207.5	229.3	219.7	228.2	240.3	242.1	187.7	216.0	273.0	215.5	198.6	197.8	201.3	210.9	196.0	186.2	179.4	176.8	179.3	184.6	172.9
154	Southeast Bering Sea	220.6	160.4	151.9	161.9	149.6	143.1	144.0	149.2	145.6	171.3	217.1	193.6	201.9	196.2	226.2	220.9	192.5	282.6	281.1	241.4	246.7	235.7	223.0	226.5	208.4	204.5	192.9	189.8	201.4	194.2	160.0