1965 04 - 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	200.2	203.0	207.9	206.7	204.7	202.9	201.1	205.2	207.9	208.4	208.2	211.4	208.8	203.1	207.6	207.2	205.7	206.4	204.0	201.3	199.7	202.4	207.0	212.0	217.6	222.1	223.9	226.7	227.0	229.2	-9999.0
34	Hudson Bay	191.8	213.7	233.7	224.5	223.5	230.1	234.0	228.6	225.4	236.6	235.6	228.9	244.7	247.6	237.1	221.1	223.2	229.6	223.7	223.3	218.3	212.0	205.9	221.5	243.1	233.2	235.3	259.7	276.0	252.5	-9999.0
36	Hudson Strait	198.2	213.6	202.5	201.9	206.1	192.6	200.4	207.6	188.2	178.0	188.4	171.6	170.1	178.5	200.0	211.8	237.7	245.9	208.9	207.6	218.0	198.2	176.8	164.9	166.9	167.6	172.8	188.1	198.8	239.3	-9999.0
98	Bering Strait	212.9	208.1	222.3	210.9	213.5	221.2	191.1	204.1	209.3	201.3	204.0	220.1	231.3	238.4	253.9	235.5	221.2	219.1	212.4	204.3	181.8	190.1	197.7	211.6	226.1	245.8	236.4	214.9	207.9	208.7	-9999.0
128	Arctic subocean	130.2	129.6	137.5	142.1	134.6	133.4	127.8	128.2	129.2	125.3	125.9	124.9	130.3	131.2	130.0	138.8	140.4	167.4	175.6	180.1	171.5	186.0	171.3	155.5	142.8	150.0	151.9	157.1	154.6	164.5	-9999.0
130	Chukchi Sea	193.0	204.5	190.8	183.9	204.5	236.0	187.8	223.0	221.3	208.9	179.1	201.3	268.4	255.9	255.6	230.1	241.1	217.9	206.5	181.1	189.7	183.7	172.3	174.6	185.8	190.8	210.7	220.0	190.8	190.0	-9999.0
132	Beaufort Sea	223.4	213.1	203.3	230.0	213.5	208.6	213.4	209.8	214.5	221.9	231.5	247.8	234.8	225.3	236.0	249.5	219.8	200.9	197.8	171.1	188.3	197.0	220.8	232.2	234.1	245.2	258.5	249.8	225.5	214.1	-9999.0
134	Arctic Archipelago	167.9	171.8	170.2	154.4	175.5	178.8	179.7	200.3	200.5	182.4	190.7	200.0	183.0	161.9	184.5	199.3	196.4	190.2	171.8	167.0	166.4	169.0	187.0	189.4	183.4	195.4	200.1	192.4	171.3	176.1	-9999.0
136	Foxe Basin	159.4	165.2	186.9	212.6	191.1	166.7	157.2	160.5	187.5	201.1	181.8	181.0	178.8	155.1	159.3	153.8	148.6	148.7	139.1	158.7	169.8	171.9	177.1	187.8	190.7	183.3	175.1	170.0	179.6	209.8	-9999.0
138	Baffin Bay	138.7	137.1	136.1	119.2	131.3	148.7	133.2	118.4	117.0	120.4	118.2	122.3	115.9	104.7	106.9	109.6	105.8	111.7	128.4	123.9	135.2	143.8	144.6	142.5	139.6	151.8	169.4	179.0	176.3	183.6	-9999.0
139	South Greenland	211.1	194.0	173.8	175.8	182.3	168.7	166.2	156.7	143.1	150.3	141.2	139.5	133.2	128.3	130.3	136.9	150.4	162.8	178.3	198.2	178.0	164.2	157.4	159.5	165.2	174.8	202.7	205.0	199.2	196.4	-9999.0
140	Greenland Sea	128.8	127.4	117.3	112.3	107.0	123.7	125.3	119.7	135.6	118.5	118.3	114.5	113.4	126.8	113.0	124.5	148.5	164.8	162.4	158.4	132.6	140.5	136.3	130.5	129.6	137.2	164.2	175.6	177.4	176.3	-9999.0
142	Norwegian Sea	248.0	259.2	279.8	251.2	269.6	244.7	203.0	215.9	227.4	243.6	254.5	249.6	258.4	260.6	269.8	283.6	261.3	279.6	282.0	252.0	247.8	245.2	262.8	254.4	252.9	255.3	250.9	256.5	268.2	263.4	-9999.0
144	Barents Sea	205.4	199.9	202.8	192.3	205.0	221.5	235.0	230.0	201.7	190.3	196.8	212.6	229.4	239.0	247.7	238.7	241.0	243.7	241.0	235.1	237.3	240.0	246.4	244.2	252.6	246.7	247.9	246.8	242.6	249.9	-9999.0
146	Kara Sea	220.6	221.8	226.2	223.9	214.0	206.0	215.1	232.0	239.6	238.0	232.2	235.1	220.6	212.9	217.9	220.1	214.7	211.0	206.1	203.5	202.8	207.2	212.6	218.9	230.0	233.5	235.9	239.1	245.3	257.4	-9999.0
148	Laptev Sea	190.0	193.3	209.3	217.7	215.9	203.7	181.4	181.4	203.0	206.3	210.5	210.5	202.6	179.3	180.3	187.0	196.0	198.5	203.1	206.9	214.3	226.2	222.4	220.0	215.7	218.9	211.3	217.9	221.1	222.8	-9999.0
150	East Siberian Sea	174.3	182.4	180.6	186.7	173.7	184.4	193.4	177.5	167.2	168.9	168.7	179.2	176.5	187.2	196.8	184.9	198.6	213.1	220.8	227.7	208.6	198.7	227.0	228.1	208.4	219.3	204.6	195.0	189.6	195.3	-9999.0
152	Gulf of Alaska	221.2	237.9	259.0	224.4	230.8	229.5	205.4	223.6	224.3	210.3	246.3	212.8	212.7	226.4	249.3	241.9	215.6	227.6	220.9	218.5	208.8	227.4	237.6	248.7	265.0	284.1	239.7	223.2	223.7	233.1	-9999.0
154	Southeast Bering Sea	254.4	267.3	247.9	204.6	262.5	233.3	224.6	258.6	233.1	259.1	213.4	208.2	268.1	263.3	277.7	251.1	223.8	228.7	219.4	204.3	183.0	184.5	202.2	218.2	216.0	256.5	237.5	208.2	225.1	284.6	-9999.0