1971 05 - 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	208.1	210.6	212.2	212.4	212.4	213.0	214.5	214.0	211.4	210.5	214.1	217.1	219.5	218.5	219.1	222.6	222.8	223.0	223.3	224.4	224.9	226.6	228.1	228.4	228.7	231.4	235.0	237.8	237.6	237.5	237.5
34	Hudson Bay	225.1	231.7	240.6	246.8	248.1	247.3	239.4	250.2	253.2	241.5	238.0	245.6	251.7	242.1	238.5	239.2	236.5	231.1	234.9	243.5	241.7	240.5	244.7	248.9	250.4	255.9	264.4	270.4	265.9	253.3	248.0
36	Hudson Strait	195.1	198.2	191.4	191.8	196.9	203.3	206.6	214.1	218.9	215.2	206.3	203.0	219.8	210.3	197.0	198.9	201.0	212.9	204.6	207.0	219.5	216.9	204.4	200.3	200.1	209.8	219.8	233.0	218.8	230.9	215.8
98	Bering Strait	189.6	196.1	201.8	195.2	191.8	199.2	205.3	195.9	195.7	200.0	207.9	212.2	213.4	210.8	208.4	209.6	205.8	209.7	216.5	220.1	222.0	217.4	212.8	214.2	217.5	218.4	219.0	223.1	226.7	227.0	226.1
128	Arctic subocean	144.5	141.5	136.6	142.7	147.8	151.9	164.3	169.1	171.4	166.2	160.6	161.0	163.5	167.6	167.9	164.9	173.8	182.3	180.8	176.3	176.9	176.5	175.4	173.3	174.0	175.4	173.3	173.5	180.5	188.3	195.5
130	Chukchi Sea	175.0	175.7	172.0	174.1	182.8	193.5	193.6	187.2	183.6	180.5	179.7	186.7	194.6	207.1	203.4	203.4	202.0	203.3	216.1	217.7	222.5	222.9	215.4	217.1	220.2	223.2	223.6	221.6	225.3	233.2	226.7
132	Beaufort Sea	218.3	223.5	224.8	225.1	220.8	210.4	228.2	219.6	205.9	209.6	230.9	243.9	256.3	249.2	237.5	234.3	232.7	231.8	234.0	235.4	238.9	244.5	249.3	249.3	249.9	251.4	247.1	245.6	252.5	262.0	262.4
134	Arctic Archipelago	189.8	201.1	196.7	198.0	204.2	190.7	179.8	175.8	166.1	177.0	188.6	186.7	187.9	184.1	187.9	187.1	185.4	189.3	190.5	191.6	194.4	216.4	231.5	225.6	210.7	197.8	192.4	191.6	195.1	204.5	220.3
136	Foxe Basin	194.1	185.1	195.8	201.4	199.0	209.3	205.4	190.0	182.5	186.5	177.6	180.7	180.6	193.7	202.6	206.0	196.6	193.8	190.3	186.6	185.4	186.0	193.5	210.4	217.0	218.0	210.6	198.6	192.6	191.4	197.6
138	Baffin Bay	146.9	134.8	125.1	130.2	139.1	145.5	154.4	151.0	158.6	164.6	163.6	166.4	162.4	162.5	165.3	172.0	173.4	170.2	163.4	162.9	160.5	161.9	166.2	163.6	159.8	169.0	171.2	171.8	177.5	181.3	187.7
139	South Greenland	176.1	168.9	168.7	165.0	158.2	157.0	158.5	165.7	162.6	164.1	162.3	162.6	164.5	171.6	186.6	189.2	185.2	176.5	174.7	171.5	166.7	169.1	170.1	173.5	176.0	188.7	202.1	198.8	194.4	194.4	194.2
140	Greenland Sea	149.0	138.4	125.7	118.8	130.0	133.1	140.1	152.2	153.5	154.0	148.1	145.5	147.5	151.6	153.0	160.6	176.3	177.8	167.4	165.7	158.3	161.6	168.9	160.9	154.6	151.1	163.3	179.3	186.5	190.9	198.4
142	Norwegian Sea	223.8	230.7	226.9	236.2	244.9	240.3	232.7	236.4	254.4	253.8	250.4	246.3	234.3	229.9	232.9	245.0	241.3	244.3	236.0	229.3	227.2	231.5	229.7	227.4	226.9	231.0	248.3	251.8	267.1	282.2	280.9
144	Barents Sea	207.4	212.3	214.0	213.1	216.0	227.3	220.5	206.6	208.2	215.3	235.1	246.3	243.9	237.7	232.5	229.6	226.7	233.0	241.3	234.4	220.6	221.1	235.4	225.0	212.2	220.5	237.5	262.2	257.5	236.3	235.0
146	Kara Sea	229.6	232.0	234.9	235.0	229.8	232.0	235.5	235.1	227.2	220.6	221.6	219.9	221.8	229.5	238.1	249.5	250.2	245.5	238.8	237.9	241.7	245.3	241.5	241.8	248.2	245.9	243.5	244.0	244.6	243.1	240.8
148	Laptev Sea	204.1	205.5	206.7	204.7	211.7	210.3	210.4	211.1	212.4	216.0	217.6	222.0	219.8	213.7	211.4	212.1	215.1	223.0	228.5	231.7	232.6	233.2	239.4	236.9	227.7	234.2	242.9	239.9	242.1	256.4	254.7
150	East Siberian Sea	196.7	194.1	191.6	195.5	192.7	195.6	198.8	197.8	200.9	202.5	204.4	204.0	202.9	203.2	202.4	203.0	207.6	212.5	219.2	218.0	218.3	208.8	196.5	211.8	228.5	238.5	246.6	255.4	244.0	223.2	238.2
152	Gulf of Alaska	206.3	218.3	217.9	201.2	208.7	223.7	217.0	204.7	204.9	216.1	228.7	230.2	225.9	212.7	206.5	208.2	210.3	222.8	224.6	225.2	227.0	219.5	219.8	218.6	218.8	220.9	225.3	232.3	221.4	230.1	236.5
154	Southeast Bering Sea	203.6	222.3	221.0	216.1	212.7	208.6	201.3	194.3	204.5	212.3	220.8	221.5	227.9	221.7	212.0	209.9	218.1	229.3	226.6	232.3	230.9	222.9	223.1	224.9	230.1	232.5	224.1	232.2	230.6	242.5	234.4