1950 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	143.5	144.0	143.9	142.1	143.1	143.6	144.1	144.3	144.7	144.0	144.3	148.1	152.9	155.3	157.8	157.2	151.9	148.5	146.9	145.7	146.0	149.2	147.7	148.4	152.6	157.9	160.2	154.7	-9999.0	-9999.0	-9999.0
34	Hudson Bay	133.1	140.8	150.5	143.3	152.8	160.7	166.0	171.3	169.2	166.9	164.3	164.8	169.6	175.9	181.5	191.9	186.6	162.4	142.2	146.2	149.3	148.9	139.9	141.3	150.4	161.0	172.1	161.8	-9999.0	-9999.0	-9999.0
36	Hudson Strait	110.9	113.3	121.5	105.0	89.1	97.8	109.0	116.1	124.4	133.9	145.3	148.9	142.5	150.2	151.2	155.5	158.9	160.1	120.9	102.6	103.9	106.2	120.5	128.6	135.7	131.9	127.7	120.1	-9999.0	-9999.0	-9999.0
98	Bering Strait	165.5	147.1	137.6	144.3	138.5	131.5	131.1	137.8	137.6	129.2	129.3	136.8	142.7	145.0	147.2	147.4	146.9	150.7	153.3	149.1	145.9	148.7	149.1	148.5	150.7	147.9	149.3	153.6	-9999.0	-9999.0	-9999.0
128	Arctic subocean	121.5	125.3	123.2	129.2	133.6	128.1	119.2	121.4	125.5	119.8	108.1	106.4	102.9	94.0	83.8	79.8	85.0	89.7	91.9	92.9	109.9	109.4	99.8	91.7	90.7	90.0	83.8	82.3	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	163.0	127.2	136.4	171.5	167.1	133.9	124.5	143.3	150.9	145.3	141.5	135.4	140.4	147.7	156.6	164.0	163.5	158.7	153.7	142.6	132.0	127.3	125.0	126.3	131.1	128.6	144.4	160.4	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	152.5	161.7	141.7	129.5	138.0	151.7	156.7	152.0	151.5	145.5	155.1	161.8	173.8	172.8	176.9	165.7	143.2	148.6	163.6	162.8	164.0	163.5	160.2	161.9	165.3	171.6	161.0	149.8	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	102.5	95.2	97.9	114.3	127.7	131.0	138.0	140.5	124.0	125.3	130.1	136.5	143.2	137.0	121.5	109.9	98.7	101.6	115.7	122.0	131.0	134.6	130.6	125.9	121.1	122.9	124.2	108.8	-9999.0	-9999.0	-9999.0
136	Foxe Basin	92.0	91.7	99.1	96.5	105.8	133.1	137.0	133.0	134.7	137.3	138.2	142.6	154.6	159.7	146.4	125.9	115.4	99.5	98.3	103.7	104.4	116.0	145.4	153.0	141.3	122.9	119.7	123.1	-9999.0	-9999.0	-9999.0
138	Baffin Bay	127.3	130.7	126.1	123.3	126.8	123.2	117.7	107.6	113.9	108.9	102.0	104.2	98.7	100.8	86.6	69.3	66.9	67.9	69.4	70.8	75.9	96.1	107.2	118.5	113.9	98.9	95.1	88.8	-9999.0	-9999.0	-9999.0
139	South Greenland	152.9	146.6	145.4	147.3	149.2	139.5	128.4	117.9	117.6	113.7	110.1	108.9	107.5	106.9	114.7	111.9	106.1	105.6	112.3	105.9	91.8	125.1	151.9	153.8	152.0	149.8	150.4	132.2	-9999.0	-9999.0	-9999.0
140	Greenland Sea	136.0	130.0	130.6	129.1	130.8	120.2	105.9	94.2	90.7	96.3	96.3	84.7	84.3	77.9	74.1	69.5	72.3	67.3	61.6	60.6	69.6	88.8	93.2	107.1	110.5	93.4	90.3	96.3	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	197.0	203.8	212.8	220.7	223.6	220.4	216.2	209.8	204.1	198.7	194.4	191.4	190.6	180.2	182.0	193.7	213.1	216.4	222.5	214.7	204.2	196.2	187.5	186.9	188.4	192.2	206.2	210.5	-9999.0	-9999.0	-9999.0
144	Barents Sea	185.7	170.6	161.8	172.2	183.3	183.3	183.7	187.6	191.1	186.7	185.8	191.6	189.1	171.6	177.3	175.1	155.3	149.8	153.3	161.7	177.1	182.3	184.6	183.3	184.2	180.8	169.1	171.1	-9999.0	-9999.0	-9999.0
146	Kara Sea	149.8	151.4	149.3	142.3	139.4	138.4	140.5	143.8	148.2	154.7	158.6	166.9	172.9	177.6	179.5	180.0	180.2	177.0	172.6	170.5	167.0	160.3	155.5	159.3	172.3	186.0	189.6	183.3	-9999.0	-9999.0	-9999.0
148	Laptev Sea	133.0	136.0	143.0	144.9	139.8	134.7	125.3	120.4	119.1	117.9	115.7	118.2	125.1	135.4	141.4	143.1	140.1	145.0	150.9	146.0	143.4	151.5	145.7	137.5	133.1	140.6	149.4	147.9	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	123.0	143.2	161.9	161.1	149.1	157.4	176.5	172.1	167.1	157.7	144.7	138.1	139.9	144.2	156.7	152.8	143.4	135.8	124.9	118.5	118.6	128.6	132.0	133.5	133.0	133.6	132.7	129.7	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	185.4	169.5	145.5	139.2	141.4	142.3	148.1	155.0	159.9	151.5	151.3	175.4	181.1	163.0	155.2	166.6	160.2	163.5	176.0	180.9	190.4	197.3	190.9	185.4	188.7	189.6	190.1	192.9	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	192.5	159.4	138.7	149.8	171.2	155.9	137.4	131.7	148.2	139.0	134.7	130.6	136.6	140.3	137.6	141.8	147.7	147.0	154.3	161.5	178.2	180.9	183.2	180.2	182.5	181.6	191.8	194.0	-9999.0	-9999.0	-9999.0