1964 05 - 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	231.2	230.0	234.0	238.5	241.5	241.1	240.5	235.0	233.1	230.9	229.4	230.9	238.9	239.3	245.6	248.5	251.7	253.8	253.5	255.3	257.9	255.0	254.9	258.6	258.4	254.6	249.8	252.7	253.4	258.1	263.3
34	Hudson Bay	276.7	282.2	278.5	283.5	294.4	305.1	301.8	289.8	279.4	282.2	264.9	248.7	260.6	264.4	272.2	266.3	269.7	280.7	270.0	270.5	298.9	289.0	278.9	274.5	278.3	270.9	254.7	257.3	255.2	248.4	252.0
36	Hudson Strait	230.3	230.0	210.0	196.7	220.8	217.2	189.0	206.0	227.5	243.7	264.3	248.0	266.8	229.1	224.6	260.7	257.0	233.9	224.9	232.4	221.5	230.2	216.4	231.4	257.8	264.6	272.5	274.2	281.5	278.5	281.7
98	Bering Strait	192.6	206.4	228.3	229.5	232.1	221.8	217.0	201.7	203.8	207.3	217.8	231.5	257.9	245.6	232.8	241.1	245.4	239.3	244.1	238.4	235.8	235.9	227.8	229.9	256.6	250.4	234.7	246.9	248.0	252.2	265.3
128	Arctic subocean	172.7	153.7	150.8	142.5	141.4	149.0	152.9	148.5	149.7	142.1	147.6	153.5	164.4	164.6	173.8	175.6	173.8	171.2	168.9	182.6	196.4	180.1	173.3	179.3	184.2	196.8	189.8	187.1	198.0	218.8	210.3
130	Chukchi Sea	194.6	191.0	195.7	177.8	209.7	205.5	197.2	178.2	201.2	214.3	249.7	255.3	276.1	256.7	220.6	222.2	246.1	268.9	263.8	239.7	225.8	227.0	229.8	216.8	225.4	238.2	236.0	254.1	268.3	260.2	256.3
132	Beaufort Sea	233.1	259.6	255.5	254.9	256.4	252.3	248.2	240.0	241.6	225.9	228.2	241.5	241.8	247.6	246.8	232.4	244.0	262.2	268.8	263.7	265.5	266.8	265.3	252.8	248.7	248.4	254.8	258.7	265.9	277.8	278.1
134	Arctic Archipelago	203.3	197.5	225.5	227.0	210.7	232.6	235.9	229.2	204.9	185.3	178.4	196.1	202.8	220.3	227.1	223.1	203.0	194.7	208.4	222.5	221.3	216.4	224.1	234.1	237.3	233.1	219.3	208.4	213.5	241.5	244.0
136	Foxe Basin	256.4	209.2	168.7	201.3	191.1	173.9	225.2	250.1	222.2	214.9	188.8	189.7	181.2	181.6	196.6	200.5	205.7	203.7	202.1	195.5	191.4	196.0	198.2	193.3	200.2	209.0	210.7	206.0	210.1	223.7	247.9
138	Baffin Bay	165.7	135.0	137.5	142.2	158.6	148.7	153.9	149.7	148.7	148.7	149.3	147.5	138.1	151.2	146.6	146.8	163.6	165.3	170.4	176.5	177.1	170.9	173.8	185.4	185.7	186.8	166.6	157.5	159.3	177.7	218.9
139	South Greenland	187.6	169.7	174.0	182.9	175.6	166.6	166.0	163.4	168.7	172.1	179.2	173.2	170.4	168.7	186.5	207.3	220.1	225.3	230.6	232.8	219.2	207.0	215.8	206.3	186.8	191.7	196.8	203.2	209.0	236.7	244.7
140	Greenland Sea	180.8	153.7	149.8	145.7	157.8	158.1	156.1	148.6	151.9	146.9	141.4	145.5	147.0	137.8	132.6	141.4	155.9	172.5	177.4	188.9	194.6	190.5	194.5	208.1	189.4	186.2	193.6	209.9	199.5	174.9	185.0
142	Norwegian Sea	271.3	261.7	249.2	267.8	278.6	262.0	258.9	290.9	282.3	281.0	277.8	270.8	289.9	269.6	264.3	262.6	253.3	252.2	274.2	278.8	292.7	288.7	291.1	291.9	296.9	303.2	301.2	273.2	281.1	268.9	263.3
144	Barents Sea	267.8	263.9	261.9	258.6	260.1	266.0	255.6	220.5	226.1	245.6	250.8	268.6	285.3	291.2	308.9	298.2	294.7	287.3	279.6	274.0	269.0	263.2	259.2	280.3	289.0	281.4	288.6	303.3	314.3	319.8	299.8
146	Kara Sea	232.2	237.3	245.2	248.7	247.4	251.4	257.8	258.8	252.7	242.2	232.1	232.4	239.9	248.8	268.6	283.0	286.7	284.2	281.1	282.2	281.1	280.2	293.6	291.6	278.7	271.8	266.8	270.7	269.5	275.2	285.5
148	Laptev Sea	234.5	214.1	220.2	229.8	235.3	222.1	217.5	217.6	232.4	238.5	252.5	249.3	251.9	236.5	226.2	228.1	234.0	241.2	246.3	243.6	248.0	246.8	231.5	254.2	264.8	256.3	260.6	261.6	251.3	249.0	239.9
150	East Siberian Sea	238.2	237.7	221.9	260.1	271.0	253.7	257.6	252.7	238.3	238.7	234.3	244.7	249.6	244.8	262.8	254.0	239.3	225.6	222.2	251.9	240.1	238.6	250.2	236.8	243.4	262.4	238.7	232.5	246.4	249.3	274.8
152	Gulf of Alaska	202.2	210.8	257.9	232.6	225.8	262.9	242.0	219.5	208.6	207.8	214.3	213.0	244.7	269.7	249.9	248.8	234.3	228.0	229.8	244.1	236.8	261.1	224.7	264.4	286.7	258.1	252.9	261.4	258.6	258.3	274.9
154	Southeast Bering Sea	212.7	234.1	278.0	236.7	227.0	224.8	211.4	203.8	188.5	187.9	203.3	234.9	296.7	253.3	251.6	229.7	250.0	262.0	258.7	257.2	276.4	252.2	234.2	309.1	272.9	255.1	247.8	247.1	253.1	260.4	270.5