1966 02 - 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	135.6	136.0	138.4	141.7	143.2	139.8	137.4	136.9	139.3	143.1	144.6	139.6	134.1	130.9	130.5	129.8	127.9	124.8	127.9	134.5	142.5	145.9	147.7	149.2	149.2	147.2	144.1	142.4	-9999.0	-9999.0	-9999.0
34	Hudson Bay	165.6	156.9	146.1	147.1	156.6	166.9	159.1	168.5	178.4	181.2	174.2	161.3	144.5	124.3	117.7	118.0	113.9	108.7	120.8	140.0	159.2	170.5	179.3	182.0	184.7	190.8	193.7	196.0	-9999.0	-9999.0	-9999.0
36	Hudson Strait	180.4	168.4	158.4	142.2	138.8	139.2	148.5	136.1	151.1	181.7	163.9	133.6	150.7	126.3	111.8	117.0	123.1	138.0	167.0	193.9	189.0	174.0	150.0	151.9	150.8	154.4	170.2	176.5	-9999.0	-9999.0	-9999.0
98	Bering Strait	169.9	171.0	166.2	162.0	158.7	159.0	153.1	152.0	144.4	150.9	143.7	158.3	160.5	180.3	189.0	184.5	164.5	145.9	140.4	149.0	156.9	154.6	157.3	165.7	159.8	161.4	152.6	145.4	-9999.0	-9999.0	-9999.0
128	Arctic subocean	113.0	100.0	94.9	111.8	120.2	102.2	93.5	107.0	110.8	104.6	99.8	103.7	100.4	102.8	106.4	107.6	115.3	125.1	131.6	138.7	132.6	125.4	126.4	129.5	136.2	140.6	139.1	132.3	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	150.0	166.6	174.0	164.3	153.9	140.9	140.7	129.8	112.0	115.4	125.3	129.8	142.5	192.3	184.9	171.7	178.7	160.7	149.1	150.8	149.6	140.2	132.2	145.5	145.4	147.0	138.4	132.5	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	152.2	152.3	155.9	155.7	154.4	143.5	152.5	155.2	156.6	155.6	155.3	141.4	136.7	130.4	140.7	146.1	132.0	122.1	125.8	138.7	153.8	182.1	194.1	195.9	191.8	185.1	177.5	163.0	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	115.1	116.4	115.1	112.2	107.0	102.7	102.7	114.7	123.2	124.3	116.3	100.8	95.8	96.3	106.2	102.7	103.4	114.8	132.7	139.8	139.2	141.4	150.2	163.5	171.6	163.6	152.9	148.2	-9999.0	-9999.0	-9999.0
136	Foxe Basin	140.8	147.2	121.9	104.5	107.1	114.9	138.4	126.1	131.3	138.9	124.3	125.7	126.4	103.0	95.7	106.7	135.7	176.2	193.2	182.4	170.6	154.1	139.3	137.6	138.0	142.4	141.6	147.3	-9999.0	-9999.0	-9999.0
138	Baffin Bay	95.1	92.4	109.3	121.3	105.2	98.9	103.5	114.1	109.2	99.0	112.4	112.6	96.7	104.8	112.8	117.4	135.1	150.5	148.1	136.6	129.2	121.4	120.5	117.3	121.5	123.1	122.7	119.6	-9999.0	-9999.0	-9999.0
139	South Greenland	117.1	120.3	136.2	135.3	131.6	127.6	130.3	127.2	120.5	117.2	117.4	122.8	127.1	133.3	142.7	150.8	166.6	164.0	147.3	129.9	128.5	123.9	126.5	120.2	114.9	115.8	116.1	117.6	-9999.0	-9999.0	-9999.0
140	Greenland Sea	100.0	91.5	93.0	108.3	116.7	111.1	106.9	101.8	100.6	92.3	96.5	99.1	91.9	92.8	100.1	108.9	129.0	128.1	115.7	113.8	123.4	116.9	117.9	117.0	120.6	116.5	116.4	108.6	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	176.4	167.0	164.6	165.6	177.0	166.3	158.0	169.8	173.8	171.2	164.9	177.1	187.0	182.2	180.5	181.9	185.6	186.3	188.7	179.0	192.1	203.2	202.6	192.9	185.9	202.4	202.6	196.2	-9999.0	-9999.0	-9999.0
144	Barents Sea	127.9	126.6	131.0	144.1	144.2	131.1	127.8	134.2	137.2	130.5	132.5	140.4	150.5	159.6	161.3	155.0	159.2	169.2	175.4	166.7	160.8	153.0	163.2	160.8	144.2	142.8	148.1	162.2	-9999.0	-9999.0	-9999.0
146	Kara Sea	130.8	136.4	150.7	159.8	158.1	147.9	143.6	136.9	146.2	159.0	169.8	158.4	141.7	137.0	133.1	128.0	123.3	117.3	120.1	131.6	144.1	148.8	144.2	146.9	149.1	139.2	135.3	135.4	-9999.0	-9999.0	-9999.0
148	Laptev Sea	110.4	114.5	107.1	108.4	118.4	122.7	118.0	115.1	109.6	110.7	113.1	114.2	116.4	109.0	103.5	101.1	102.4	102.7	102.8	102.2	104.1	111.4	113.5	110.4	110.8	116.1	110.7	103.5	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	123.2	119.5	124.8	126.3	127.9	126.0	121.6	114.0	104.0	99.7	96.0	101.9	110.8	117.5	116.6	134.0	125.1	110.9	117.8	129.1	137.8	120.3	112.0	112.1	112.9	110.4	107.6	115.0	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	207.2	195.3	181.9	175.5	180.9	188.1	182.9	189.0	189.6	201.5	189.6	197.9	202.0	209.2	218.2	203.0	184.6	177.2	169.1	160.3	172.1	174.8	184.2	192.5	191.5	191.2	176.1	167.5	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	201.3	204.1	197.1	194.8	208.7	197.8	197.5	191.3	187.7	196.4	207.1	204.0	217.7	224.0	213.6	184.7	192.2	179.5	162.8	159.8	184.2	152.0	175.0	182.3	197.4	178.8	157.5	154.7	-9999.0	-9999.0	-9999.0