1964 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	179.3	177.9	176.9	178.3	179.2	178.4	176.2	172.3	170.2	169.9	169.1	166.4	163.2	162.4	163.3	162.3	162.9	161.8	158.1	156.0	156.7	155.4	155.0	152.5	147.2	142.3	142.7	147.5	149.5	150.8	-9999.0
34	Hudson Bay	228.2	239.7	235.6	229.2	226.9	225.4	225.2	215.5	203.9	203.4	207.1	203.2	195.7	186.9	189.6	196.8	193.4	165.2	153.6	150.9	160.7	169.1	170.0	170.9	172.0	156.9	147.2	148.6	146.6	146.8	-9999.0
36	Hudson Strait	180.9	174.2	192.7	207.3	213.2	215.6	211.2	204.1	188.3	179.9	180.7	173.5	172.7	180.5	182.8	176.1	168.9	178.3	189.0	171.0	175.4	169.0	164.7	158.6	161.8	185.2	177.9	150.2	182.8	156.8	-9999.0
98	Bering Strait	167.9	164.2	164.7	167.1	174.5	168.6	156.8	157.8	160.1	154.7	152.1	146.6	147.5	169.9	176.8	170.5	184.8	201.8	192.5	181.2	177.1	165.3	169.8	171.3	162.4	150.9	143.8	141.1	140.0	144.1	-9999.0
128	Arctic subocean	111.6	115.1	122.2	123.5	125.5	130.7	129.7	118.3	128.4	133.1	124.3	115.8	113.6	113.0	111.6	110.9	111.7	116.9	120.8	113.5	112.6	117.8	110.2	112.5	117.8	120.0	120.8	110.9	121.9	125.5	-9999.0
130	Chukchi Sea	171.6	167.1	159.0	158.3	168.8	166.8	155.0	150.1	147.3	143.3	142.9	138.3	137.6	155.3	176.6	176.9	189.2	197.0	174.8	154.3	152.8	183.6	195.1	192.3	184.8	181.6	166.1	158.3	159.7	163.5	-9999.0
132	Beaufort Sea	185.9	178.2	181.4	193.0	193.6	200.8	184.5	175.4	173.3	176.7	177.1	176.6	166.4	169.0	197.5	194.8	176.0	177.3	189.1	189.5	192.1	171.3	159.4	151.6	137.8	132.5	128.7	128.8	129.3	138.7	-9999.0
134	Arctic Archipelago	151.9	158.8	158.2	166.6	177.6	177.7	181.3	172.6	164.0	157.9	160.5	165.0	159.7	153.0	154.6	149.4	129.8	127.5	129.0	136.2	137.3	134.7	128.7	125.4	126.1	124.5	120.8	122.1	125.8	132.5	-9999.0
136	Foxe Basin	147.9	155.5	186.6	168.2	165.1	161.9	169.7	170.7	174.9	161.7	156.9	155.6	164.2	166.4	155.8	148.6	163.4	172.7	165.4	159.7	150.1	140.0	138.8	135.1	129.3	126.1	126.2	122.6	117.2	118.5	-9999.0
138	Baffin Bay	93.9	100.8	115.9	124.9	119.5	110.7	120.5	128.2	137.5	137.2	122.0	110.6	114.5	101.0	95.2	94.9	95.9	100.0	102.1	105.4	113.2	114.5	115.5	114.1	116.6	110.6	101.6	116.9	113.6	98.2	-9999.0
139	South Greenland	157.5	156.2	155.9	157.6	147.9	145.6	150.8	145.3	137.4	146.4	159.9	154.7	133.2	122.0	119.1	115.7	113.6	119.2	123.3	126.4	131.7	138.4	135.0	125.7	114.4	109.0	122.9	153.7	128.9	135.1	-9999.0
140	Greenland Sea	88.6	92.8	98.6	107.1	92.4	95.5	95.4	92.9	104.8	122.6	110.8	96.1	88.1	91.2	100.7	93.9	94.0	102.8	106.4	104.3	98.8	111.7	110.0	110.0	106.3	98.9	101.7	110.7	119.8	106.7	-9999.0
142	Norwegian Sea	239.9	236.1	228.6	216.2	204.0	200.4	197.0	209.8	232.2	237.3	213.5	217.5	228.1	228.0	228.8	220.9	214.0	217.9	215.2	216.2	214.5	223.8	225.2	219.9	212.1	212.0	210.5	200.8	197.6	184.7	-9999.0
144	Barents Sea	223.3	220.6	218.1	201.2	191.0	180.7	180.1	182.4	179.8	188.5	195.4	193.2	184.3	184.8	201.5	209.3	210.0	203.7	193.5	172.8	158.8	153.6	155.6	162.8	167.2	174.8	171.3	164.1	156.6	152.0	-9999.0
146	Kara Sea	189.7	180.1	174.6	183.9	194.3	195.3	189.3	183.1	182.3	184.4	178.7	171.8	175.0	173.4	163.0	161.5	175.1	182.4	177.4	179.8	176.1	175.5	169.3	154.5	143.1	146.7	160.7	171.8	176.6	176.9	-9999.0
148	Laptev Sea	158.1	161.8	160.2	150.7	143.6	147.6	157.8	156.4	157.7	150.0	151.9	160.2	154.0	149.7	148.1	141.8	132.4	127.8	121.3	116.8	121.6	118.7	131.9	140.0	132.4	114.9	110.5	119.7	132.6	142.2	-9999.0
150	East Siberian Sea	151.1	147.4	144.7	140.5	135.2	125.2	120.4	118.4	120.3	118.8	117.7	116.5	115.9	118.9	119.6	123.1	124.8	123.2	124.7	128.4	134.6	145.1	151.6	173.3	184.0	182.3	175.6	171.1	159.1	148.8	-9999.0
152	Gulf of Alaska	188.1	192.6	200.0	203.6	214.5	198.5	182.4	198.0	207.3	197.8	190.6	177.1	185.6	218.2	205.7	201.0	229.1	235.8	228.0	224.7	202.2	184.9	172.8	165.8	163.7	148.2	142.2	143.2	151.9	158.6	-9999.0
154	Southeast Bering Sea	211.3	186.4	184.6	207.4	208.7	186.9	178.0	211.1	190.5	165.6	163.4	170.5	193.8	223.5	203.1	219.6	227.7	218.7	194.5	186.6	184.3	164.7	180.0	185.6	191.6	188.5	173.8	145.1	171.7	179.7	-9999.0