1953 11 - 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	207.8	202.8	199.8	204.2	203.9	202.2	202.1	207.0	209.1	206.2	201.5	202.1	199.1	199.7	204.3	207.4	204.3	199.1	196.1	198.7	201.8	201.6	200.2	195.1	192.2	197.3	197.2	197.3	190.3	185.8	-9999.0
34	Hudson Bay	241.1	248.9	237.9	219.3	234.1	246.4	239.9	235.3	260.2	242.7	238.7	249.6	262.2	259.4	264.7	267.9	260.2	238.5	223.0	216.0	233.9	240.2	253.6	246.2	233.4	236.8	223.3	238.6	241.0	224.3	-9999.0
36	Hudson Strait	177.6	175.8	175.4	187.4	204.5	240.9	248.4	229.2	240.8	251.5	235.6	225.1	199.8	166.9	168.1	194.6	264.2	261.9	243.7	217.8	175.4	205.2	255.5	247.7	236.6	279.8	252.4	210.8	194.8	199.0	-9999.0
98	Bering Strait	182.4	178.9	188.3	197.9	197.1	183.4	199.1	206.1	200.6	214.0	218.2	234.9	223.8	231.0	210.7	205.2	207.6	205.5	202.1	209.0	194.3	182.3	191.3	185.7	200.7	200.3	204.3	208.4	196.4	185.8	-9999.0
128	Arctic subocean	153.9	141.3	145.1	154.1	147.9	140.7	149.6	132.4	127.4	131.2	122.2	118.4	142.4	151.0	152.3	139.9	149.1	166.2	138.6	142.8	147.2	160.8	162.0	144.1	143.9	155.0	134.3	143.4	164.4	167.2	-9999.0
130	Chukchi Sea	168.5	180.3	156.6	192.3	218.3	226.8	242.8	236.8	234.9	230.6	214.5	234.2	210.6	201.7	191.4	178.7	199.2	231.7	212.6	196.7	171.0	157.9	151.1	150.1	178.7	180.4	179.5	184.6	192.9	175.0	-9999.0
132	Beaufort Sea	227.2	216.5	207.9	245.6	234.5	201.7	191.7	222.0	211.0	227.6	235.9	250.1	244.6	252.1	266.1	247.4	217.2	196.2	198.9	223.6	218.9	226.8	222.4	194.7	205.2	217.8	222.4	228.0	208.3	209.3	-9999.0
134	Arctic Archipelago	175.2	193.3	189.2	193.8	207.5	170.8	145.2	159.6	171.1	179.8	160.4	157.9	171.5	194.4	232.9	221.1	176.7	153.2	152.4	158.4	165.5	161.2	169.8	174.2	173.4	171.2	170.9	173.1	156.8	152.7	-9999.0
136	Foxe Basin	180.0	180.3	180.2	189.8	191.4	255.0	195.1	157.0	175.6	188.2	185.8	164.2	163.0	132.9	177.8	207.7	215.7	198.2	190.3	164.1	176.4	176.2	172.7	151.9	174.9	191.4	200.4	173.2	185.3	198.1	-9999.0
138	Baffin Bay	139.3	129.8	137.7	153.7	147.2	155.5	169.8	156.1	127.0	104.9	95.4	94.1	95.9	96.9	100.9	108.0	110.3	115.5	136.5	162.9	145.9	149.1	128.0	108.7	119.4	126.5	119.5	133.1	131.6	125.0	-9999.0
139	South Greenland	181.9	189.9	194.3	189.5	175.4	188.2	168.4	161.7	140.1	134.5	138.6	135.9	134.6	145.3	161.3	163.1	145.4	165.3	181.9	183.6	188.7	192.5	176.0	171.2	156.0	146.0	195.9	180.8	163.8	144.3	-9999.0
140	Greenland Sea	168.7	170.3	202.1	216.1	170.0	149.9	142.3	126.7	121.3	116.2	112.4	97.1	73.9	96.6	99.9	148.3	172.9	169.0	147.7	136.6	143.3	173.0	155.7	178.9	121.0	126.4	118.8	118.1	137.1	152.0	-9999.0
142	Norwegian Sea	266.2	270.8	269.2	284.1	271.7	259.5	294.9	282.3	263.3	265.0	267.0	261.8	242.8	242.8	218.6	282.9	259.5	285.9	258.4	256.5	266.5	266.8	282.1	262.9	272.1	271.2	291.2	268.6	251.4	284.0	-9999.0
144	Barents Sea	254.5	238.4	240.9	239.2	247.3	257.6	258.4	267.8	270.8	266.0	254.0	265.3	268.0	247.8	242.0	229.4	230.6	238.5	224.2	224.8	224.5	215.8	197.4	194.4	205.9	228.8	247.4	253.6	278.9	258.5	-9999.0
146	Kara Sea	213.8	200.8	197.7	197.8	193.9	195.8	203.3	206.3	208.7	201.7	189.9	185.2	182.2	183.5	188.5	203.7	208.3	205.9	208.3	207.9	216.1	212.4	202.0	201.4	198.3	201.9	193.2	191.9	181.8	185.1	-9999.0
148	Laptev Sea	193.1	186.6	178.3	188.7	192.3	197.5	195.7	204.6	206.9	203.3	201.7	192.9	181.1	179.5	181.8	181.3	175.9	177.7	176.3	175.7	169.2	165.5	168.9	168.4	165.4	167.5	176.5	169.5	154.9	146.1	-9999.0
150	East Siberian Sea	213.6	196.0	199.4	207.7	202.5	174.7	189.7	209.9	206.5	200.2	199.3	199.2	182.9	178.8	177.6	177.0	180.0	164.4	163.4	180.4	207.6	201.4	202.5	196.1	182.1	178.7	177.9	177.0	171.0	175.0	-9999.0
152	Gulf of Alaska	201.8	211.4	220.6	204.5	185.6	178.0	176.2	186.1	203.5	245.9	269.7	262.9	256.1	260.9	241.0	226.8	229.3	241.5	211.4	216.0	216.5	218.8	230.5	235.0	231.2	253.4	248.3	224.4	212.1	210.6	-9999.0
154	Southeast Bering Sea	207.6	216.0	179.6	172.0	175.3	175.5	190.9	216.8	216.2	214.4	236.1	241.6	258.4	255.0	232.3	211.4	249.3	225.9	224.6	247.4	231.9	218.2	245.6	235.3	229.6	246.8	228.5	229.3	227.0	251.5	-9999.0