1953 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	285.4	282.6	284.2	286.9	291.4	288.0	289.0	287.2	285.8	284.8	283.1	282.6	282.2	279.0	276.9	276.5	272.8	273.0	270.9	268.4	264.0	262.7	261.3	260.5	255.4	250.2	250.7	251.9	252.3	255.8	-9999.0
34	Hudson Bay	329.7	315.8	318.8	312.7	308.4	288.9	294.2	304.9	313.4	319.1	311.6	287.0	301.5	300.0	290.0	292.7	294.7	298.4	299.3	287.4	272.0	269.5	288.6	287.1	279.6	277.3	274.6	280.4	278.3	285.7	-9999.0
36	Hudson Strait	308.9	314.1	257.8	249.0	313.0	318.1	299.0	306.7	285.5	272.9	285.8	280.1	268.6	279.6	262.6	230.2	234.5	248.0	291.0	297.8	301.6	246.5	226.7	288.9	241.0	234.9	224.6	227.5	224.7	238.2	-9999.0
98	Bering Strait	286.1	279.1	284.0	277.5	296.1	286.1	282.9	266.9	271.0	271.2	275.0	276.0	281.6	276.5	274.3	267.9	256.0	272.7	271.4	274.0	274.5	265.6	262.3	259.9	246.0	246.3	249.6	250.6	254.7	264.2	-9999.0
128	Arctic subocean	250.2	245.8	243.8	250.7	218.7	214.6	216.3	213.5	217.5	210.0	215.9	217.7	226.8	229.7	214.9	232.3	200.1	179.8	185.2	179.0	183.7	178.7	208.1	225.5	195.2	186.1	174.4	166.5	173.4	166.4	-9999.0
130	Chukchi Sea	245.7	274.4	305.2	273.9	254.1	236.9	254.3	247.9	255.0	263.9	261.8	259.9	238.3	247.7	250.7	257.7	255.2	259.3	271.3	278.9	290.2	294.7	277.1	285.9	255.7	243.4	229.2	236.5	280.0	274.7	-9999.0
132	Beaufort Sea	271.1	277.0	287.4	296.7	292.3	300.7	289.6	288.4	279.1	285.3	291.0	316.5	313.4	297.2	292.9	298.0	280.1	281.3	278.1	267.4	272.2	280.7	265.4	265.4	278.1	266.4	269.0	258.3	250.6	242.7	-9999.0
134	Arctic Archipelago	281.4	267.2	267.7	272.8	264.2	248.8	262.3	246.9	227.4	237.3	231.9	234.8	242.0	256.8	263.6	256.6	228.9	228.1	224.6	210.3	203.6	205.0	205.9	214.1	213.8	212.1	225.2	238.9	238.2	216.7	-9999.0
136	Foxe Basin	259.6	250.4	248.8	252.7	276.0	306.1	282.5	279.4	267.3	241.7	234.9	239.2	245.2	226.8	250.7	266.8	256.4	238.0	232.7	231.7	238.8	240.0	243.7	232.0	241.4	234.0	230.4	215.9	214.2	219.1	-9999.0
138	Baffin Bay	209.8	203.7	199.5	198.5	197.6	207.9	237.8	237.7	229.3	218.7	201.0	198.9	188.3	185.7	193.7	198.4	179.2	183.0	170.0	182.7	179.0	164.2	183.5	186.1	174.2	167.8	163.5	153.7	164.5	152.8	-9999.0
139	South Greenland	216.4	206.2	203.4	207.2	230.7	232.6	252.7	243.8	247.4	236.4	217.4	236.8	237.3	219.8	209.5	203.3	235.5	216.1	215.2	219.3	216.4	218.4	232.7	211.5	195.8	191.8	191.1	182.7	169.4	160.8	-9999.0
140	Greenland Sea	208.7	221.5	207.5	204.0	174.0	174.6	191.7	202.5	193.1	182.4	174.9	178.8	187.8	201.4	197.3	203.5	180.3	160.4	173.9	173.9	168.7	157.8	150.6	188.1	203.0	169.9	154.8	154.9	148.5	155.7	-9999.0
142	Norwegian Sea	284.4	300.2	307.8	272.6	267.6	296.8	332.3	301.0	289.9	278.6	284.2	291.3	271.9	297.8	322.2	306.4	309.4	302.1	305.2	307.4	290.4	287.2	283.8	289.2	287.9	287.7	314.6	330.9	303.5	296.9	-9999.0
144	Barents Sea	303.2	285.3	294.1	322.7	304.2	273.6	267.4	290.1	285.1	268.0	265.6	270.5	268.5	274.2	285.5	283.9	273.9	276.5	260.0	281.8	265.6	252.1	259.2	262.2	248.0	252.5	257.9	261.2	269.8	290.8	-9999.0
146	Kara Sea	303.9	310.2	314.3	312.0	314.9	316.3	309.7	301.5	307.6	306.1	305.6	300.7	298.5	296.9	295.5	302.9	301.1	298.2	295.4	291.0	280.8	280.7	266.1	258.6	262.8	266.4	273.5	278.0	282.7	291.7	-9999.0
148	Laptev Sea	263.6	260.7	260.8	271.5	289.9	294.7	302.0	301.3	289.6	291.5	295.9	300.6	289.9	276.2	282.7	264.6	263.2	271.7	272.4	282.0	286.6	291.4	292.2	284.5	264.3	245.2	242.2	237.8	236.6	239.1	-9999.0
150	East Siberian Sea	296.7	287.4	276.4	281.6	304.1	304.1	303.0	301.6	299.9	300.0	295.8	289.3	287.1	297.9	272.5	277.4	285.9	280.6	265.1	240.0	244.8	244.8	245.1	271.1	275.4	266.2	249.4	269.4	267.1	269.3	-9999.0
152	Gulf of Alaska	286.4	275.0	297.3	321.9	317.0	279.9	275.2	274.3	275.7	267.2	279.7	302.3	304.5	288.0	267.9	275.0	285.9	278.0	270.3	263.4	255.3	274.5	284.9	277.0	255.5	258.5	256.2	239.3	230.5	224.7	-9999.0
154	Southeast Bering Sea	280.3	265.9	262.6	294.8	303.3	303.5	293.1	281.0	282.2	281.4	267.3	262.1	275.8	279.0	294.4	307.8	295.9	291.4	284.6	269.7	306.5	304.9	297.8	265.4	280.1	261.3	251.3	229.9	227.2	252.5	-9999.0