1972 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	141.8	141.3	138.9	135.5	132.8	132.2	135.4	139.5	140.8	140.9	140.6	137.4	134.1	129.8	128.3	129.4	129.1	133.3	137.1	138.9	139.0	139.3	138.8	144.3	147.2	149.4	147.4	145.6	143.1	-9999.0	-9999.0
34	Hudson Bay	131.0	134.8	135.3	131.9	126.7	130.3	140.5	149.5	152.9	156.5	175.0	177.9	167.8	156.2	139.3	140.1	145.2	144.2	148.5	148.0	132.9	123.3	126.4	133.2	134.8	125.3	126.6	129.9	124.6	-9999.0	-9999.0
36	Hudson Strait	112.0	114.3	122.0	140.7	160.1	165.2	164.9	162.2	155.2	135.3	134.9	144.2	148.9	134.5	133.5	110.4	98.7	107.9	129.6	123.8	93.5	85.3	92.5	103.9	116.6	123.9	106.5	108.7	104.7	-9999.0	-9999.0
98	Bering Strait	164.9	161.0	162.5	154.4	148.8	136.6	142.1	154.2	170.4	162.1	143.7	140.6	139.4	137.9	135.1	118.3	114.0	127.3	141.6	150.8	164.8	177.1	185.1	174.4	158.5	172.2	159.3	146.2	134.9	-9999.0	-9999.0
128	Arctic subocean	115.3	131.2	128.1	130.9	130.9	125.1	107.2	100.9	96.5	83.3	78.5	74.5	74.8	80.4	87.2	81.7	79.5	85.5	86.1	84.7	88.8	98.9	107.7	100.2	107.5	138.7	141.6	130.4	135.0	-9999.0	-9999.0
130	Chukchi Sea	141.5	143.7	158.2	161.8	157.5	146.3	139.4	139.7	145.3	140.4	129.5	112.4	118.3	117.3	113.9	110.6	119.8	132.7	146.5	168.3	190.5	197.6	183.8	174.3	189.0	190.5	161.8	150.7	147.0	-9999.0	-9999.0
132	Beaufort Sea	152.2	145.6	136.4	131.1	125.8	125.7	138.4	152.1	156.7	175.1	158.5	146.5	144.7	133.0	141.5	145.1	128.4	123.5	131.4	139.5	134.0	137.7	148.9	143.7	123.2	124.7	128.2	124.3	118.0	-9999.0	-9999.0
134	Arctic Archipelago	121.7	117.0	114.8	114.1	116.3	119.1	117.4	116.6	111.9	113.4	113.3	97.0	88.6	94.1	101.4	110.8	112.8	100.1	83.1	84.5	95.7	102.8	107.7	103.8	97.4	105.3	103.9	96.2	101.1	-9999.0	-9999.0
136	Foxe Basin	109.2	116.2	123.6	126.2	131.8	135.1	143.8	134.3	117.4	112.9	112.1	114.7	115.0	106.2	94.9	92.6	100.7	113.9	108.4	85.2	80.0	97.3	86.3	86.0	92.4	95.8	91.7	92.9	91.2	-9999.0	-9999.0
138	Baffin Bay	128.5	138.8	138.6	132.7	127.2	121.8	110.3	104.1	94.9	79.3	74.5	69.0	66.2	69.3	76.5	76.8	72.0	80.2	83.7	80.7	87.2	111.7	75.3	77.0	125.3	148.5	125.7	118.5	121.3	-9999.0	-9999.0
139	South Greenland	148.2	153.4	149.9	138.9	129.4	126.6	137.7	143.1	138.7	123.2	108.5	98.9	95.6	97.3	105.4	132.4	116.8	118.6	119.3	114.3	128.8	126.5	101.5	134.5	152.2	141.3	128.2	132.4	132.8	-9999.0	-9999.0
140	Greenland Sea	129.3	129.1	127.4	121.4	113.9	109.9	104.0	91.5	97.9	86.8	78.8	80.7	78.8	73.3	74.9	83.4	74.5	74.2	93.8	92.3	93.4	115.6	107.3	81.9	122.5	142.3	134.2	135.4	138.7	-9999.0	-9999.0
142	Norwegian Sea	195.5	196.6	193.1	209.3	208.3	207.0	208.1	201.7	196.2	205.0	203.2	197.2	205.3	212.4	212.5	203.4	197.6	214.9	215.9	210.8	202.6	219.8	222.4	228.6	208.6	204.2	205.5	207.5	205.6	-9999.0	-9999.0
144	Barents Sea	176.6	173.7	174.1	163.3	153.7	166.5	169.3	177.6	182.5	167.6	167.7	178.6	172.0	165.5	178.1	186.9	186.1	188.5	199.2	203.4	204.6	197.2	197.1	205.1	188.5	172.4	171.6	168.1	175.2	-9999.0	-9999.0
146	Kara Sea	146.2	143.0	141.1	136.9	135.3	134.0	132.0	133.3	136.6	142.3	145.2	140.3	135.6	134.3	133.0	133.9	139.2	150.4	151.9	154.8	156.3	153.3	150.7	158.3	166.6	170.6	168.7	165.9	159.5	-9999.0	-9999.0
148	Laptev Sea	119.0	117.5	113.4	116.2	115.6	115.7	120.0	121.5	115.2	115.7	117.5	122.4	125.9	120.3	115.8	113.6	112.2	115.0	120.4	122.3	125.9	126.7	124.0	130.7	135.0	138.7	146.9	156.4	159.4	-9999.0	-9999.0
150	East Siberian Sea	150.8	159.4	141.7	138.6	149.0	147.6	148.3	147.9	146.0	146.8	144.7	130.8	129.6	126.5	119.0	123.5	136.2	139.8	135.4	127.5	120.7	115.2	127.8	153.7	166.2	170.6	166.0	150.4	148.4	-9999.0	-9999.0
152	Gulf of Alaska	200.9	203.9	202.5	179.5	158.7	153.0	178.6	199.7	208.5	189.6	178.8	178.1	174.4	172.9	172.4	153.7	144.9	144.5	146.8	158.1	158.9	172.8	188.2	182.9	148.6	163.1	162.5	152.9	146.9	-9999.0	-9999.0
154	Southeast Bering Sea	191.8	179.8	204.8	199.1	183.2	149.3	151.6	189.5	210.5	188.5	182.8	161.0	146.5	148.9	150.4	132.2	126.3	137.1	149.1	163.0	179.5	197.4	204.7	208.3	186.3	194.5	185.7	162.3	163.3	-9999.0	-9999.0