1969 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	122.2	121.6	124.1	124.7	125.4	128.9	132.5	134.2	135.7	134.3	133.3	136.2	141.0	144.0	143.7	143.2	144.2	144.7	144.2	143.8	142.5	142.8	142.5	142.4	143.9	146.0	148.0	147.1	-9999.0	-9999.0	-9999.0
34	Hudson Bay	139.0	137.8	144.7	148.1	150.6	159.8	159.6	162.4	168.5	174.9	166.1	163.6	169.8	176.3	182.2	181.5	177.9	176.5	173.5	172.6	176.3	178.5	178.7	176.9	178.6	179.3	180.7	182.4	-9999.0	-9999.0	-9999.0
36	Hudson Strait	147.7	130.0	130.4	144.2	175.6	173.2	160.2	165.0	164.1	151.4	150.5	181.5	181.1	180.0	176.5	203.1	222.4	213.3	190.1	174.1	167.8	162.5	161.2	159.0	138.6	147.7	157.6	169.3	-9999.0	-9999.0	-9999.0
98	Bering Strait	139.6	125.8	123.1	121.5	115.1	127.8	138.8	141.2	141.9	145.1	151.8	154.4	158.6	167.9	168.2	164.9	169.0	176.3	173.0	171.8	168.5	160.8	156.7	159.1	169.2	170.2	174.3	176.3	-9999.0	-9999.0	-9999.0
128	Arctic subocean	105.2	91.8	84.9	88.2	93.8	100.2	108.3	111.6	117.6	120.4	120.9	119.9	120.4	121.2	124.7	127.7	126.4	119.4	117.5	121.7	113.8	104.2	99.3	101.0	101.7	106.4	105.2	102.1	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	131.3	123.7	122.1	117.4	106.2	117.4	122.4	126.5	123.8	121.5	135.7	137.4	145.2	174.0	171.0	165.9	170.3	160.5	155.3	156.0	148.7	141.8	136.3	137.9	155.2	141.2	144.0	171.5	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	127.0	130.6	137.6	135.1	133.1	131.7	136.9	147.1	150.8	154.4	164.8	175.4	174.4	171.6	164.7	159.7	166.2	172.8	177.9	172.6	176.6	171.8	168.5	166.0	169.1	173.5	180.7	182.4	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	119.4	117.9	114.2	111.6	117.6	124.9	127.7	129.1	135.2	144.7	149.5	152.0	155.3	158.2	154.1	147.0	140.2	144.0	144.9	149.7	137.4	146.6	140.6	134.6	150.1	156.0	151.2	146.5	-9999.0	-9999.0	-9999.0
136	Foxe Basin	122.8	119.9	118.5	123.6	128.8	153.8	173.0	186.2	188.4	175.8	162.3	162.7	174.2	160.0	156.7	170.3	185.3	197.1	187.4	166.5	146.3	142.5	149.7	133.1	132.1	142.3	158.6	143.8	-9999.0	-9999.0	-9999.0
138	Baffin Bay	86.1	85.9	85.2	79.8	82.8	89.4	113.2	133.2	143.8	135.8	126.8	122.2	134.7	145.8	147.5	137.6	135.9	127.7	137.8	141.0	123.1	100.0	83.5	83.2	91.0	100.5	110.3	105.8	-9999.0	-9999.0	-9999.0
139	South Greenland	111.0	134.3	119.3	102.8	103.5	127.0	150.4	153.5	148.4	138.6	136.6	148.4	171.2	176.9	179.2	173.1	164.0	161.9	161.7	160.5	138.7	130.1	130.9	134.8	131.3	126.9	126.4	121.5	-9999.0	-9999.0	-9999.0
140	Greenland Sea	78.8	82.5	80.7	76.6	74.1	79.8	87.4	105.1	114.0	113.5	104.8	103.8	105.9	130.4	132.0	126.3	123.2	112.0	114.0	135.9	122.9	102.7	88.3	85.0	86.5	90.1	101.8	101.3	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	204.1	186.8	188.3	203.6	220.3	217.6	212.2	201.3	193.9	190.7	181.9	163.9	161.3	164.9	167.2	174.8	179.3	187.8	189.5	190.2	191.2	191.5	203.3	201.2	202.0	197.8	199.1	211.7	-9999.0	-9999.0	-9999.0
144	Barents Sea	149.1	145.1	144.4	142.8	139.6	134.0	139.9	150.3	155.5	157.3	151.4	152.4	152.8	151.5	159.5	171.0	174.5	170.4	167.8	164.9	173.7	190.2	192.4	183.3	172.3	169.9	174.2	178.8	-9999.0	-9999.0	-9999.0
146	Kara Sea	123.5	125.4	134.4	137.6	137.3	134.1	129.0	122.7	118.9	112.0	114.5	121.5	124.6	123.7	119.2	117.3	120.3	122.3	121.1	120.6	121.4	124.5	129.8	132.7	133.0	137.4	137.0	134.5	-9999.0	-9999.0	-9999.0
148	Laptev Sea	93.5	91.7	91.9	95.7	97.2	98.8	100.6	96.4	99.9	97.4	92.6	90.3	97.3	104.3	106.0	106.4	107.0	106.9	109.2	111.1	115.2	119.9	118.2	119.1	118.1	119.1	120.5	116.4	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	112.1	107.9	109.8	109.1	106.3	108.6	130.8	147.4	146.4	143.7	134.3	128.2	121.8	115.7	122.3	131.5	127.7	123.9	125.7	124.4	120.6	119.3	119.2	118.9	122.2	121.5	121.0	119.9	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	169.1	158.5	152.3	155.5	155.8	175.1	181.8	179.4	179.0	188.9	201.7	194.6	197.5	197.7	186.2	179.9	194.9	206.6	195.9	202.7	197.5	191.7	193.2	192.7	206.5	206.9	202.9	200.9	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	184.2	164.1	140.0	137.0	136.9	157.1	166.5	146.5	148.1	154.0	150.3	161.4	208.6	214.6	210.8	204.2	210.6	212.2	210.3	209.6	196.8	190.7	181.5	199.7	210.2	211.5	215.2	207.0	-9999.0	-9999.0	-9999.0