1948 11 - daily  - mean of NCEP mean Daily Clear Sky Downward Longwave 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	185.3	180.7	180.6	180.8	179.8	179.7	179.7	181.6	182.6	183.7	183.3	181.3	181.7	180.0	178.2	175.7	171.5	166.0	164.3	161.7	158.1	160.0	161.9	162.5	163.0	162.0	159.4	158.6	158.4	158.0	-9999.0
34	Hudson Bay	235.0	221.1	226.3	244.3	242.7	235.5	220.0	204.3	203.9	207.6	196.5	192.9	196.9	197.8	204.2	209.5	208.7	197.3	191.2	193.3	185.9	188.8	198.4	194.1	191.5	190.3	183.4	174.8	179.3	177.2	-9999.0
36	Hudson Strait	200.7	210.5	219.1	207.6	203.9	198.9	238.5	226.2	207.4	206.5	221.9	204.8	199.8	186.8	183.3	184.1	190.0	215.4	203.8	175.9	167.8	171.6	180.2	187.9	195.1	181.1	165.5	169.7	170.6	160.8	-9999.0
98	Bering Strait	168.9	173.5	176.3	170.9	163.8	159.5	173.7	187.9	189.6	204.4	209.3	185.4	174.5	164.0	164.4	169.0	162.6	155.7	152.6	144.7	139.2	132.7	130.2	127.7	123.9	122.4	124.1	121.2	125.2	130.6	-9999.0
128	Arctic subocean	152.3	149.6	146.0	145.6	137.4	131.7	134.1	141.1	150.2	157.3	142.5	131.9	135.2	131.3	123.3	121.0	120.2	115.2	113.3	114.8	115.0	115.4	114.3	112.4	109.4	110.2	108.6	106.7	104.1	98.9	-9999.0
130	Chukchi Sea	181.5	176.2	173.1	173.1	166.9	167.0	163.2	171.5	173.9	203.5	202.4	184.4	179.0	165.8	161.4	182.2	188.7	177.2	159.6	151.5	140.9	136.1	134.9	123.8	131.1	145.5	141.2	127.5	125.6	130.0	-9999.0
132	Beaufort Sea	188.7	188.0	202.2	206.8	196.6	184.1	175.3	195.2	205.9	200.2	210.6	211.2	195.6	183.7	183.3	180.8	177.3	173.2	176.7	171.0	162.8	169.6	151.4	149.2	145.1	137.1	126.1	135.2	129.3	142.3	-9999.0
134	Arctic Archipelago	191.1	175.3	167.3	173.6	183.1	177.0	169.5	171.1	169.3	163.5	150.6	148.2	154.6	159.6	157.6	149.9	139.7	136.8	143.8	143.5	129.4	126.9	128.1	130.0	122.5	117.3	113.0	108.2	108.3	117.4	-9999.0
136	Foxe Basin	221.0	216.6	200.5	184.6	190.7	212.0	203.1	200.5	183.7	174.5	180.8	187.4	176.6	162.0	167.2	167.8	170.1	163.0	149.1	172.1	187.8	170.4	176.7	184.4	187.7	165.3	147.9	139.1	140.7	134.9	-9999.0
138	Baffin Bay	149.7	162.1	169.7	154.4	142.6	136.7	125.7	119.5	130.1	141.3	134.7	138.6	152.0	144.2	126.5	120.5	121.9	115.0	107.3	100.0	100.1	113.7	116.3	111.7	117.0	114.2	115.9	106.6	93.0	83.3	-9999.0
139	South Greenland	134.1	143.2	151.4	150.9	139.5	132.4	124.9	126.0	140.6	152.5	169.1	191.0	190.9	179.4	160.7	141.5	134.7	129.3	137.7	135.6	122.1	134.1	160.4	174.2	172.1	164.7	155.6	138.8	123.8	112.4	-9999.0
140	Greenland Sea	122.1	130.6	134.8	132.1	119.7	114.5	110.3	118.2	121.1	140.9	139.7	129.8	145.5	145.7	131.7	110.6	97.3	100.7	94.2	86.4	87.0	91.3	99.5	111.4	116.3	115.0	121.0	125.4	108.5	89.4	-9999.0
142	Norwegian Sea	219.5	234.2	241.6	246.2	238.0	209.2	191.4	194.5	206.2	214.7	195.0	198.8	232.4	236.4	244.4	233.0	235.1	230.7	230.0	239.3	227.0	202.5	185.3	209.9	242.4	251.3	253.7	254.3	233.4	249.2	-9999.0
144	Barents Sea	207.1	209.9	219.4	228.8	241.7	248.3	234.2	213.4	195.4	187.3	182.6	186.5	188.5	194.8	197.9	197.7	201.2	203.3	212.5	213.8	214.9	213.0	210.4	203.9	200.1	194.4	198.8	213.8	218.1	203.5	-9999.0
146	Kara Sea	185.6	177.5	173.5	173.5	181.1	189.0	190.9	191.4	187.0	183.6	186.5	187.3	190.8	192.3	193.0	194.0	185.5	176.6	172.3	168.7	167.8	172.0	174.8	176.1	177.5	178.2	175.3	177.8	179.6	182.8	-9999.0
148	Laptev Sea	176.5	167.7	154.0	140.0	136.0	141.5	156.6	171.0	181.9	178.7	175.2	172.2	170.9	171.2	165.1	155.1	153.3	148.5	147.0	145.7	144.5	143.7	145.1	149.7	153.7	160.9	164.3	160.6	161.0	157.3	-9999.0
150	East Siberian Sea	137.3	136.3	143.2	145.0	133.2	127.0	126.3	134.1	137.5	144.4	147.1	141.2	142.7	148.8	147.3	144.0	139.3	136.4	139.8	138.5	139.4	139.1	135.9	137.3	148.9	144.6	145.1	147.8	147.9	150.9	-9999.0
152	Gulf of Alaska	209.5	218.3	212.6	194.5	186.4	182.5	221.9	222.5	215.1	232.1	225.8	204.8	193.7	185.9	182.3	182.7	175.8	178.6	178.6	175.8	177.7	164.8	173.3	155.3	136.0	131.3	134.9	136.8	159.5	161.0	-9999.0
154	Southeast Bering Sea	209.7	200.3	191.1	179.4	180.9	198.2	232.3	221.1	218.0	232.1	217.2	208.1	202.6	184.1	169.9	165.8	165.5	170.4	152.1	150.6	149.1	141.7	136.6	126.3	130.4	149.2	157.5	163.4	163.7	137.3	-9999.0