1956 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	267.1	270.5	273.1	276.6	280.5	283.9	284.0	284.9	289.0	290.6	293.0	290.4	289.0	287.1	289.8	296.4	300.8	300.8	301.2	301.6	298.9	296.7	298.9	299.9	298.8	300.7	304.0	306.5	307.1	309.5	-9999.0
34	Hudson Bay	288.2	293.9	301.7	308.5	311.1	312.8	313.2	305.0	319.1	328.9	335.2	322.5	313.0	299.3	287.7	295.9	312.7	321.2	335.5	335.8	326.3	306.1	302.6	305.8	303.3	302.6	305.6	307.2	310.5	313.3	-9999.0
36	Hudson Strait	244.5	264.0	239.5	225.0	219.4	231.9	219.6	228.5	271.7	275.7	294.3	270.0	255.9	267.7	288.3	276.5	260.7	252.4	287.3	300.3	285.0	257.7	262.1	262.7	280.0	292.8	272.9	283.2	306.3	296.1	-9999.0
98	Bering Strait	257.1	265.1	269.5	267.8	268.0	270.8	269.1	273.2	280.0	280.8	284.7	292.1	291.2	292.0	293.8	302.3	299.5	313.3	310.0	307.6	297.4	288.4	282.0	283.1	285.6	288.1	294.9	305.5	310.9	309.4	-9999.0
128	Arctic subocean	194.2	195.3	202.1	204.5	207.4	204.6	223.5	217.5	206.5	200.7	206.2	214.7	214.0	223.1	244.5	242.0	248.4	238.1	246.1	259.2	263.5	252.7	273.5	256.5	261.2	266.4	257.2	248.4	247.9	265.7	-9999.0
130	Chukchi Sea	224.8	229.8	252.8	278.9	274.2	256.0	247.6	247.7	258.3	253.9	270.6	281.2	281.2	287.6	297.3	304.2	281.3	278.6	273.7	268.5	274.8	273.1	246.8	242.4	264.2	247.1	267.0	297.4	303.3	284.4	-9999.0
132	Beaufort Sea	285.7	276.8	291.5	303.3	314.2	304.4	284.8	278.5	283.3	280.7	286.5	279.5	267.3	268.9	283.8	304.4	313.4	312.0	318.5	321.1	312.8	307.0	308.9	305.1	308.0	304.4	307.6	306.4	307.1	307.7	-9999.0
134	Arctic Archipelago	223.6	206.5	209.6	217.3	234.4	255.2	270.4	268.1	257.9	251.3	243.3	235.6	245.8	238.0	238.6	251.6	271.9	286.0	275.3	268.4	268.4	287.9	292.3	291.9	282.9	276.8	276.8	279.2	278.5	286.7	-9999.0
136	Foxe Basin	268.4	268.5	247.3	239.2	227.3	215.5	218.3	263.1	261.1	265.7	275.0	242.9	244.0	253.5	257.3	243.9	233.3	241.4	263.8	248.3	250.6	270.6	280.6	258.5	258.7	254.0	257.4	261.6	269.8	282.7	-9999.0
138	Baffin Bay	187.4	186.8	194.4	199.6	188.6	183.8	189.8	189.8	181.8	188.0	207.4	209.0	211.0	207.5	214.0	216.5	213.7	220.7	217.2	219.3	234.3	232.5	248.2	241.6	243.5	238.4	234.8	226.2	226.9	232.6	-9999.0
139	South Greenland	212.9	213.4	215.2	219.5	216.3	218.8	210.4	210.3	218.1	220.6	225.1	221.2	229.0	246.5	241.9	237.8	232.0	230.8	230.2	231.3	235.5	240.1	242.3	242.0	243.0	246.6	245.5	241.0	225.9	222.1	-9999.0
140	Greenland Sea	184.6	194.1	196.4	207.9	216.0	212.2	196.6	210.4	206.9	215.5	216.1	214.4	205.0	203.4	217.4	211.5	223.7	218.7	216.7	218.6	223.3	221.7	232.1	244.4	233.8	245.0	244.8	240.7	218.9	220.6	-9999.0
142	Norwegian Sea	299.5	292.4	299.8	286.4	293.7	295.3	282.1	312.4	298.8	323.4	337.9	343.0	328.6	326.2	300.2	285.5	324.9	304.3	303.4	306.1	292.8	284.6	313.9	297.0	293.0	288.8	288.1	303.2	313.7	304.4	-9999.0
144	Barents Sea	275.3	303.6	299.3	302.0	301.0	305.1	302.4	291.1	323.0	292.9	280.7	301.2	316.1	324.6	330.0	324.8	319.3	316.3	302.6	307.9	315.9	331.2	315.1	294.3	306.5	334.4	323.5	329.9	352.8	339.7	-9999.0
146	Kara Sea	296.9	293.8	290.2	292.8	301.4	305.9	304.3	308.2	307.7	311.7	312.3	311.0	306.9	297.4	303.4	312.8	314.1	304.5	300.4	299.1	298.5	300.0	309.1	314.4	311.3	314.0	322.4	324.5	323.3	332.3	-9999.0
148	Laptev Sea	259.6	270.3	273.2	276.5	276.2	282.7	290.6	298.6	305.3	309.0	309.8	305.9	309.2	313.1	310.3	313.4	323.0	330.6	329.1	328.2	321.6	315.8	318.3	324.9	322.4	317.8	320.1	329.5	330.7	326.9	-9999.0
150	East Siberian Sea	247.9	264.6	269.6	264.3	266.0	280.7	294.7	289.9	267.1	272.9	276.6	280.3	289.4	298.7	307.1	316.3	308.8	297.7	300.0	312.3	311.2	320.2	317.0	313.5	307.1	317.5	325.6	312.7	298.3	310.2	-9999.0
152	Gulf of Alaska	262.4	270.0	265.3	262.5	267.7	273.3	298.9	289.7	285.3	285.1	281.9	287.0	275.4	276.2	280.8	295.0	285.3	300.7	287.5	282.1	281.7	287.2	283.2	278.8	277.3	277.2	288.8	298.8	306.2	303.8	-9999.0
154	Southeast Bering Sea	263.8	262.0	300.1	289.8	287.4	284.9	302.3	314.3	313.3	300.2	296.2	295.3	302.6	297.0	298.3	299.2	313.5	309.8	312.3	299.4	303.2	292.1	281.5	307.6	279.4	288.3	301.4	305.0	309.2	319.4	-9999.0