1949 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	260.8	261.3	260.7	259.5	256.6	257.0	256.8	253.6	251.6	249.5	249.5	247.4	244.3	245.6	243.2	239.8	237.8	236.0	235.5	234.3	235.5	236.5	235.7	233.3	231.1	228.9	228.0	225.2	224.5	223.8	-9999.0
34	Hudson Bay	277.6	277.2	275.0	278.1	265.5	263.6	273.6	278.8	275.3	273.1	275.1	274.3	269.1	267.4	265.8	270.7	273.8	272.5	267.4	259.0	257.5	263.5	264.6	268.0	269.7	269.7	265.3	256.9	257.5	249.0	-9999.0
36	Hudson Strait	274.5	283.4	257.4	267.1	260.5	245.6	243.1	249.9	246.9	212.6	216.4	251.6	282.7	282.1	278.8	260.8	245.4	227.7	223.5	230.6	228.7	229.1	226.2	212.4	212.4	214.1	241.1	249.5	223.6	213.4	-9999.0
98	Bering Strait	269.8	269.5	270.2	274.9	269.4	267.3	250.7	241.3	245.4	248.2	253.4	255.1	250.7	249.9	246.6	241.5	239.7	236.3	233.0	229.7	226.8	227.2	229.1	226.4	242.6	241.5	235.8	224.0	224.0	228.2	-9999.0
128	Arctic subocean	198.4	210.6	212.2	199.3	199.3	190.4	181.8	173.2	173.9	178.8	176.6	170.0	168.3	170.7	175.1	179.9	182.2	179.3	177.2	172.6	178.8	178.8	175.2	169.1	169.9	164.2	157.2	153.7	161.0	157.6	-9999.0
130	Chukchi Sea	255.3	253.2	263.8	266.5	253.3	239.6	232.1	234.8	245.5	253.2	259.7	258.1	251.7	246.3	242.4	230.9	227.3	226.5	230.8	226.7	220.3	215.7	219.5	228.9	238.5	237.2	235.2	223.1	224.1	221.1	-9999.0
132	Beaufort Sea	297.2	288.0	288.6	285.7	286.4	292.2	291.4	276.2	255.6	241.6	237.8	250.2	265.9	269.2	268.9	262.5	254.9	244.2	242.4	240.6	247.3	258.3	263.3	265.9	253.4	260.4	270.6	264.8	251.4	253.6	-9999.0
134	Arctic Archipelago	235.1	232.2	234.9	239.2	256.5	264.2	238.4	200.2	196.7	201.9	208.1	210.8	217.8	242.6	252.1	250.7	241.5	229.4	212.1	209.2	218.5	226.0	228.8	223.9	212.3	202.0	202.9	206.2	184.6	178.3	-9999.0
136	Foxe Basin	231.9	247.4	248.9	242.8	240.0	253.6	253.1	230.0	205.5	198.7	205.3	213.7	217.0	214.2	225.9	231.4	229.0	223.5	226.0	212.3	204.4	202.7	203.1	208.6	207.3	196.2	193.7	197.3	194.5	184.3	-9999.0
138	Baffin Bay	191.0	196.8	195.6	190.8	182.5	176.2	174.1	169.6	168.3	173.7	169.3	156.2	157.1	160.5	158.5	153.3	154.2	156.8	157.6	156.6	162.5	161.1	160.8	157.8	151.8	145.7	140.7	139.7	136.9	140.5	-9999.0
139	South Greenland	189.6	195.7	199.5	196.0	188.3	180.0	189.8	193.6	196.0	191.5	201.8	183.1	171.2	191.9	167.2	150.3	155.9	157.5	164.3	187.6	199.8	190.6	176.1	169.3	171.6	156.5	139.8	146.4	166.6	160.7	-9999.0
140	Greenland Sea	165.3	172.3	179.0	176.8	172.6	162.2	151.2	148.0	159.6	174.2	174.6	169.1	139.8	141.6	136.1	140.9	138.1	140.0	144.3	148.2	161.1	158.5	155.6	152.3	149.3	141.1	146.8	142.4	140.3	139.1	-9999.0
142	Norwegian Sea	294.3	294.0	296.7	296.5	290.3	310.0	283.8	283.8	271.5	270.8	257.2	252.2	274.2	273.3	272.5	289.3	293.9	288.9	275.1	275.5	258.7	258.5	271.0	278.1	287.4	281.2	271.0	258.0	261.8	243.6	-9999.0
144	Barents Sea	287.8	287.8	270.6	248.4	249.8	265.2	285.1	295.6	301.1	299.8	282.4	263.2	261.0	260.1	247.1	237.9	239.6	253.6	267.9	272.0	264.6	242.3	238.4	238.6	236.6	239.7	242.8	248.7	235.8	239.0	-9999.0
146	Kara Sea	267.8	264.5	264.8	264.7	262.6	266.2	268.4	267.3	266.5	265.3	266.7	260.8	251.6	250.7	251.3	246.2	239.4	238.8	241.8	240.0	239.2	242.6	241.9	236.1	233.0	233.2	233.3	230.2	232.9	237.2	-9999.0
148	Laptev Sea	267.8	272.6	271.9	272.6	271.5	267.2	261.6	259.4	257.9	256.2	254.2	254.7	250.3	246.5	243.8	242.9	245.7	244.4	241.8	241.6	245.6	246.7	244.1	239.9	235.8	230.7	227.6	227.9	234.3	231.8	-9999.0
150	East Siberian Sea	233.9	244.4	251.7	248.3	243.5	244.0	248.7	247.8	248.2	246.9	244.3	243.9	243.3	242.1	239.7	237.9	239.8	238.9	235.0	228.9	223.1	214.7	213.0	213.6	204.9	200.1	197.8	195.5	192.1	191.1	-9999.0
152	Gulf of Alaska	278.7	285.4	286.8	285.7	290.3	274.4	257.6	252.0	256.0	254.2	258.2	263.7	258.1	261.3	255.2	253.1	253.2	247.2	243.8	241.7	248.2	250.4	253.4	248.1	265.6	257.0	254.6	237.3	243.5	244.0	-9999.0
154	Southeast Bering Sea	284.9	286.3	283.9	268.6	273.4	275.5	262.1	260.8	272.9	271.2	272.7	268.8	268.6	261.2	264.6	265.7	267.3	258.5	257.3	254.1	253.4	253.5	247.2	252.3	263.7	257.9	246.4	241.3	242.0	244.2	-9999.0