1949 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	289.2	289.9	290.5	290.2	286.5	286.2	284.2	279.5	279.2	278.4	280.7	279.0	274.7	277.7	274.8	270.7	270.5	267.8	264.9	266.1	266.1	266.2	266.7	265.4	262.5	262.4	261.4	255.0	254.1	255.5	-9999.0
34	Hudson Bay	302.9	304.0	301.3	304.0	286.2	282.9	294.0	297.3	298.9	299.7	307.7	310.3	296.6	290.2	288.8	296.5	303.5	302.0	290.6	286.6	290.2	294.1	290.6	295.2	298.0	300.6	296.8	278.9	273.2	270.8	-9999.0
36	Hudson Strait	305.8	325.9	288.4	302.5	298.9	268.6	265.7	273.8	284.7	231.1	235.9	283.0	319.6	306.2	316.4	301.0	279.2	249.0	234.5	243.1	244.4	251.2	249.9	227.9	246.1	236.6	290.0	283.9	243.5	256.2	-9999.0
98	Bering Strait	301.7	298.8	299.4	312.8	308.3	306.0	280.3	263.6	265.1	273.4	291.5	296.6	281.7	282.3	277.2	267.0	265.6	266.1	260.7	260.3	248.6	249.1	255.7	249.7	288.5	276.3	275.8	253.1	253.7	265.8	-9999.0
128	Arctic subocean	223.8	251.8	254.2	227.8	242.6	226.0	216.1	201.6	200.7	208.2	199.0	195.7	183.6	187.0	200.0	209.0	217.4	206.6	219.7	217.8	216.6	215.4	196.6	188.0	199.3	196.8	182.9	168.7	183.3	171.6	-9999.0
130	Chukchi Sea	285.9	274.6	306.1	314.0	294.3	267.4	256.0	251.7	265.3	290.7	307.3	304.7	291.9	285.8	271.6	248.1	248.4	244.4	255.2	250.3	249.1	238.1	247.0	264.1	287.4	279.5	286.3	257.6	258.0	263.5	-9999.0
132	Beaufort Sea	321.7	313.6	312.9	306.4	307.4	318.4	315.6	302.7	280.9	266.6	256.8	274.6	293.2	297.4	304.1	300.4	294.2	277.8	277.8	272.5	271.7	278.7	285.7	298.9	278.1	294.6	300.6	283.5	274.0	298.0	-9999.0
134	Arctic Archipelago	247.7	244.4	252.4	261.1	293.3	302.9	269.7	223.1	224.3	230.0	236.4	233.1	239.6	274.9	285.8	285.5	275.7	262.4	232.4	232.4	245.0	260.1	258.5	247.9	228.9	218.8	224.1	230.4	196.1	190.3	-9999.0
136	Foxe Basin	268.7	296.0	303.4	276.8	256.9	301.0	297.5	274.1	243.7	228.4	243.4	257.9	248.9	237.4	264.3	265.0	255.6	251.9	255.8	241.1	225.8	220.8	227.2	242.4	245.9	218.2	216.5	222.8	221.9	210.1	-9999.0
138	Baffin Bay	223.6	223.0	227.2	225.2	211.4	207.4	206.8	216.0	200.3	212.9	200.0	192.9	186.8	195.5	196.7	176.5	178.7	181.6	189.3	177.5	179.3	174.0	177.8	179.3	169.6	166.5	162.5	158.6	151.2	154.6	-9999.0
139	South Greenland	205.7	216.1	228.6	214.6	201.9	195.2	215.2	214.9	220.4	209.3	244.7	211.2	192.9	226.5	184.2	167.1	172.7	176.0	179.2	219.7	231.3	215.1	207.9	200.5	199.3	174.6	155.9	167.8	193.8	180.5	-9999.0
140	Greenland Sea	178.5	186.1	195.4	203.2	195.7	183.1	163.7	158.1	176.3	190.6	196.3	208.6	159.7	156.7	160.5	182.4	172.7	165.9	164.4	168.2	176.8	171.5	170.5	169.3	184.1	164.7	192.5	179.0	173.1	167.2	-9999.0
142	Norwegian Sea	312.2	321.2	325.5	328.2	324.2	350.3	306.6	325.9	303.8	306.8	284.8	291.7	318.7	304.8	303.9	336.3	335.0	328.6	299.1	315.0	289.1	293.9	317.2	322.5	336.3	325.1	312.9	291.7	307.4	280.3	-9999.0
144	Barents Sea	322.2	315.6	297.9	272.8	278.0	295.1	321.8	336.6	328.6	324.6	306.0	284.4	298.3	295.9	268.3	255.0	264.9	293.6	308.2	312.8	299.9	269.8	273.8	279.6	263.9	282.7	283.0	283.9	274.2	280.8	-9999.0
146	Kara Sea	300.2	294.5	294.0	297.9	292.6	294.6	296.7	295.2	298.8	297.5	298.1	292.5	286.5	288.7	289.4	283.3	279.4	273.1	271.7	273.1	272.7	278.5	277.0	270.7	267.9	272.0	272.0	269.4	273.7	273.0	-9999.0
148	Laptev Sea	301.9	312.0	312.8	316.5	314.2	306.8	293.0	285.2	286.1	291.3	288.2	283.2	278.1	280.4	279.5	274.5	278.5	279.3	277.3	278.9	279.3	281.7	280.2	274.5	264.9	266.3	260.2	259.4	269.0	270.3	-9999.0
150	East Siberian Sea	256.3	259.8	276.3	268.6	268.7	270.8	271.9	269.6	271.7	272.3	275.2	278.4	278.6	274.5	264.8	263.2	266.2	272.9	275.2	269.9	263.0	244.1	256.2	261.5	244.4	236.4	225.3	222.0	217.3	209.5	-9999.0
152	Gulf of Alaska	309.7	330.4	328.4	321.7	332.8	305.4	288.9	270.8	270.9	285.3	304.8	311.0	290.2	297.3	284.1	281.1	281.8	273.1	266.2	264.3	278.4	280.8	287.4	279.5	316.2	295.1	295.3	260.2	267.9	277.3	-9999.0
154	Southeast Bering Sea	322.6	327.5	323.9	300.6	315.9	305.4	289.2	285.8	317.2	306.2	309.8	309.4	305.2	295.9	295.8	295.2	296.6	283.1	277.1	276.1	271.9	282.1	269.3	290.3	300.9	290.8	269.2	278.1	269.7	276.5	-9999.0