1998 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	263.4	263.2	261.7	257.9	254.6	250.6	247.6	245.7	246.5	246.6	246.8	245.8	244.1	241.6	238.2	239.4	239.5	236.7	231.5	225.6	223.2	221.3	220.9	222.0	223.5	224.2	222.9	217.8	211.8	207.6	-9999.0
34	Hudson Bay	286.6	286.1	291.9	296.0	295.8	284.0	278.3	284.5	298.8	307.1	301.1	289.0	288.7	285.3	271.6	268.6	273.1	266.6	260.9	252.8	248.8	251.4	258.8	262.3	258.1	258.6	260.0	258.3	249.5	236.6	-9999.0
36	Hudson Strait	265.3	258.3	270.5	281.4	279.3	271.2	256.7	255.7	254.6	251.5	255.8	258.3	249.8	264.0	261.0	256.8	244.4	239.0	242.9	239.5	236.0	243.3	236.1	235.5	234.1	234.2	247.8	261.6	251.5	234.3	-9999.0
98	Bering Strait	256.3	244.5	248.7	240.9	239.3	244.1	247.6	244.6	240.2	236.2	240.3	238.9	231.8	226.3	226.5	235.3	239.4	241.2	241.9	244.2	238.3	231.3	235.4	233.1	226.2	221.6	211.7	208.5	204.5	208.5	-9999.0
128	Arctic subocean	205.6	201.1	202.5	196.2	195.7	192.6	193.6	189.5	188.4	185.2	179.2	178.6	181.8	189.5	188.9	189.7	188.7	180.9	172.9	178.4	187.9	190.9	189.5	177.3	170.9	205.8	210.8	193.8	189.3	182.9	-9999.0
130	Chukchi Sea	243.5	242.8	242.0	237.0	243.3	247.4	244.8	240.9	240.5	237.8	228.3	223.3	218.7	218.2	234.0	242.5	242.1	237.7	230.3	234.4	226.1	233.2	245.4	235.2	225.2	223.5	218.7	212.2	213.9	215.4	-9999.0
132	Beaufort Sea	273.8	278.7	268.7	264.5	261.0	262.8	276.0	269.6	261.2	251.2	253.7	251.2	248.7	237.1	235.7	234.1	235.1	244.8	251.5	260.9	264.4	253.5	243.1	236.5	233.2	234.9	237.2	224.3	217.6	220.5	-9999.0
134	Arctic Archipelago	244.6	248.4	252.8	250.4	239.7	230.6	228.2	240.6	252.1	248.7	240.3	231.1	227.2	223.7	221.2	225.8	225.6	219.6	217.2	221.4	234.1	233.9	223.6	215.8	211.7	214.6	216.8	217.7	212.6	206.7	-9999.0
136	Foxe Basin	238.0	242.0	246.2	250.5	251.4	243.4	224.0	224.2	235.1	246.3	251.1	245.9	235.2	237.7	238.7	245.6	241.0	235.3	230.1	226.0	222.9	215.3	204.5	215.1	228.3	220.9	219.9	224.3	231.0	227.6	-9999.0
138	Baffin Bay	183.8	204.4	199.9	186.9	177.9	167.5	164.5	162.6	163.6	161.0	154.2	158.0	181.8	193.5	185.8	177.4	172.8	169.3	159.3	157.9	162.1	159.9	158.9	156.4	194.1	213.6	190.6	179.6	169.4	158.6	-9999.0
139	South Greenland	214.1	217.9	216.3	204.6	197.6	186.7	190.8	183.7	170.5	158.7	160.8	164.6	169.6	177.5	182.8	174.9	163.9	162.5	165.5	162.3	155.1	155.1	161.2	189.3	208.1	198.8	185.9	169.6	162.5	158.0	-9999.0
140	Greenland Sea	183.9	198.0	198.3	185.1	171.5	159.7	153.8	156.0	154.4	153.4	144.1	131.8	136.1	160.2	156.6	148.6	153.9	153.7	159.1	153.5	151.1	151.8	154.1	153.0	161.3	189.2	191.3	172.2	152.1	141.1	-9999.0
142	Norwegian Sea	251.5	255.5	259.5	262.7	264.7	274.9	283.8	291.6	289.3	288.4	283.1	275.4	276.9	291.1	274.3	270.4	258.4	243.6	262.1	282.7	276.9	256.0	252.0	245.0	232.6	233.5	232.3	234.2	248.2	236.5	-9999.0
144	Barents Sea	243.8	247.0	245.8	246.4	250.8	256.2	261.7	255.9	274.7	288.4	287.9	285.3	264.7	253.8	276.5	280.5	267.7	253.5	241.7	236.7	249.9	255.1	243.4	237.8	234.9	225.9	219.8	219.8	217.3	218.9	-9999.0
146	Kara Sea	277.5	275.0	272.0	265.9	259.7	251.1	244.1	240.3	241.3	248.9	253.5	258.0	261.8	253.5	242.5	244.6	251.8	253.7	245.5	233.3	225.1	221.7	220.4	225.6	232.7	235.1	228.9	215.5	208.5	211.3	-9999.0
148	Laptev Sea	280.0	277.2	274.8	268.0	265.3	270.7	261.1	251.8	243.1	225.9	226.3	232.5	227.9	235.0	237.9	246.3	237.0	225.9	214.5	198.5	197.4	198.4	203.2	202.1	196.5	194.4	201.7	210.6	205.6	193.5	-9999.0
150	East Siberian Sea	257.5	256.7	241.9	244.8	247.8	248.4	248.8	258.5	256.0	269.3	266.4	257.5	241.7	235.0	230.4	221.1	225.3	226.4	215.3	216.2	211.8	201.5	198.3	197.7	194.2	193.8	209.1	215.2	213.4	201.9	-9999.0
152	Gulf of Alaska	252.8	240.9	246.0	249.2	247.6	253.6	248.7	243.9	243.0	243.1	251.8	250.1	245.5	241.2	237.0	246.3	251.8	251.2	254.9	255.4	246.8	246.2	249.8	242.7	246.8	235.1	225.0	215.8	218.4	233.1	-9999.0
154	Southeast Bering Sea	264.2	261.5	260.9	256.9	256.9	253.8	256.8	256.6	258.6	256.5	260.8	259.4	253.4	245.6	265.4	275.5	271.8	250.9	260.4	258.4	254.4	258.4	262.0	239.9	251.1	239.1	231.5	218.9	218.1	213.4	-9999.0