1999 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	146.2	146.3	146.6	146.4	146.0	147.7	149.9	152.2	153.8	152.7	153.6	155.1	153.8	154.2	152.3	151.2	154.9	156.7	157.9	159.2	159.9	160.2	158.2	156.1	157.3	161.2	159.1	153.1	-9999.0	-9999.0	-9999.0
34	Hudson Bay	183.0	182.4	173.5	155.6	152.3	155.3	169.4	177.2	177.2	172.5	171.4	173.3	177.3	180.7	167.1	157.2	156.1	154.0	153.2	159.0	162.3	170.7	178.0	183.6	190.9	199.5	199.7	195.5	-9999.0	-9999.0	-9999.0
36	Hudson Strait	143.4	138.2	189.9	191.7	178.1	142.5	146.8	139.7	144.1	151.7	140.6	147.3	151.6	132.0	149.4	133.3	134.1	131.3	122.2	115.8	109.9	114.6	142.9	161.4	166.4	164.2	159.8	170.2	-9999.0	-9999.0	-9999.0
98	Bering Strait	125.3	124.9	117.8	115.9	121.4	137.1	124.2	120.6	120.4	122.2	130.9	139.6	147.3	153.6	168.2	173.8	166.2	164.5	162.6	161.6	160.0	154.2	152.6	150.8	149.6	146.9	146.7	149.8	-9999.0	-9999.0	-9999.0
128	Arctic subocean	104.9	110.2	119.1	128.4	118.0	112.2	121.9	129.1	120.7	116.9	117.0	112.8	115.1	113.2	106.0	98.4	88.2	96.1	109.1	118.0	124.3	130.5	123.8	112.2	108.8	135.2	135.5	123.5	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	104.8	114.0	119.3	114.6	118.0	122.4	106.1	104.1	104.2	115.7	150.3	152.3	136.5	136.7	168.5	178.4	164.3	152.5	149.4	157.6	162.7	155.0	139.7	129.9	135.9	140.3	139.3	134.5	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	152.8	148.4	142.7	139.2	143.0	164.8	161.1	151.7	147.8	139.9	144.2	169.7	172.9	176.2	175.4	174.3	176.8	178.2	176.0	176.7	176.0	175.3	177.5	175.1	180.1	176.0	171.3	166.2	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	115.4	111.6	114.0	118.7	121.5	132.1	139.3	139.9	141.5	140.1	134.7	135.5	133.2	132.7	145.9	133.9	130.7	140.2	142.5	147.4	155.7	153.7	146.9	144.1	140.8	140.2	137.5	133.6	-9999.0	-9999.0	-9999.0
136	Foxe Basin	109.4	107.8	126.9	134.4	148.1	152.3	136.4	138.2	134.2	132.6	125.3	120.6	115.7	107.4	119.2	134.0	114.8	98.6	94.9	107.6	128.7	138.4	147.1	144.3	136.9	127.6	124.7	123.0	-9999.0	-9999.0	-9999.0
138	Baffin Bay	80.1	86.9	86.7	95.2	103.7	123.6	130.0	133.1	142.7	115.4	107.3	102.5	96.0	92.0	87.3	87.2	74.2	73.5	81.0	92.0	96.5	98.5	101.5	94.8	89.9	107.6	124.7	113.2	-9999.0	-9999.0	-9999.0
139	South Greenland	124.8	114.4	105.6	128.5	140.4	145.0	141.1	165.2	171.8	172.8	160.2	127.1	108.6	112.0	103.9	112.7	114.6	98.6	93.9	103.4	102.6	118.8	141.3	122.5	110.9	120.7	128.1	127.3	-9999.0	-9999.0	-9999.0
140	Greenland Sea	110.5	122.3	121.8	117.1	111.8	106.8	111.6	107.9	130.5	124.1	117.9	119.8	105.8	92.8	83.4	71.1	72.3	74.0	94.5	98.6	92.3	102.4	99.2	98.7	122.5	155.5	140.8	130.1	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	230.2	230.5	218.5	211.5	191.0	181.9	172.9	176.4	172.2	170.6	199.7	220.5	229.1	226.4	214.1	196.5	196.4	192.1	200.2	200.7	193.3	189.5	195.1	190.0	196.7	209.1	203.4	198.7	-9999.0	-9999.0	-9999.0
144	Barents Sea	151.9	138.4	143.5	142.9	144.0	154.0	165.0	158.7	154.6	165.1	164.8	162.0	180.6	199.6	201.2	199.9	199.5	193.9	191.1	190.3	198.8	198.0	187.8	189.6	200.3	200.0	193.3	189.6	-9999.0	-9999.0	-9999.0
146	Kara Sea	158.7	168.4	177.1	179.8	174.6	168.9	174.1	178.6	181.9	180.7	181.0	180.4	172.7	167.3	165.8	168.1	177.1	182.7	182.0	180.9	183.1	178.4	170.8	173.7	173.2	173.9	173.4	163.7	-9999.0	-9999.0	-9999.0
148	Laptev Sea	138.8	138.7	133.8	132.1	129.7	125.4	123.0	124.5	126.6	126.9	130.5	131.6	132.7	132.4	124.1	124.8	141.2	152.1	161.7	158.1	150.5	152.6	140.8	124.9	124.5	133.3	125.4	115.0	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	131.8	112.5	107.4	117.4	126.2	116.9	108.9	111.1	109.7	112.4	119.3	120.3	118.6	118.1	118.4	120.8	124.5	122.5	126.6	128.0	126.8	122.7	122.4	120.1	117.1	116.2	115.3	114.3	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	156.9	153.6	133.5	133.5	150.7	161.5	149.3	151.9	153.4	153.7	156.8	172.2	190.7	201.5	199.4	201.9	198.9	200.3	184.4	181.4	177.5	166.3	177.2	184.6	177.2	181.5	181.5	180.1	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	106.2	105.5	114.5	119.5	108.6	121.5	126.4	118.0	113.3	145.8	165.0	163.5	146.1	191.4	210.0	200.9	186.6	185.7	188.6	196.8	205.4	190.4	176.0	183.9	184.8	169.3	149.2	147.5	-9999.0	-9999.0	-9999.0