1983 02 - daily  - mean of NCEP mean Daily Downward Longwave Radiation 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	179.5	175.4	172.7	170.0	169.7	173.4	175.8	170.0	166.9	172.1	177.4	184.4	181.9	176.6	172.2	175.1	174.3	175.2	184.0	186.6	186.8	187.0	185.9	186.0	187.5	185.5	184.1	180.3	-9999.0	-9999.0	-9999.0
34	Hudson Bay	182.6	167.2	162.4	153.1	144.6	156.2	164.2	162.5	165.9	176.8	187.1	220.6	228.9	215.4	200.6	208.0	187.8	181.5	197.4	202.4	216.3	208.7	206.2	197.2	221.2	218.4	212.9	195.8	-9999.0	-9999.0	-9999.0
36	Hudson Strait	205.0	174.4	153.2	192.7	166.8	122.6	134.5	188.1	183.6	169.4	138.2	165.6	148.3	178.8	153.1	172.2	209.5	205.7	149.2	145.7	152.8	149.4	153.7	151.0	154.0	204.5	169.0	131.2	-9999.0	-9999.0	-9999.0
98	Bering Strait	206.8	220.5	212.5	210.0	209.3	212.5	222.5	204.5	194.9	192.7	189.5	185.5	176.3	159.2	157.7	152.4	149.8	146.2	172.5	179.3	191.8	197.4	195.9	208.5	203.4	191.5	187.3	194.3	-9999.0	-9999.0	-9999.0
128	Arctic subocean	147.5	141.4	142.4	133.1	136.3	125.0	125.5	127.3	124.6	140.0	151.5	150.0	147.6	137.6	133.2	117.1	130.3	136.5	130.9	129.1	118.3	98.6	88.9	95.1	99.8	105.0	107.8	121.6	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	172.5	208.9	213.4	197.1	189.0	182.0	184.0	187.6	173.3	158.5	172.9	163.3	141.1	136.7	150.5	144.8	140.4	117.1	139.7	137.4	143.2	160.0	180.1	174.1	178.9	172.1	149.6	181.9	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	172.4	174.5	174.9	161.9	170.1	173.5	177.4	193.9	189.9	182.8	196.4	219.6	215.4	195.1	181.7	161.1	166.3	189.1	180.5	194.9	204.1	200.3	210.2	241.7	217.8	183.7	178.5	185.6	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	138.1	130.7	123.7	139.7	128.9	124.3	130.9	139.4	131.5	128.0	140.3	138.4	142.5	154.6	135.4	131.1	137.1	144.8	140.1	140.2	164.6	160.5	125.8	151.6	142.0	118.5	119.0	135.2	-9999.0	-9999.0	-9999.0
136	Foxe Basin	151.3	146.5	119.5	136.2	160.2	153.8	137.8	141.6	148.8	138.7	129.2	147.0	140.4	123.5	125.4	135.0	137.2	161.9	181.4	151.8	150.7	167.0	171.9	113.7	141.5	170.0	133.5	121.2	-9999.0	-9999.0	-9999.0
138	Baffin Bay	89.1	88.6	101.1	109.9	104.4	140.4	161.8	105.7	94.6	118.3	135.9	136.9	117.4	105.0	89.1	91.5	92.9	85.4	128.1	145.2	96.9	94.2	103.6	80.0	77.1	85.0	102.3	100.9	-9999.0	-9999.0	-9999.0
139	South Greenland	111.2	122.8	156.0	142.5	173.9	221.3	229.9	166.8	154.0	206.5	234.4	189.9	148.8	118.0	166.9	163.9	137.5	142.2	178.4	185.3	166.0	175.0	144.2	126.9	130.4	159.9	155.3	140.4	-9999.0	-9999.0	-9999.0
140	Greenland Sea	111.7	109.3	116.7	119.8	130.5	136.9	181.4	136.1	82.3	99.7	129.7	133.9	150.0	126.5	108.4	124.4	107.0	86.4	92.5	131.0	100.7	102.1	125.4	98.6	92.6	145.6	162.5	108.7	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	200.4	214.9	222.7	235.5	228.2	240.5	214.3	233.7	272.2	254.5	197.5	250.0	241.6	260.1	241.4	246.4	254.1	259.1	247.1	208.7	251.6	249.8	264.2	273.5	254.7	228.5	226.0	230.2	-9999.0	-9999.0	-9999.0
144	Barents Sea	204.4	207.9	232.7	230.2	203.8	208.6	209.8	196.6	201.2	202.0	209.6	197.9	199.5	196.6	203.3	218.0	222.1	225.9	250.1	225.7	214.0	203.1	213.0	207.4	216.3	194.3	170.7	176.6	-9999.0	-9999.0	-9999.0
146	Kara Sea	208.3	199.1	188.2	184.2	193.0	188.9	183.6	181.8	181.7	188.4	191.7	196.2	186.2	190.9	192.7	196.1	201.4	198.0	202.3	204.7	195.7	196.6	202.9	203.3	206.1	204.3	211.6	209.0	-9999.0	-9999.0	-9999.0
148	Laptev Sea	161.9	162.8	157.7	151.0	140.1	145.4	146.5	146.2	145.2	145.3	145.2	151.2	167.3	161.9	153.2	160.6	162.6	170.5	168.3	168.4	174.9	182.6	171.5	172.4	178.3	177.9	172.1	171.5	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	175.3	163.8	161.8	173.9	169.3	168.9	163.6	158.8	152.9	148.8	139.2	151.3	154.8	157.8	140.1	155.7	157.3	149.0	168.9	168.1	172.9	176.8	172.4	159.3	144.4	157.5	164.6	157.5	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	266.2	260.1	233.5	244.8	256.0	254.0	242.0	207.9	204.6	209.9	201.7	201.0	193.0	187.4	183.0	181.5	187.1	215.0	243.4	245.1	249.9	228.9	232.8	253.2	224.5	243.4	246.0	239.0	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	252.8	244.3	238.8	240.6	249.8	219.5	210.7	195.3	192.5	184.0	178.6	171.0	170.6	179.3	188.9	186.2	185.4	163.1	207.5	200.3	227.1	254.7	246.6	242.7	227.3	220.0	241.9	235.3	-9999.0	-9999.0	-9999.0