1973 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	232.5	235.3	233.7	232.6	233.2	235.4	235.7	237.6	240.0	238.2	236.6	234.8	237.8	238.6	241.9	244.0	246.7	245.6	246.4	248.9	248.9	250.7	254.5	258.1	259.7	261.4	263.7	263.9	262.1	267.4	269.2
34	Hudson Bay	227.0	236.4	241.8	243.0	252.8	255.3	271.3	278.3	281.0	270.6	262.4	251.9	249.2	267.3	267.6	255.0	280.8	279.8	272.7	280.9	286.3	288.2	284.5	281.8	281.7	291.6	296.8	280.2	268.3	282.1	279.3
36	Hudson Strait	228.3	214.9	202.2	210.8	178.6	190.0	214.8	254.1	258.0	274.4	276.4	286.5	285.5	259.8	246.9	247.0	269.1	249.6	222.3	254.0	274.3	250.5	244.9	230.7	248.0	270.4	269.1	260.1	251.7	257.0	235.3
98	Bering Strait	245.4	237.0	236.4	238.7	236.7	234.8	230.3	225.3	221.1	225.3	230.4	238.2	244.5	251.0	270.8	255.6	249.7	243.2	248.0	244.6	241.0	236.2	237.0	254.9	256.5	242.1	252.5	261.3	253.8	261.8	256.6
128	Arctic subocean	174.7	176.7	179.1	167.1	154.5	163.8	164.7	154.9	163.1	155.8	156.3	153.5	156.7	164.8	175.7	164.2	170.8	175.6	187.2	210.6	216.6	224.9	211.2	209.7	205.8	211.0	210.3	211.0	240.0	242.0	257.4
130	Chukchi Sea	228.1	250.1	232.0	240.6	228.4	232.8	223.6	222.3	200.9	198.3	212.5	223.1	264.2	252.9	267.4	276.9	225.6	209.4	203.2	224.8	233.0	223.5	237.4	227.4	245.0	273.2	245.5	251.3	256.5	250.1	234.4
132	Beaufort Sea	246.8	249.8	253.0	260.0	264.7	262.2	254.8	249.4	249.9	254.0	244.5	244.6	274.7	270.7	259.3	285.5	263.7	253.5	259.6	264.5	263.4	266.9	268.8	283.5	292.4	289.0	295.1	303.6	287.4	295.8	290.4
134	Arctic Archipelago	206.7	224.7	205.4	184.2	188.2	204.6	192.6	192.9	204.8	204.4	198.8	204.4	227.1	206.9	201.8	216.7	223.2	203.9	195.2	192.0	212.9	245.7	252.0	260.3	249.4	240.8	238.0	233.2	237.5	236.8	230.2
136	Foxe Basin	255.2	226.6	227.4	186.2	168.9	176.6	185.6	203.9	170.5	186.3	193.4	172.1	180.9	234.3	214.6	203.2	234.8	252.6	216.8	216.1	205.5	195.4	239.9	266.2	280.1	259.9	226.6	238.3	262.8	261.6	249.1
138	Baffin Bay	187.6	204.9	192.2	179.4	179.2	183.9	171.2	156.1	141.6	137.3	137.3	150.5	139.9	146.0	134.9	133.0	146.4	196.5	226.5	191.2	172.4	166.2	175.9	178.8	184.4	188.8	196.2	191.7	191.7	196.6	208.4
139	South Greenland	214.6	215.5	203.1	205.3	200.8	176.7	157.0	172.9	191.4	178.1	176.9	180.6	189.5	192.1	182.3	181.3	178.9	201.5	215.8	207.5	194.4	198.0	202.9	206.9	210.7	205.1	212.9	212.3	211.0	221.3	228.4
140	Greenland Sea	153.1	168.6	170.4	172.5	165.8	172.3	183.1	157.8	145.0	150.2	164.8	149.9	146.3	145.6	153.4	155.8	146.9	148.1	199.2	183.5	175.1	177.9	177.3	182.0	187.9	189.4	188.8	186.1	192.2	204.3	194.4
142	Norwegian Sea	270.2	277.2	259.4	256.1	258.1	269.6	249.8	254.2	274.3	279.1	263.8	255.2	275.4	282.1	266.9	249.6	248.4	258.7	294.4	297.5	274.2	284.7	279.5	260.4	254.3	263.3	284.7	270.8	280.7	298.0	284.0
144	Barents Sea	274.7	267.1	268.2	272.3	256.0	254.6	271.5	254.7	228.1	236.5	268.5	272.7	289.1	293.1	281.4	281.7	280.8	259.9	247.5	264.6	264.6	275.3	288.3	299.0	268.8	234.8	254.3	262.5	248.1	250.4	268.8
146	Kara Sea	243.6	243.9	243.9	246.5	251.2	254.8	244.4	253.0	262.2	260.0	245.5	237.7	229.4	237.5	258.2	264.2	263.0	260.4	256.7	256.7	251.9	251.8	259.2	264.7	273.9	280.7	278.7	278.8	275.9	279.2	287.4
148	Laptev Sea	222.9	233.0	232.8	224.8	226.0	235.1	243.6	235.9	238.3	235.6	248.7	256.0	258.9	235.5	229.4	229.4	235.0	243.9	249.6	254.7	258.7	257.2	259.4	253.8	245.2	255.9	260.8	266.2	273.1	274.8	276.6
150	East Siberian Sea	219.9	208.4	210.0	204.2	190.9	192.8	210.7	224.6	232.5	231.3	231.4	221.7	214.6	206.3	211.3	219.6	221.3	214.9	216.4	222.8	230.3	239.1	239.9	237.4	246.7	245.4	237.7	243.8	269.7	273.3	273.8
152	Gulf of Alaska	276.4	263.2	250.0	240.5	265.9	245.1	236.6	245.8	244.3	239.9	245.7	255.4	245.0	275.4	277.9	259.2	288.7	271.8	261.9	259.2	268.7	242.8	245.1	264.7	259.7	253.5	248.0	254.9	251.9	251.3	241.2
154	Southeast Bering Sea	274.8	262.0	245.9	262.9	258.1	241.8	245.6	245.1	246.4	243.9	246.2	233.6	248.3	264.8	269.9	267.9	266.6	254.7	277.4	287.3	268.4	273.5	259.4	254.9	276.7	265.8	269.3	271.4	265.3	265.8	275.7