1977 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	207.9	207.8	211.4	214.4	216.7	216.1	217.1	218.9	219.3	218.9	221.1	223.7	226.3	227.7	228.8	230.7	229.5	229.8	230.9	233.0	235.7	234.6	237.3	240.6	242.2	244.9	251.3	253.2	250.6	249.1	249.3
34	Hudson Bay	226.2	218.3	232.6	243.6	240.7	220.9	225.8	246.8	262.2	268.0	273.9	269.1	273.6	278.7	279.5	277.2	260.6	255.2	259.6	269.1	278.5	280.6	281.4	283.4	285.1	290.2	292.3	286.2	272.8	274.7	273.4
36	Hudson Strait	203.3	214.9	186.7	191.0	203.7	214.9	234.5	215.0	214.1	214.1	216.4	213.0	214.0	212.1	222.8	227.6	209.8	211.6	205.9	197.4	217.8	238.4	233.9	224.2	227.7	193.7	199.8	228.9	213.4	209.2	220.1
98	Bering Strait	205.3	208.3	210.7	202.8	207.1	212.1	211.8	207.5	203.7	206.7	207.8	205.4	208.3	212.6	213.4	212.7	213.5	217.5	223.8	224.2	217.6	211.6	211.9	220.2	221.4	222.6	229.2	229.4	229.5	233.9	232.9
128	Arctic subocean	153.2	163.8	164.0	166.3	175.8	182.8	186.6	189.2	176.6	173.2	185.9	191.5	182.1	177.6	177.8	172.2	169.9	167.2	170.1	166.3	170.2	172.8	172.8	176.6	176.7	178.7	182.5	183.2	181.2	187.3	186.6
130	Chukchi Sea	184.0	181.7	186.0	181.8	193.0	214.6	212.9	210.7	207.4	211.3	219.2	213.2	208.7	205.8	208.3	211.0	211.9	215.6	229.4	225.9	210.9	197.9	194.9	196.6	203.1	210.8	212.7	219.1	216.9	220.8	222.6
132	Beaufort Sea	205.2	224.7	236.3	237.5	237.3	235.8	243.7	234.3	227.0	233.2	246.5	245.7	231.2	224.2	221.6	228.2	230.8	237.2	243.8	248.6	239.7	227.3	229.9	248.6	258.2	251.7	259.3	263.1	261.6	252.4	253.3
134	Arctic Archipelago	173.4	170.9	175.5	184.9	199.4	209.4	215.2	220.1	221.8	212.2	199.4	205.9	217.3	218.5	209.4	198.4	196.2	194.3	203.5	207.0	194.0	185.3	187.2	185.4	198.3	221.5	229.2	233.4	228.0	221.5	217.0
136	Foxe Basin	174.3	178.9	179.1	182.2	189.2	217.3	226.5	224.0	225.8	223.3	218.3	207.4	199.9	208.2	221.4	214.5	201.4	189.4	176.0	177.6	179.5	180.5	186.5	195.7	188.9	187.2	199.3	203.9	218.7	221.5	209.7
138	Baffin Bay	165.9	165.9	166.6	167.6	167.7	174.3	178.3	189.4	188.1	186.5	190.3	184.5	175.9	171.6	167.0	164.4	162.8	160.4	159.9	165.0	168.1	166.3	170.6	177.5	163.4	162.9	165.7	168.0	174.4	174.1	180.2
139	South Greenland	192.1	173.9	191.9	193.2	195.0	195.0	190.7	189.1	187.7	187.5	185.7	181.5	178.2	179.0	180.5	178.5	182.9	185.9	182.1	185.9	180.0	179.2	190.9	187.3	176.9	185.6	208.3	209.2	208.9	211.6	210.6
140	Greenland Sea	159.3	174.0	164.4	166.0	163.7	158.1	165.7	175.0	167.8	157.3	157.6	176.0	178.0	173.6	167.1	166.1	167.1	173.5	181.7	176.0	179.9	170.0	172.3	188.6	171.2	163.5	168.0	167.5	176.6	175.5	187.0
142	Norwegian Sea	221.2	222.4	232.1	234.0	248.1	252.4	224.1	217.8	218.5	221.2	218.0	224.4	234.8	231.6	230.2	228.2	223.5	222.1	223.8	236.7	249.8	242.7	242.4	233.4	233.2	243.2	246.8	227.8	219.7	224.2	238.2
144	Barents Sea	238.0	225.7	214.3	217.5	221.4	224.3	213.6	203.2	220.2	240.4	235.2	249.4	276.8	291.2	301.0	300.9	293.5	290.0	272.4	267.1	273.0	256.1	244.3	245.0	244.8	251.5	259.0	256.9	254.2	252.9	266.3
146	Kara Sea	227.9	225.0	222.8	225.2	225.5	223.8	222.3	229.1	223.7	216.2	219.2	227.7	232.0	234.8	239.5	246.4	248.2	243.5	242.5	241.7	243.4	250.8	257.8	259.4	264.3	268.3	273.9	279.9	281.3	278.5	277.9
148	Laptev Sea	184.9	193.1	203.9	207.9	213.0	219.4	219.4	208.7	208.3	205.6	205.8	207.8	209.3	207.0	207.0	210.0	215.9	222.2	225.7	233.2	242.5	238.6	239.8	241.2	242.4	243.6	255.2	260.6	255.3	251.6	245.0
150	East Siberian Sea	201.8	195.7	193.5	192.8	189.8	191.0	193.4	198.3	200.9	201.7	203.7	200.3	204.7	205.2	203.4	200.9	202.6	211.9	213.2	215.4	227.1	226.1	229.2	230.6	227.4	228.8	219.8	206.3	203.7	208.1	215.2
152	Gulf of Alaska	224.5	226.4	223.9	217.6	222.7	223.8	218.1	209.7	206.7	207.6	206.4	211.0	216.3	221.1	219.2	221.9	226.1	241.4	240.3	213.7	221.5	224.2	224.5	224.8	224.2	231.0	238.7	237.9	239.3	237.2	241.2
154	Southeast Bering Sea	223.3	223.1	217.7	208.5	230.8	228.0	222.3	216.4	212.2	224.3	226.1	224.5	227.5	226.6	216.0	227.6	233.9	240.7	236.7	219.9	223.6	224.2	226.1	227.1	221.7	216.9	221.6	227.3	228.7	231.4	230.7