1954 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	271.3	267.7	263.8	260.9	259.4	257.7	254.4	254.0	254.0	252.1	249.1	245.8	243.1	241.4	239.1	237.8	238.4	237.0	236.5	235.6	235.9	236.3	236.0	236.9	236.5	232.8	224.8	218.7	215.8	214.2	-9999.0
34	Hudson Bay	302.0	286.5	277.8	278.6	273.1	266.5	267.9	269.3	275.8	273.5	265.4	260.6	256.9	259.9	266.7	266.1	258.6	254.9	263.1	260.0	250.6	254.8	264.0	267.4	274.1	272.4	254.2	243.6	240.2	240.7	-9999.0
36	Hudson Strait	275.0	247.2	240.7	249.3	255.7	249.1	230.9	239.9	250.3	249.3	256.8	254.2	236.6	246.1	254.3	261.7	262.1	262.2	257.0	258.3	263.1	254.4	251.7	235.4	224.4	232.9	241.2	230.2	229.0	231.1	-9999.0
98	Bering Strait	259.7	261.0	263.0	262.1	261.3	257.2	251.9	245.1	251.2	255.0	245.6	235.8	234.1	241.3	248.4	257.3	256.5	223.3	210.1	211.0	212.8	209.2	216.9	223.8	224.2	220.3	217.7	221.8	236.2	240.7	-9999.0
128	Arctic subocean	202.8	195.2	193.7	194.6	189.0	183.4	182.8	191.1	205.6	214.1	216.7	211.8	198.0	188.0	181.8	177.5	170.2	174.0	177.4	176.7	177.3	175.2	178.0	179.0	171.3	159.4	156.0	159.3	156.2	151.9	-9999.0
130	Chukchi Sea	267.8	267.6	257.4	254.9	251.3	239.4	234.4	252.5	248.0	244.8	235.0	233.2	234.2	250.5	263.0	251.5	226.4	209.2	208.1	211.5	214.8	206.3	196.6	198.1	209.0	224.4	237.6	239.0	245.0	210.3	-9999.0
132	Beaufort Sea	279.1	271.7	265.3	262.4	267.2	272.9	274.4	273.3	276.8	280.0	278.1	271.7	262.4	252.5	237.5	226.5	232.1	238.1	224.6	212.9	239.1	253.0	241.4	256.8	259.7	247.3	225.0	211.2	213.1	219.3	-9999.0
134	Arctic Archipelago	236.9	231.3	223.5	220.7	224.3	232.1	232.9	229.4	232.2	242.9	256.5	259.7	247.7	227.3	214.1	214.6	221.5	223.0	216.1	212.8	211.9	219.8	232.8	228.6	223.0	216.4	207.7	196.9	187.0	180.2	-9999.0
136	Foxe Basin	235.2	228.8	235.6	239.7	238.9	235.3	235.8	237.7	229.3	226.1	219.4	220.6	242.8	251.4	232.5	216.6	220.2	229.0	225.0	213.2	201.8	200.2	201.2	202.0	204.8	200.2	201.9	201.2	199.3	197.3	-9999.0
138	Baffin Bay	189.1	190.3	199.1	198.2	196.4	189.1	187.6	188.6	182.3	183.9	186.8	186.8	183.2	170.8	157.4	153.0	148.6	151.4	149.3	146.4	145.6	146.1	148.7	158.1	166.2	153.8	134.0	134.4	129.8	126.8	-9999.0
139	South Greenland	196.4	202.1	205.5	204.7	197.4	192.7	190.9	193.9	191.9	185.3	179.8	180.3	180.3	179.1	170.6	162.3	162.1	162.2	167.3	176.9	174.2	172.6	170.1	156.8	157.3	158.8	156.7	160.9	162.1	157.1	-9999.0
140	Greenland Sea	175.2	171.6	175.2	174.7	170.9	167.8	165.6	162.9	165.6	171.9	178.2	179.8	174.8	164.1	156.4	146.4	137.1	135.4	135.6	135.7	139.1	135.9	135.4	144.9	145.9	142.1	130.7	141.9	140.1	130.8	-9999.0
142	Norwegian Sea	269.2	286.6	272.5	279.1	263.2	261.2	264.6	268.5	276.5	282.4	277.3	273.4	269.6	263.6	256.4	259.3	259.6	255.5	249.3	247.9	248.7	243.4	240.2	245.4	266.3	246.8	234.0	235.2	242.2	238.0	-9999.0
144	Barents Sea	292.6	289.0	281.6	280.6	282.4	286.0	265.6	256.8	252.9	252.2	266.4	284.3	282.3	265.9	260.7	266.9	264.7	271.5	271.9	264.9	253.7	260.9	268.4	263.8	253.3	262.5	275.0	280.8	278.2	265.6	-9999.0
146	Kara Sea	301.8	299.7	298.4	294.6	290.3	281.1	272.0	269.5	265.9	257.3	250.0	247.2	250.1	252.7	253.4	253.3	256.6	256.7	259.7	263.9	265.6	260.2	254.9	257.6	261.9	259.4	250.2	237.8	227.4	224.8	-9999.0
148	Laptev Sea	263.3	261.3	251.2	242.8	249.2	262.0	264.7	263.8	256.9	260.5	253.2	237.5	237.0	242.6	237.4	229.9	234.5	234.7	233.2	232.3	232.6	233.7	231.2	223.4	214.3	212.7	209.9	200.6	193.3	192.3	-9999.0
150	East Siberian Sea	242.0	251.5	254.3	246.9	234.3	232.2	240.1	248.2	255.2	242.4	256.5	266.7	244.8	222.1	221.0	232.5	231.2	236.8	243.3	241.5	237.0	235.4	228.4	226.5	215.9	196.1	189.5	195.3	204.4	209.2	-9999.0
152	Gulf of Alaska	261.2	262.1	263.4	263.9	263.2	260.0	253.0	250.5	264.2	268.8	255.9	244.9	241.9	253.0	260.8	271.1	283.6	258.4	236.6	247.4	237.4	230.3	249.2	255.7	243.0	232.0	231.5	239.6	260.9	275.7	-9999.0
154	Southeast Bering Sea	276.3	280.1	262.8	262.2	264.1	255.0	249.3	268.1	277.9	268.3	249.5	251.9	270.1	279.9	287.9	306.4	299.8	283.1	264.6	237.8	212.4	219.7	231.8	235.1	230.1	221.4	232.5	260.3	296.0	293.9	-9999.0