1966 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	284.6	281.8	278.2	276.6	275.6	273.4	272.2	273.6	273.5	271.0	269.1	271.0	271.5	270.9	273.9	274.1	273.9	274.7	274.0	271.4	269.1	266.2	264.7	262.6	262.1	260.5	259.3	256.8	252.1	248.2	-9999.0
34	Hudson Bay	317.4	309.1	308.0	307.0	302.5	301.7	305.7	310.6	304.0	292.0	300.4	310.6	296.2	268.3	270.8	274.7	277.9	283.8	295.7	301.0	294.0	284.9	277.5	275.0	267.6	271.8	271.9	275.9	265.7	263.9	-9999.0
36	Hudson Strait	268.8	274.9	272.1	272.9	276.7	279.4	292.6	270.8	269.5	259.1	254.6	283.7	314.9	279.8	260.0	243.8	257.5	257.8	240.9	270.9	304.5	289.0	298.5	306.6	301.4	293.7	284.0	261.9	267.8	259.0	-9999.0
98	Bering Strait	270.4	270.8	261.7	268.8	272.4	266.6	261.1	262.5	268.0	255.7	246.8	279.1	280.9	262.4	283.5	283.6	268.1	265.6	271.9	262.2	254.7	255.1	268.4	261.0	269.9	281.5	273.5	262.6	265.7	272.8	-9999.0
128	Arctic subocean	242.5	244.4	234.5	230.6	230.3	223.1	185.9	179.8	179.2	192.0	192.2	188.4	201.2	206.6	186.0	200.0	209.9	219.1	233.4	235.0	216.1	196.1	196.1	188.8	204.1	192.1	168.9	157.6	160.8	149.2	-9999.0
130	Chukchi Sea	248.7	253.0	253.4	258.7	264.4	266.8	258.8	275.1	271.3	247.7	253.8	279.0	275.4	272.3	262.2	284.3	278.8	265.9	276.8	262.7	252.8	277.1	279.8	259.8	253.1	267.3	264.4	275.2	273.1	268.9	-9999.0
132	Beaufort Sea	296.7	291.8	284.3	295.3	298.9	284.2	274.4	265.2	274.3	281.6	265.3	251.0	274.7	283.5	279.7	290.6	295.7	308.4	296.1	276.0	270.9	271.6	271.7	266.9	274.3	266.2	271.5	275.2	263.4	273.8	-9999.0
134	Arctic Archipelago	291.1	274.0	257.3	252.3	247.2	243.6	226.7	229.8	233.5	254.4	261.6	245.9	236.2	269.0	253.7	222.7	225.6	268.4	299.3	270.1	234.5	230.7	232.9	218.8	209.1	203.6	214.2	216.5	212.7	212.7	-9999.0
136	Foxe Basin	263.7	269.7	271.8	256.5	247.9	258.2	246.8	250.1	249.7	242.1	237.2	263.7	258.4	245.3	249.1	253.6	232.2	237.7	268.4	300.4	307.6	269.0	262.4	260.9	266.0	290.7	265.2	268.0	263.2	257.9	-9999.0
138	Baffin Bay	228.7	234.2	217.5	190.9	182.5	182.1	168.4	162.0	161.2	168.8	175.4	185.2	169.7	160.9	177.4	184.8	166.0	178.0	197.6	244.0	247.0	221.4	209.3	192.2	171.5	168.3	162.4	167.7	187.5	185.8	-9999.0
139	South Greenland	193.1	189.4	194.3	198.1	201.2	199.0	195.1	202.4	209.3	201.7	188.8	178.5	171.6	196.4	200.8	220.3	236.8	214.4	187.1	168.9	192.8	220.4	225.8	219.1	218.3	225.2	232.5	225.1	222.8	203.7	-9999.0
140	Greenland Sea	193.7	212.9	197.3	178.0	166.8	177.3	172.4	165.7	160.8	159.8	154.6	146.8	142.9	137.1	134.7	139.7	151.0	159.5	160.6	199.4	215.8	203.3	190.2	173.8	170.4	159.7	148.3	144.2	146.0	140.4	-9999.0
142	Norwegian Sea	302.0	284.0	303.4	295.5	318.1	315.1	311.1	273.9	261.2	257.2	280.6	282.7	302.3	294.8	291.9	286.3	272.4	275.9	315.2	287.2	268.0	275.0	288.0	289.8	270.8	256.0	249.3	252.4	280.6	278.3	-9999.0
144	Barents Sea	283.2	315.1	303.6	318.9	319.9	317.1	326.2	323.9	298.6	274.6	257.1	265.1	264.4	277.6	302.5	303.6	294.1	284.5	279.1	275.6	281.6	268.8	263.5	260.9	258.2	262.2	278.7	280.9	271.4	263.6	-9999.0
146	Kara Sea	306.1	291.6	287.9	283.1	281.9	288.5	290.9	294.5	300.6	302.3	303.1	300.5	307.8	306.8	305.9	300.9	297.5	291.5	290.9	293.8	292.9	292.9	287.8	280.1	283.8	283.4	274.5	271.9	274.4	271.1	-9999.0
148	Laptev Sea	280.1	286.1	292.4	285.9	281.4	265.3	261.0	264.9	263.2	261.0	262.3	270.7	265.4	274.4	279.7	278.2	281.6	281.2	263.1	255.5	254.0	257.0	255.2	273.8	269.9	251.7	256.8	250.5	230.0	217.0	-9999.0
150	East Siberian Sea	268.3	275.3	271.1	272.6	283.4	278.3	295.9	306.8	299.0	288.1	269.3	246.9	251.1	257.9	256.4	269.0	280.6	273.6	279.9	262.1	253.2	238.5	250.0	253.7	247.2	260.3	258.1	247.7	242.4	240.2	-9999.0
152	Gulf of Alaska	280.1	268.1	262.8	273.0	264.1	274.6	272.2	259.0	250.5	261.3	277.1	317.3	298.4	290.8	321.6	297.7	270.9	280.6	285.1	279.4	266.8	242.5	251.1	276.1	312.4	296.1	285.7	274.2	279.8	276.8	-9999.0
154	Southeast Bering Sea	290.0	288.9	282.7	270.6	271.0	294.4	274.4	259.7	266.6	290.1	318.7	308.8	297.3	270.5	311.9	309.1	286.7	287.2	286.4	277.0	269.1	270.2	270.0	256.1	278.8	300.5	302.2	290.0	296.2	276.5	-9999.0