1974 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	157.1	158.0	160.6	164.4	166.7	167.3	172.7	173.4	172.0	171.9	166.3	163.3	162.6	166.9	171.1	166.7	164.3	163.3	161.1	162.4	164.7	168.8	171.6	177.1	180.3	176.1	173.0	171.0	-9999.0	-9999.0	-9999.0
34	Hudson Bay	148.7	154.5	158.2	168.7	169.8	175.2	172.5	191.5	189.4	185.8	190.7	178.9	162.7	162.7	197.6	200.5	210.6	208.4	203.9	198.7	184.6	181.8	182.9	184.4	192.4	204.3	198.6	185.1	-9999.0	-9999.0	-9999.0
36	Hudson Strait	219.1	226.6	215.3	169.1	154.5	174.6	175.0	204.7	228.6	215.0	204.5	191.4	187.8	173.2	217.4	198.1	170.1	142.0	156.6	195.1	207.3	185.7	167.4	174.7	154.4	141.9	162.8	166.3	-9999.0	-9999.0	-9999.0
98	Bering Strait	162.0	166.2	166.0	171.0	201.2	199.6	196.9	188.9	185.4	180.8	154.4	156.1	164.8	185.4	181.6	183.6	161.3	172.6	152.4	150.5	181.7	175.9	171.0	180.7	180.7	169.4	181.7	171.3	-9999.0	-9999.0	-9999.0
128	Arctic subocean	141.0	130.6	139.5	143.7	132.0	130.1	137.2	125.9	120.9	117.8	111.6	114.5	108.8	101.0	108.0	110.7	121.3	119.7	128.5	139.9	134.1	138.8	127.3	113.2	110.5	94.3	125.4	154.8	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	157.4	176.6	186.8	183.6	151.1	138.8	130.5	130.2	118.1	126.5	131.4	128.0	115.6	130.5	154.6	141.5	145.7	134.9	122.3	115.4	134.3	146.6	141.6	143.9	180.1	165.8	174.9	172.2	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	150.3	152.7	157.4	172.6	172.9	182.1	205.6	190.1	196.2	205.3	190.6	173.8	161.6	203.0	202.2	203.6	196.6	187.0	203.4	177.0	195.9	209.7	185.2	185.3	205.2	181.3	171.1	178.0	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	141.4	131.3	143.3	130.4	128.0	140.4	155.6	146.8	141.4	149.8	158.3	142.7	130.1	132.2	156.4	157.0	155.8	148.1	150.5	171.4	159.0	174.0	154.1	150.3	153.1	144.3	149.0	123.8	-9999.0	-9999.0	-9999.0
136	Foxe Basin	144.1	186.2	149.1	149.9	143.1	139.8	145.3	150.5	160.4	171.4	151.4	152.0	147.4	149.1	158.3	141.0	156.7	153.8	152.2	148.5	144.5	162.3	170.4	147.4	140.0	152.3	131.9	107.1	-9999.0	-9999.0	-9999.0
138	Baffin Bay	140.8	126.2	120.6	128.1	123.6	121.2	127.2	123.9	118.3	101.6	93.5	96.6	104.2	104.1	112.0	102.9	123.3	126.5	119.1	109.4	97.4	105.9	102.1	88.7	92.1	107.1	87.4	94.8	-9999.0	-9999.0	-9999.0
139	South Greenland	149.8	141.8	168.4	157.9	145.2	133.9	127.0	127.9	120.5	113.9	120.5	126.6	119.9	124.1	130.0	145.9	168.7	175.5	143.1	146.7	128.5	120.5	157.4	155.8	165.0	157.7	122.0	118.0	-9999.0	-9999.0	-9999.0
140	Greenland Sea	129.2	121.9	111.2	123.4	127.8	120.7	110.2	102.3	102.4	111.9	131.2	111.3	104.3	105.1	103.7	125.2	123.1	159.8	124.2	102.1	98.0	112.6	102.3	91.8	88.9	116.5	108.0	88.5	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	253.8	246.4	238.2	230.9	225.9	233.3	216.1	218.8	231.4	230.0	244.7	265.0	274.1	267.2	269.8	292.9	285.1	235.0	239.9	245.0	277.7	274.7	231.9	271.4	283.8	266.5	262.3	237.3	-9999.0	-9999.0	-9999.0
144	Barents Sea	220.7	228.4	217.8	190.1	181.0	213.0	240.8	248.9	255.9	243.4	217.5	206.6	222.5	207.4	179.4	201.8	183.6	201.5	214.9	237.5	232.6	249.1	243.6	208.3	216.9	240.9	258.3	254.0	-9999.0	-9999.0	-9999.0
146	Kara Sea	156.6	154.0	162.4	177.9	184.0	176.7	177.3	181.6	179.3	180.6	179.2	181.5	182.9	181.7	178.5	158.6	150.7	144.9	144.4	148.5	154.9	157.8	164.7	178.8	176.4	170.8	174.7	188.4	-9999.0	-9999.0	-9999.0
148	Laptev Sea	143.1	145.2	139.9	137.3	138.4	136.9	150.5	143.5	139.4	146.6	135.0	138.1	148.7	150.2	148.1	140.4	142.6	142.7	139.7	144.6	154.4	154.2	167.5	184.2	193.0	180.4	166.5	158.1	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	157.0	157.5	160.5	165.6	157.7	155.9	147.4	142.7	138.8	130.6	138.2	148.3	151.8	158.7	152.7	156.1	145.7	149.0	157.0	154.0	143.8	158.9	188.7	216.2	197.5	175.7	164.5	157.2	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	179.0	198.5	213.7	207.2	252.9	246.0	269.9	257.9	261.5	260.5	216.4	216.3	234.5	229.2	236.2	202.0	197.8	201.9	182.1	212.6	215.4	215.8	217.5	227.5	201.8	203.2	204.3	196.5	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	232.2	246.5	204.1	192.5	265.1	243.0	258.2	246.0	236.7	214.5	150.9	129.8	130.2	147.1	143.5	146.2	140.4	133.1	128.0	132.9	137.6	161.7	167.6	147.1	154.7	174.9	204.5	172.6	-9999.0	-9999.0	-9999.0