1990 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	254.7	251.5	250.5	248.6	245.7	244.9	240.6	236.5	235.1	232.5	232.1	232.2	233.0	234.3	235.0	234.4	228.6	224.8	223.0	222.9	225.1	226.9	231.7	232.9	230.4	225.7	222.8	220.3	220.4	218.2	-9999.0
34	Hudson Bay	289.9	282.0	293.7	286.6	281.4	278.6	268.3	271.9	260.5	256.7	265.4	255.5	256.9	264.4	261.4	257.0	263.4	265.7	255.4	248.6	245.0	243.0	256.2	270.8	273.1	266.4	255.5	242.5	236.9	241.6	-9999.0
36	Hudson Strait	266.8	252.2	233.5	265.6	241.6	241.9	228.8	229.3	241.2	222.8	222.4	232.1	217.1	214.1	220.0	226.1	223.5	231.9	237.5	244.2	233.5	215.0	223.4	243.9	236.4	231.2	240.4	243.1	217.8	212.4	-9999.0
98	Bering Strait	250.6	238.4	247.3	249.0	249.8	247.4	230.3	226.0	228.1	227.3	224.6	230.1	236.8	232.9	225.8	220.0	223.5	228.0	225.3	226.8	230.5	227.5	229.3	211.2	205.4	202.0	205.4	212.4	214.4	213.7	-9999.0
128	Arctic subocean	190.2	189.2	190.3	177.0	180.0	181.2	172.8	171.8	173.5	172.5	187.2	188.8	182.4	174.8	170.3	178.3	182.4	171.6	168.2	165.5	155.6	178.2	189.1	188.3	177.8	167.4	170.1	162.7	155.7	147.0	-9999.0
130	Chukchi Sea	243.4	243.8	252.3	252.6	249.6	240.0	222.8	224.3	216.2	219.6	229.1	234.3	231.4	226.2	215.7	219.9	235.3	233.7	227.6	227.8	225.0	222.6	208.1	204.9	204.6	203.8	199.5	198.0	196.4	199.3	-9999.0
132	Beaufort Sea	259.4	250.8	237.7	245.9	245.9	256.7	260.2	233.4	231.4	237.4	234.2	240.5	253.0	265.0	272.1	268.5	240.6	230.3	232.4	235.8	246.4	259.3	278.7	268.6	246.8	228.2	219.4	229.7	239.3	228.8	-9999.0
134	Arctic Archipelago	229.7	241.5	234.3	215.5	211.7	215.8	220.9	202.7	202.2	196.6	192.4	195.4	203.0	210.5	221.3	232.9	217.4	195.0	185.8	185.1	192.2	214.1	214.6	226.7	218.4	203.8	202.5	208.6	211.8	193.9	-9999.0
136	Foxe Basin	231.7	228.4	222.8	225.2	225.9	218.1	213.8	218.9	223.9	219.1	213.7	215.3	210.5	203.2	202.0	206.6	225.7	221.2	215.4	223.1	211.3	201.0	199.4	203.5	207.3	199.6	198.6	198.3	212.0	224.9	-9999.0
138	Baffin Bay	170.0	160.3	158.2	166.0	172.0	166.4	166.1	170.1	165.4	167.0	175.9	168.6	156.1	153.8	149.0	154.1	153.0	142.2	138.2	150.0	166.0	184.7	186.3	177.7	164.1	157.2	147.7	144.8	147.3	145.7	-9999.0
139	South Greenland	201.7	193.5	192.4	194.9	187.2	189.9	182.7	175.5	181.4	174.9	169.0	166.2	170.8	175.0	172.9	161.9	156.2	161.1	169.6	162.2	174.1	173.3	176.9	181.4	191.6	187.3	169.4	151.9	148.3	147.6	-9999.0
140	Greenland Sea	164.9	175.1	169.1	170.8	172.4	180.6	166.4	161.2	158.3	159.5	162.5	162.1	154.5	147.4	149.7	145.7	149.9	144.5	139.6	140.3	151.3	160.2	160.3	165.7	159.3	153.9	140.1	142.2	153.4	148.7	-9999.0
142	Norwegian Sea	282.5	276.0	274.7	269.3	262.1	264.5	276.5	272.1	269.7	262.7	261.8	259.9	256.4	256.5	250.0	248.9	252.3	249.2	256.5	253.7	245.4	241.8	233.2	227.9	225.2	227.4	233.3	242.8	237.7	233.9	-9999.0
144	Barents Sea	268.7	265.0	263.7	268.9	274.5	270.8	260.6	254.7	251.4	246.1	240.6	236.3	236.4	237.5	236.7	243.0	250.8	254.3	257.8	251.8	246.9	245.9	250.5	237.6	230.1	234.8	235.0	230.1	230.4	230.0	-9999.0
146	Kara Sea	278.4	278.5	272.7	263.5	256.6	252.7	251.7	252.5	251.6	248.6	249.7	252.9	253.8	253.4	259.1	257.3	241.3	234.0	232.6	233.9	237.4	239.5	244.6	249.1	249.1	242.1	239.4	235.6	239.7	239.4	-9999.0
148	Laptev Sea	240.9	238.1	243.6	246.6	246.4	249.7	247.3	236.7	230.8	229.7	228.1	226.4	224.5	224.5	221.5	222.7	221.7	221.0	220.1	221.9	220.6	215.2	213.1	212.5	215.4	221.5	227.1	222.7	214.8	215.5	-9999.0
150	East Siberian Sea	227.0	224.8	217.7	221.8	221.1	214.3	213.3	219.6	233.7	231.9	221.3	215.5	212.0	202.9	199.6	201.8	202.7	201.8	200.6	198.7	198.1	199.6	197.4	196.5	199.0	197.8	202.0	210.3	213.3	200.3	-9999.0
152	Gulf of Alaska	253.8	260.1	264.9	266.2	263.0	262.0	240.6	244.9	272.5	264.5	248.9	259.1	259.8	263.0	250.4	245.1	245.0	243.9	247.2	249.5	252.7	252.5	253.3	239.2	225.0	221.6	228.8	236.1	235.2	230.7	-9999.0
154	Southeast Bering Sea	275.4	280.1	286.8	266.1	284.4	258.5	255.6	279.4	287.9	264.0	247.6	277.2	267.9	254.4	247.2	261.3	262.8	239.7	246.7	254.5	251.3	244.6	239.9	223.5	218.4	238.0	244.2	235.3	229.5	217.0	-9999.0