1983 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	151.8	148.6	146.5	143.3	142.8	146.0	146.6	141.9	139.0	143.0	147.0	151.1	151.5	149.3	148.9	150.5	150.0	149.4	154.7	158.3	158.9	159.6	158.5	158.0	158.5	156.7	155.6	153.8	-9999.0	-9999.0	-9999.0
34	Hudson Bay	162.6	147.3	138.5	132.2	125.4	133.3	140.5	140.2	143.7	151.2	158.3	177.4	193.7	189.1	179.6	178.2	161.8	155.7	164.8	174.3	184.1	182.8	179.9	174.0	191.0	190.5	178.2	162.6	-9999.0	-9999.0	-9999.0
36	Hudson Strait	157.9	140.3	132.1	151.7	136.4	111.0	118.7	139.6	143.0	131.0	118.9	131.1	127.8	139.7	129.1	137.0	168.5	158.5	126.4	129.3	132.7	130.6	135.7	136.6	134.1	161.4	149.2	113.1	-9999.0	-9999.0	-9999.0
98	Bering Strait	181.3	190.0	185.5	178.7	178.7	180.4	178.8	168.6	158.4	153.6	152.3	151.6	144.3	140.5	141.1	142.4	141.8	136.8	146.9	154.4	164.1	172.6	176.1	177.4	171.1	164.9	167.1	167.9	-9999.0	-9999.0	-9999.0
128	Arctic subocean	116.8	118.1	119.4	118.2	119.3	112.3	110.3	101.6	97.5	108.4	118.1	120.9	119.0	113.6	108.3	96.7	102.1	109.0	107.0	107.9	96.9	83.9	78.6	81.5	83.6	86.1	94.6	97.7	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	160.4	181.9	181.0	172.9	172.3	165.2	159.5	156.3	146.3	140.2	144.9	144.2	134.7	131.1	138.4	139.3	135.4	114.5	129.3	130.3	135.4	148.8	161.1	159.9	159.5	154.7	145.6	160.2	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	155.3	154.8	153.7	146.7	150.9	154.5	153.5	162.9	160.9	156.1	159.8	173.3	176.6	166.6	153.7	137.6	141.0	153.0	155.3	168.2	179.5	177.8	183.2	201.3	184.9	153.7	147.9	156.0	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	117.9	111.6	111.3	117.0	112.0	109.9	110.9	114.4	113.7	113.9	121.4	124.9	127.3	127.9	117.6	116.1	118.2	120.1	118.2	118.1	128.5	129.2	110.1	119.3	117.0	94.4	99.9	108.8	-9999.0	-9999.0	-9999.0
136	Foxe Basin	117.6	110.3	103.9	110.2	119.7	113.7	103.0	104.6	112.1	112.4	106.4	109.5	107.3	103.8	104.3	107.7	112.8	123.1	136.3	121.2	117.8	125.4	121.3	89.6	104.9	126.7	97.8	91.4	-9999.0	-9999.0	-9999.0
138	Baffin Bay	78.5	81.4	90.2	95.6	91.2	114.7	122.3	82.8	77.7	96.9	113.8	117.1	99.6	87.0	81.3	83.5	81.1	75.9	106.5	116.2	84.0	81.2	84.3	69.5	67.5	71.4	86.1	84.6	-9999.0	-9999.0	-9999.0
139	South Greenland	94.5	105.0	126.9	115.3	141.2	176.4	189.5	140.2	124.5	168.0	187.7	155.7	120.8	99.1	138.1	140.9	115.7	118.8	144.7	149.9	139.1	139.3	117.4	105.6	109.0	127.4	126.7	116.3	-9999.0	-9999.0	-9999.0
140	Greenland Sea	92.8	91.0	98.1	102.9	107.3	119.1	148.0	115.2	73.2	92.1	116.0	121.3	119.9	98.0	92.7	112.0	93.8	77.7	85.7	115.8	91.9	86.7	98.5	84.9	81.3	108.2	123.5	97.1	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	177.5	184.4	190.4	193.9	190.0	195.0	187.6	195.5	222.9	212.7	180.5	209.4	212.5	222.5	214.9	211.9	220.8	224.2	209.5	180.4	203.3	214.7	217.9	224.0	216.3	204.5	199.7	198.1	-9999.0	-9999.0	-9999.0
144	Barents Sea	173.4	176.0	187.4	183.9	173.1	171.6	174.3	169.5	167.7	177.3	180.1	172.0	168.8	172.1	175.5	178.1	185.0	190.9	204.9	190.0	178.0	174.9	174.1	172.0	172.3	162.6	148.4	147.5	-9999.0	-9999.0	-9999.0
146	Kara Sea	176.3	170.1	161.0	156.8	160.7	161.9	157.3	154.2	153.1	154.7	157.7	160.4	157.4	158.0	162.6	167.8	173.3	170.5	170.2	172.3	169.7	172.6	178.4	179.2	176.6	173.5	176.8	180.3	-9999.0	-9999.0	-9999.0
148	Laptev Sea	128.1	127.4	126.7	122.0	114.9	114.4	113.7	114.9	113.0	114.1	115.8	120.1	130.7	134.3	132.9	136.5	138.3	141.0	142.5	142.7	144.0	143.8	137.1	138.1	145.5	152.6	152.5	152.5	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	131.8	130.8	135.5	140.5	138.2	134.0	129.2	128.6	125.5	121.4	118.3	122.0	125.1	128.0	124.0	131.5	134.4	134.4	142.3	142.5	145.5	144.4	133.7	125.5	120.6	126.8	131.0	130.5	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	221.1	219.3	207.1	208.2	209.8	209.7	203.3	186.1	180.2	180.0	176.6	176.1	169.5	172.5	169.0	170.9	171.2	189.5	201.6	203.9	211.6	206.1	205.0	213.5	200.6	207.1	209.6	204.5	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	218.7	219.6	213.5	208.6	206.8	198.3	189.5	183.4	176.9	169.2	164.5	163.6	163.6	168.3	177.3	180.4	179.6	161.2	171.1	181.2	190.8	214.3	215.9	210.4	206.1	201.3	211.5	208.2	-9999.0	-9999.0	-9999.0