1966 09 - 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	258.9	255.1	251.7	249.7	248.4	248.5	247.2	248.6	249.1	247.9	247.0	247.3	247.4	246.3	248.6	247.7	247.6	247.0	245.7	244.5	243.3	240.5	237.7	235.5	234.8	233.0	231.1	228.3	224.5	220.5	-9999.0
34	Hudson Bay	296.4	290.7	286.5	283.6	281.8	285.6	288.3	292.2	288.4	279.1	285.4	292.5	277.2	253.2	257.2	260.7	263.3	269.7	279.1	280.5	275.4	266.1	256.7	248.6	240.3	242.3	241.1	243.8	239.0	236.5	-9999.0
36	Hudson Strait	246.8	256.7	257.3	257.3	258.7	257.3	258.4	249.2	241.9	231.4	228.0	244.6	271.5	255.2	236.4	226.3	228.0	229.4	221.2	233.2	263.3	263.7	265.6	260.1	255.4	247.4	240.4	231.2	231.7	231.5	-9999.0
98	Bering Strait	242.6	239.2	237.7	239.3	240.2	239.2	236.9	239.2	237.7	229.7	226.6	241.4	245.6	236.0	246.6	253.5	244.0	239.9	239.1	234.9	229.6	227.9	233.1	235.9	240.8	250.1	244.3	238.3	236.2	235.9	-9999.0
128	Arctic subocean	212.2	204.4	199.7	192.7	195.7	195.2	179.1	174.1	173.3	180.3	180.5	176.2	175.8	173.9	164.8	169.7	173.0	183.5	191.3	191.3	176.9	163.1	161.1	156.7	165.8	166.4	156.7	151.0	151.9	142.0	-9999.0
130	Chukchi Sea	228.1	230.1	232.5	234.6	237.3	240.9	240.5	246.5	240.9	223.8	226.9	235.4	240.1	236.6	231.8	243.6	242.8	238.3	239.4	233.4	223.0	232.8	238.7	237.3	230.9	238.3	243.2	243.3	242.0	237.6	-9999.0
132	Beaufort Sea	266.8	259.2	251.8	261.5	267.3	258.1	248.7	242.9	249.5	253.3	241.0	231.1	253.4	269.1	269.9	276.5	276.6	276.0	267.3	252.8	252.5	252.1	248.6	242.8	244.6	240.9	242.3	244.5	242.0	241.7	-9999.0
134	Arctic Archipelago	257.2	246.2	239.4	234.7	230.5	228.1	217.7	217.9	220.2	229.8	230.1	218.9	214.0	230.1	225.0	210.4	214.9	240.7	258.9	242.0	218.1	208.6	206.3	199.7	192.4	184.4	191.1	195.0	193.8	192.9	-9999.0
136	Foxe Basin	252.1	256.4	251.0	234.6	223.1	225.5	223.2	218.6	214.9	210.9	213.5	225.7	223.2	218.2	218.0	218.9	215.5	214.3	225.9	248.5	254.7	240.0	228.2	225.9	229.5	241.7	235.0	233.5	232.5	228.6	-9999.0
138	Baffin Bay	200.6	196.3	182.8	175.0	170.8	171.0	160.9	154.5	154.0	160.5	166.2	169.9	162.1	152.1	157.5	161.6	154.7	158.1	166.4	187.0	191.1	179.1	168.8	161.8	158.2	160.3	157.4	161.9	175.4	171.1	-9999.0
139	South Greenland	181.2	178.4	176.4	176.0	177.7	174.7	171.6	177.5	181.8	179.0	171.6	162.2	157.3	172.7	180.3	187.2	199.3	180.5	163.4	157.1	174.5	192.2	200.0	194.4	201.1	204.4	205.7	200.3	196.4	184.7	-9999.0
140	Greenland Sea	178.5	182.4	172.8	159.8	154.9	156.2	152.7	147.4	147.1	149.0	147.8	142.0	138.3	132.0	128.9	129.5	137.3	140.2	141.6	166.0	178.9	176.9	168.9	154.2	147.0	143.8	136.4	136.6	138.6	133.6	-9999.0
142	Norwegian Sea	266.4	258.7	266.7	269.9	278.7	277.7	273.0	246.0	233.9	237.1	248.8	251.3	262.5	255.1	250.3	246.5	238.6	243.8	262.5	248.9	234.8	238.9	244.0	246.2	233.4	224.2	220.6	224.1	235.0	241.7	-9999.0
144	Barents Sea	252.4	269.7	270.6	280.6	288.0	289.5	292.0	284.6	267.4	249.6	236.9	239.1	238.7	245.3	263.1	266.6	259.3	252.2	245.8	243.1	240.9	231.1	227.2	226.3	225.3	227.5	233.7	235.6	229.4	224.0	-9999.0
146	Kara Sea	281.9	267.1	259.4	258.0	258.1	263.5	265.3	269.3	276.0	279.8	279.4	277.9	281.8	280.7	276.3	267.3	266.1	264.5	266.6	272.3	273.4	268.0	259.4	256.9	260.1	259.6	254.0	248.5	248.3	245.4	-9999.0
148	Laptev Sea	252.0	259.6	264.4	252.3	239.9	234.1	229.7	232.2	232.8	233.3	238.8	244.6	240.0	245.1	254.0	253.0	253.2	247.3	230.7	222.9	221.9	228.5	235.5	241.6	236.6	221.2	222.5	215.4	198.7	190.1	-9999.0
150	East Siberian Sea	234.4	238.9	244.0	243.1	247.3	245.1	255.6	267.2	260.6	254.2	239.8	224.4	224.1	224.0	226.0	232.2	238.1	236.8	236.3	227.7	218.1	211.8	214.1	217.0	218.6	220.5	213.1	205.8	200.9	196.4	-9999.0
152	Gulf of Alaska	250.3	242.5	242.2	248.5	242.6	241.7	240.8	240.7	237.0	239.0	247.9	268.0	260.8	258.9	271.3	260.4	246.1	249.9	248.4	244.0	237.5	231.0	233.6	248.0	266.2	263.0	253.9	247.0	244.4	243.4	-9999.0
154	Southeast Bering Sea	259.4	262.9	261.5	255.9	250.3	260.1	250.0	246.0	245.4	255.6	275.2	272.4	263.5	250.5	262.0	273.4	256.6	251.7	255.8	252.5	247.1	246.5	246.8	244.5	251.4	263.8	267.6	262.7	262.2	251.9	-9999.0