1964 06 - 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	265.9	270.0	274.6	272.5	270.6	273.5	277.5	280.0	281.8	281.3	280.7	281.1	280.4	278.4	278.7	280.8	286.5	291.5	295.2	294.4	294.6	291.5	292.7	292.6	293.3	294.5	294.8	296.7	297.9	301.3	-9999.0
34	Hudson Bay	255.1	258.7	265.3	273.5	280.5	284.1	290.9	302.8	293.4	276.0	294.8	313.6	305.4	282.5	277.0	279.1	297.6	304.7	306.8	294.0	296.9	307.4	308.3	292.7	293.5	302.7	314.8	319.6	326.7	317.4	-9999.0
36	Hudson Strait	272.4	248.1	251.7	252.4	262.4	277.0	265.1	252.0	286.3	291.7	262.4	276.9	290.3	270.5	256.3	279.9	265.9	251.6	245.0	249.4	269.6	257.6	261.1	231.5	242.0	246.9	257.5	241.7	245.4	304.8	-9999.0
98	Bering Strait	275.8	274.7	279.5	276.1	280.4	280.8	282.4	289.9	297.6	302.2	299.1	295.9	291.5	289.9	291.9	295.2	300.4	302.0	310.8	308.9	300.5	300.2	302.4	300.7	275.2	263.2	269.3	284.4	287.6	292.6	-9999.0
128	Arctic subocean	218.4	211.9	210.0	214.5	220.2	222.8	223.4	221.2	223.6	221.4	226.6	219.1	225.7	237.7	219.8	220.1	221.2	218.4	224.1	227.5	234.8	224.8	225.0	232.3	228.4	219.2	221.4	231.9	230.8	224.9	-9999.0
130	Chukchi Sea	254.9	249.3	254.2	253.7	248.5	263.0	274.3	280.7	271.8	270.3	281.9	277.4	268.2	267.0	265.7	270.1	268.4	277.0	276.9	283.2	289.5	292.6	294.2	276.8	238.1	243.6	247.6	258.3	261.2	275.7	-9999.0
132	Beaufort Sea	277.5	283.9	283.4	280.2	290.3	295.4	296.3	282.4	286.1	296.9	289.4	273.0	275.2	271.4	279.2	296.2	302.3	303.7	305.5	304.7	302.3	290.3	289.5	297.1	292.2	286.3	272.2	286.8	283.0	291.5	-9999.0
134	Arctic Archipelago	226.9	247.8	248.3	239.0	236.9	241.3	255.9	251.3	254.6	243.7	235.3	243.0	235.2	246.0	248.4	239.5	228.5	233.7	238.8	236.9	242.0	230.9	233.0	237.9	260.8	276.4	278.2	263.7	267.4	281.9	-9999.0
136	Foxe Basin	242.1	249.4	247.8	245.5	235.5	240.8	268.8	270.5	270.2	281.4	271.2	272.5	237.6	231.2	254.1	245.8	243.6	246.9	233.0	237.1	234.0	232.6	233.9	240.3	240.1	237.3	243.2	270.6	270.3	268.4	-9999.0
138	Baffin Bay	212.2	187.6	205.0	206.7	199.0	200.8	203.1	208.7	211.2	203.8	200.0	199.7	206.2	224.6	216.1	205.8	210.4	217.7	239.5	247.5	248.6	232.0	214.7	199.4	204.0	198.5	201.5	210.5	213.3	208.1	-9999.0
139	South Greenland	230.5	223.9	222.4	216.4	208.8	205.4	210.4	215.7	209.2	210.7	215.5	214.9	208.7	205.6	229.2	213.1	228.4	250.6	257.8	253.1	220.7	212.4	213.7	207.4	219.4	219.7	210.8	211.2	207.3	209.9	-9999.0
140	Greenland Sea	223.4	195.8	188.5	184.0	190.1	197.6	207.5	213.4	203.3	197.1	185.7	193.3	190.6	196.2	202.1	213.0	210.4	211.0	245.4	254.9	240.9	221.6	204.1	209.0	196.0	196.9	195.8	193.0	201.1	200.9	-9999.0
142	Norwegian Sea	255.3	239.0	277.3	284.1	278.9	280.7	260.3	300.9	298.9	281.4	295.3	302.8	305.5	337.7	327.2	301.8	299.5	282.5	284.8	296.8	289.9	305.9	332.4	329.9	315.5	306.7	316.7	281.8	286.0	280.2	-9999.0
144	Barents Sea	292.6	279.0	253.2	274.0	305.9	290.1	280.8	259.8	273.5	308.2	292.3	279.7	303.7	296.9	295.5	310.2	318.8	317.5	305.9	307.8	327.9	296.2	287.2	308.4	322.5	328.4	314.0	315.4	321.9	325.0	-9999.0
146	Kara Sea	299.7	309.3	313.2	295.1	269.0	276.0	287.2	295.5	294.6	290.1	288.6	294.4	301.1	304.1	299.8	297.0	297.7	302.9	309.0	315.5	320.3	321.1	325.0	325.5	323.2	319.3	316.9	317.8	316.5	319.5	-9999.0
148	Laptev Sea	240.8	252.0	278.1	289.2	295.4	290.8	281.6	282.2	290.6	296.1	299.8	291.5	271.5	269.2	280.2	290.0	298.3	302.9	301.9	302.2	306.1	303.9	307.5	310.0	312.4	322.6	325.2	320.0	323.5	329.3	-9999.0
150	East Siberian Sea	254.7	271.1	260.6	260.4	274.6	294.1	308.0	307.4	308.9	311.1	305.5	287.4	302.3	306.8	293.6	290.1	295.0	304.7	312.7	292.9	272.4	279.2	283.1	293.9	301.4	301.1	312.7	315.6	310.1	316.0	-9999.0
152	Gulf of Alaska	279.5	287.2	291.4	281.4	297.9	284.1	277.6	284.2	308.0	302.2	273.5	281.8	288.4	296.8	280.4	281.2	295.3	306.5	302.9	280.7	277.3	280.7	290.2	302.0	308.5	296.9	292.9	290.6	299.0	287.0	-9999.0
154	Southeast Bering Sea	288.9	286.3	292.8	308.1	306.6	299.3	291.5	303.7	306.8	298.2	298.1	299.1	296.5	312.6	306.0	292.8	314.2	313.0	299.9	307.2	288.9	286.6	298.7	302.6	319.2	312.2	304.1	310.6	290.0	284.3	-9999.0