1999 09 - daily  - mean of NCEP mean Daily Downward Longwave Radiation 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	282.8	281.1	284.2	282.4	282.7	281.0	278.2	275.4	273.6	273.1	269.5	267.2	266.9	264.5	260.6	261.8	263.6	263.8	265.0	263.4	263.9	265.7	263.6	256.7	252.8	249.0	250.1	248.1	246.3	242.1	-9999.0
34	Hudson Bay	318.9	297.6	304.5	304.9	312.5	313.6	311.0	309.5	297.0	298.5	302.1	299.5	301.8	287.2	285.7	276.2	285.0	285.2	264.3	265.3	285.0	287.3	280.3	284.8	285.9	287.4	274.0	264.4	275.5	261.2	-9999.0
36	Hudson Strait	318.7	311.6	240.3	268.8	263.9	264.7	317.3	280.2	282.1	325.8	324.3	311.1	264.2	298.9	288.8	294.1	277.0	249.3	283.3	268.4	250.0	264.9	278.5	262.8	250.3	254.5	285.9	283.7	259.7	266.2	-9999.0
98	Bering Strait	267.4	283.6	302.1	286.6	271.7	263.1	266.3	268.1	273.6	274.0	283.1	295.2	298.9	281.2	281.7	275.8	271.2	283.9	269.4	265.2	263.2	261.0	274.5	252.3	246.7	240.3	228.2	219.2	208.5	205.0	-9999.0
128	Arctic subocean	230.0	238.7	236.4	208.4	198.9	190.7	193.4	191.9	209.9	205.2	204.4	218.2	203.1	191.0	208.1	203.7	196.2	202.1	212.5	226.6	214.5	204.6	216.0	219.0	195.3	187.3	212.0	212.3	209.1	208.8	-9999.0
130	Chukchi Sea	266.7	290.7	292.7	291.7	285.4	282.9	271.6	274.8	280.7	296.5	302.6	316.9	297.6	290.0	279.7	274.1	271.4	284.3	264.8	257.7	252.0	252.4	255.7	218.3	247.9	252.7	211.3	201.0	201.6	201.8	-9999.0
132	Beaufort Sea	273.7	270.7	284.0	302.4	306.6	303.1	282.6	280.7	296.3	286.6	268.5	272.0	276.4	272.6	272.9	282.5	272.4	275.1	300.2	295.7	273.8	272.2	310.7	266.1	257.4	242.0	242.0	238.7	238.1	222.1	-9999.0
134	Arctic Archipelago	241.8	246.0	238.1	243.5	266.4	283.4	265.6	246.0	260.1	258.8	250.6	237.9	254.8	263.9	232.2	224.3	216.5	220.8	249.2	275.6	260.4	237.4	243.9	267.1	266.5	261.4	246.8	237.9	227.6	220.8	-9999.0
136	Foxe Basin	225.0	228.9	264.6	260.4	236.8	243.4	273.5	269.9	244.9	264.7	250.2	237.7	235.2	263.5	260.9	265.6	251.0	248.0	238.8	232.3	250.7	253.4	248.0	256.5	281.2	282.6	273.9	254.6	238.6	243.8	-9999.0
138	Baffin Bay	187.9	185.7	204.1	190.3	183.8	172.4	170.3	173.2	169.7	174.3	168.4	170.0	171.3	182.6	184.0	202.4	196.8	184.8	183.7	177.8	187.7	216.2	204.1	176.5	161.8	190.0	242.6	225.0	205.2	195.5	-9999.0
139	South Greenland	222.1	196.9	195.3	194.6	185.1	183.3	183.1	176.4	169.7	169.2	175.1	186.0	209.9	190.4	174.4	188.7	218.7	232.9	219.8	226.2	240.7	243.6	206.9	223.1	218.8	191.9	216.1	237.2	207.5	179.8	-9999.0
140	Greenland Sea	238.6	229.3	233.9	219.5	204.5	186.6	190.4	190.6	188.3	183.7	183.5	167.4	146.4	135.8	150.6	145.4	172.1	180.5	182.6	175.8	191.7	197.5	212.4	187.4	179.7	150.7	173.6	180.2	182.6	161.6	-9999.0
142	Norwegian Sea	316.2	341.0	315.3	297.2	311.0	318.4	310.5	297.2	300.7	289.4	293.4	307.2	318.1	309.9	315.3	286.3	296.2	291.0	298.9	296.5	297.2	299.6	294.6	286.2	289.5	294.7	302.0	297.1	285.3	270.9	-9999.0
144	Barents Sea	284.4	301.7	327.2	313.1	294.7	294.4	299.9	304.4	306.2	292.6	282.0	280.6	286.2	297.0	301.9	296.1	286.9	273.8	266.4	252.9	270.6	276.3	255.4	278.2	278.5	275.2	286.6	285.9	293.4	307.0	-9999.0
146	Kara Sea	289.6	294.3	294.9	303.3	309.8	301.0	293.2	289.3	283.7	285.1	285.5	280.3	274.6	275.8	270.4	271.9	278.5	277.0	276.7	276.6	273.2	270.4	264.7	261.6	257.7	254.7	256.7	257.5	259.6	259.3	-9999.0
148	Laptev Sea	300.5	296.3	289.7	268.6	271.7	281.1	284.4	286.6	279.7	273.8	264.4	262.2	259.9	258.2	255.8	264.1	257.2	262.5	273.2	261.2	261.5	267.9	269.0	248.1	249.5	254.2	239.5	234.6	232.2	237.3	-9999.0
150	East Siberian Sea	294.9	289.4	300.1	299.0	282.2	280.3	281.3	275.3	281.8	291.6	270.7	250.1	250.3	256.9	248.5	250.8	247.2	237.1	245.1	258.5	250.0	265.5	245.0	254.0	224.4	211.8	239.1	252.3	246.8	234.2	-9999.0
152	Gulf of Alaska	293.2	314.6	311.0	277.1	263.1	267.2	267.6	274.6	279.5	271.1	283.8	303.0	303.8	276.7	301.7	281.2	307.8	300.1	295.4	284.0	285.9	298.3	278.3	270.8	263.6	245.0	257.2	260.1	253.4	277.8	-9999.0
154	Southeast Bering Sea	318.8	301.9	300.5	285.4	273.1	266.8	273.9	272.1	277.6	269.1	279.7	293.8	303.4	280.3	269.4	278.6	315.1	303.1	300.1	293.2	284.9	280.2	270.5	248.5	260.8	269.2	269.8	263.6	275.3	314.6	-9999.0