1988 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	264.2	263.5	260.6	258.7	254.3	252.2	251.6	250.2	246.4	244.9	247.5	247.1	246.3	243.0	239.1	237.7	237.2	239.6	237.4	238.3	236.7	233.8	230.8	229.2	226.6	220.2	219.5	221.0	226.3	227.1	-9999.0
34	Hudson Bay	299.2	304.7	297.7	279.4	264.5	271.6	287.0	280.1	270.5	265.1	264.5	266.4	268.4	264.2	270.4	284.9	279.8	267.5	260.5	260.3	254.0	251.9	250.0	245.3	241.3	238.8	237.1	240.4	256.1	271.9	-9999.0
36	Hudson Strait	247.6	247.7	256.4	264.8	254.6	248.2	242.8	245.7	267.9	261.4	245.7	236.1	232.0	227.0	219.1	231.3	237.7	272.6	256.1	248.0	251.9	230.7	232.1	239.1	235.4	236.3	239.1	233.4	221.7	224.5	-9999.0
98	Bering Strait	238.8	241.4	248.9	261.9	244.3	234.9	230.0	228.9	228.1	232.3	244.9	236.8	231.7	227.5	225.6	224.9	230.4	232.8	223.1	221.0	221.6	220.5	214.5	211.9	205.7	205.3	210.0	207.1	207.1	202.9	-9999.0
128	Arctic subocean	204.3	194.6	203.3	201.8	195.3	190.8	184.0	180.2	180.9	178.0	181.1	187.9	186.5	174.1	178.9	188.7	183.8	167.1	175.6	163.3	149.5	152.6	155.6	171.4	177.1	178.1	177.3	177.8	181.2	175.3	-9999.0
130	Chukchi Sea	229.8	233.8	244.3	244.5	238.7	231.2	230.5	231.2	227.4	228.8	226.1	221.0	225.6	236.4	236.2	232.9	242.0	243.0	222.5	212.2	212.5	211.7	213.8	217.8	210.1	215.8	229.2	224.8	206.3	203.8	-9999.0
132	Beaufort Sea	272.6	275.9	270.4	287.1	296.7	276.0	245.0	236.4	233.5	231.5	244.5	260.2	248.0	251.1	244.2	232.4	228.1	231.0	230.5	232.3	238.6	227.7	211.4	204.4	207.9	213.7	221.3	225.3	245.2	234.2	-9999.0
134	Arctic Archipelago	256.4	254.0	231.9	228.9	227.5	238.5	230.5	223.3	219.0	212.7	218.7	225.6	222.5	213.5	208.7	208.6	211.2	211.7	215.0	215.8	218.9	214.7	205.9	198.4	199.1	200.0	206.2	211.3	215.0	209.7	-9999.0
136	Foxe Basin	250.0	267.4	261.3	245.5	233.3	232.0	239.0	239.1	238.6	227.3	214.8	213.4	212.3	216.8	210.9	210.9	209.3	224.3	216.6	218.0	215.9	218.3	216.0	212.5	219.1	215.8	213.4	210.4	206.1	203.0	-9999.0
138	Baffin Bay	188.8	188.7	207.3	202.9	198.8	194.7	199.7	194.9	181.7	174.5	168.8	170.4	171.5	161.7	163.7	160.9	159.2	155.3	160.6	164.5	165.0	157.0	147.8	165.8	170.6	175.6	170.3	159.6	154.5	145.8	-9999.0
139	South Greenland	183.4	183.0	176.6	178.7	192.1	202.0	207.4	203.6	192.2	185.8	180.9	189.5	211.3	198.5	184.8	180.4	165.4	163.6	162.1	173.4	170.3	159.3	158.5	145.5	156.8	166.2	170.1	157.9	144.1	142.1	-9999.0
140	Greenland Sea	174.8	172.1	179.6	201.7	203.0	197.8	189.7	186.7	170.7	158.8	151.5	150.1	156.1	152.0	140.6	146.0	149.1	140.0	138.0	154.3	143.3	136.5	118.0	124.5	142.4	150.4	150.9	142.6	137.1	137.3	-9999.0
142	Norwegian Sea	278.2	279.8	288.1	283.4	273.9	279.5	275.1	295.3	286.9	270.8	262.9	250.6	248.4	251.4	273.9	247.5	253.3	245.5	254.1	254.0	243.3	256.8	268.9	269.9	258.3	250.7	245.0	251.1	250.2	235.1	-9999.0
144	Barents Sea	268.1	271.6	276.8	281.9	283.5	275.5	269.4	266.5	273.6	275.6	271.7	262.1	246.2	237.2	239.1	250.5	251.4	244.2	240.0	233.6	226.0	226.7	235.9	253.4	258.7	256.7	257.3	256.6	263.7	263.9	-9999.0
146	Kara Sea	285.2	281.5	275.4	267.9	263.7	262.9	266.4	269.3	266.5	270.0	275.8	274.4	274.5	266.8	252.3	247.3	253.1	266.0	268.2	270.1	269.4	263.2	257.8	249.7	234.8	230.0	232.4	238.9	243.8	246.2	-9999.0
148	Laptev Sea	274.1	266.5	264.3	263.6	259.4	257.2	257.5	254.5	246.2	242.0	241.7	235.8	239.9	249.9	256.3	244.6	237.0	242.4	239.6	235.9	234.2	245.6	250.3	256.3	257.8	216.4	208.1	215.9	219.8	222.3	-9999.0
150	East Siberian Sea	234.0	238.5	238.0	234.9	227.0	220.6	220.1	231.9	242.4	239.8	245.5	240.8	233.0	227.1	224.3	225.8	225.4	219.9	212.4	223.2	227.7	224.9	230.8	233.1	239.7	240.2	218.2	199.6	205.7	201.6	-9999.0
152	Gulf of Alaska	251.1	243.3	254.3	269.0	240.5	235.8	232.7	236.2	233.0	243.7	256.0	248.9	244.6	239.8	236.5	234.9	245.3	245.2	240.8	244.4	240.9	229.5	225.1	222.4	222.8	222.6	217.5	216.7	226.3	219.2	-9999.0
154	Southeast Bering Sea	265.5	265.0	260.6	260.7	259.6	259.1	256.5	252.7	249.9	261.4	259.6	260.2	252.0	254.7	264.0	269.7	272.3	266.9	266.6	261.1	239.4	227.5	225.8	225.7	224.0	225.4	226.0	223.8	227.0	215.2	-9999.0