1963 01 - 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	146.4	146.9	144.9	145.2	148.2	148.3	145.6	142.0	138.7	138.5	141.3	142.7	143.5	141.2	139.8	137.2	134.3	137.1	144.1	145.2	141.5	141.2	148.2	149.4	149.4	150.7	149.4	149.0	155.2	160.0	154.2
34	Hudson Bay	165.8	180.0	174.3	175.6	180.9	189.9	180.5	171.6	156.2	136.4	124.2	125.2	125.2	118.5	116.1	119.4	118.7	109.9	115.2	117.6	116.5	102.8	120.8	129.8	126.1	123.8	132.0	131.7	127.3	131.8	141.6
36	Hudson Strait	171.4	188.2	184.5	176.4	181.1	180.5	168.3	154.7	168.6	190.6	182.3	141.3	129.2	136.4	117.0	114.6	114.6	111.5	119.6	105.6	133.6	111.9	100.8	107.4	109.6	111.5	119.9	124.2	134.2	125.4	121.1
98	Bering Strait	133.2	126.8	128.3	130.9	133.1	134.7	126.7	117.6	126.2	145.2	164.3	182.2	187.8	193.2	199.3	214.5	216.2	219.8	222.0	210.5	182.9	178.4	181.5	186.5	203.1	214.6	199.3	205.3	217.4	219.1	187.1
128	Arctic subocean	108.7	100.4	94.2	106.4	100.7	90.3	95.1	107.2	116.4	119.1	115.3	116.4	138.8	137.8	119.4	108.6	92.9	91.4	85.2	82.6	87.7	103.2	116.9	104.7	107.5	106.0	111.0	116.1	106.3	112.0	136.6
130	Chukchi Sea	133.7	116.6	119.4	114.2	119.6	114.7	99.4	124.1	143.7	140.4	129.3	156.9	183.4	180.8	200.0	217.2	236.8	229.0	208.3	197.8	193.1	186.5	186.1	203.8	221.2	223.2	219.1	232.7	232.4	229.0	209.0
132	Beaufort Sea	132.1	134.0	140.5	150.4	172.8	166.4	168.1	139.6	112.4	113.2	133.6	141.4	139.8	135.6	140.5	156.6	137.8	154.3	192.4	176.0	132.1	113.7	134.1	135.2	138.7	163.5	158.5	150.8	172.4	180.0	137.9
134	Arctic Archipelago	118.9	115.0	112.1	114.1	116.6	110.8	112.7	126.8	137.0	114.8	110.8	114.4	129.1	124.3	112.6	106.4	100.3	103.7	96.6	94.7	106.8	120.4	128.3	129.1	123.7	125.4	121.0	121.4	126.0	107.5	97.4
136	Foxe Basin	118.3	131.0	156.3	130.4	136.6	153.7	162.3	172.1	126.3	147.4	163.1	181.2	135.9	126.0	123.9	106.5	97.7	99.9	102.3	113.4	112.8	163.3	159.1	118.1	108.6	113.0	110.3	104.4	118.8	128.5	118.8
138	Baffin Bay	121.5	106.6	104.2	124.6	92.6	92.8	115.4	130.9	137.9	135.7	142.2	154.7	160.3	136.8	140.6	101.3	82.4	85.5	88.5	92.4	99.3	110.1	126.0	114.9	94.4	112.4	108.0	93.9	99.6	145.2	142.5
139	South Greenland	143.5	139.4	133.6	133.1	126.3	127.0	125.5	125.1	134.8	141.2	149.5	154.3	160.2	155.4	157.4	118.7	104.3	110.4	135.0	144.9	141.2	155.5	145.5	116.8	135.1	123.1	121.4	117.4	140.3	171.5	177.6
140	Greenland Sea	122.5	102.7	82.4	103.4	101.5	77.4	88.0	109.3	116.0	130.0	132.8	141.9	139.3	142.4	138.2	116.4	79.6	76.1	95.7	102.7	92.2	95.3	104.8	103.9	89.1	105.0	100.5	94.1	92.6	133.9	164.8
142	Norwegian Sea	193.8	192.7	190.7	189.7	174.5	175.2	180.1	184.8	182.1	182.8	182.6	186.6	177.0	162.5	159.8	171.3	215.1	227.4	198.4	187.8	212.7	210.5	210.7	200.1	218.2	198.5	224.0	227.3	224.2	196.3	181.2
144	Barents Sea	158.7	158.6	154.4	159.2	167.6	166.3	172.6	167.8	155.2	142.7	143.2	141.6	140.0	136.2	140.4	149.6	152.9	160.3	155.0	150.6	152.4	156.0	154.0	156.9	163.9	163.3	168.2	184.0	195.2	186.0	174.9
146	Kara Sea	155.6	155.8	153.2	148.3	152.6	153.8	147.4	150.5	154.0	155.9	152.7	153.7	156.4	148.2	137.0	134.2	141.4	145.1	147.6	156.8	159.2	160.3	164.8	166.6	162.4	158.8	158.0	160.2	166.1	167.1	163.7
148	Laptev Sea	137.0	135.8	133.3	130.6	135.2	134.9	133.8	122.6	115.4	119.0	127.7	119.0	111.7	123.2	133.8	125.3	116.2	117.4	125.3	128.6	129.2	134.1	141.7	146.3	150.5	144.7	136.3	136.1	138.0	142.3	141.2
150	East Siberian Sea	148.2	148.0	149.7	145.9	130.8	121.6	123.7	126.1	120.7	117.2	123.7	121.1	126.4	133.4	138.7	139.7	143.2	152.4	152.5	151.9	153.9	155.3	158.9	159.1	152.4	160.3	165.2	152.5	157.5	166.3	158.4
152	Gulf of Alaska	147.8	161.1	167.5	175.0	172.5	196.2	169.6	138.2	140.4	182.8	211.4	234.5	226.2	233.9	225.3	225.6	224.1	224.7	244.1	232.9	211.0	218.9	215.5	223.1	223.0	221.5	213.9	201.8	208.2	211.8	210.2
154	Southeast Bering Sea	157.7	144.6	144.2	139.2	131.0	140.4	129.3	128.6	157.1	216.5	237.9	233.6	238.1	244.1	247.7	249.7	238.7	235.2	236.1	231.9	226.9	235.9	228.5	248.6	237.8	240.8	244.7	241.6	238.1	228.4	217.6