1949 02 - 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	182.3	177.8	176.6	181.6	187.4	184.4	179.3	174.3	169.7	167.8	170.7	174.3	175.0	175.6	174.3	172.0	174.5	176.8	178.1	180.2	183.1	180.0	177.7	177.2	183.3	184.7	184.8	187.7	-9999.0	-9999.0	-9999.0
34	Hudson Bay	174.8	167.7	172.0	174.8	178.7	179.0	185.2	174.0	163.6	150.6	172.9	182.9	162.6	180.2	199.9	182.3	180.5	175.5	154.2	149.4	164.5	186.4	193.0	174.9	198.2	206.1	190.5	199.9	-9999.0	-9999.0	-9999.0
36	Hudson Strait	167.7	171.3	132.3	133.3	153.7	150.7	154.6	162.2	176.2	149.4	112.6	128.3	150.4	120.5	154.5	192.8	169.9	143.0	158.2	132.0	136.1	150.7	154.7	120.5	123.3	127.3	152.0	187.9	-9999.0	-9999.0	-9999.0
98	Bering Strait	199.2	176.1	171.9	186.6	193.1	166.2	146.9	129.8	135.8	146.9	202.5	239.1	210.3	177.9	155.9	143.2	155.5	168.8	179.0	183.5	163.6	144.3	149.9	165.1	169.3	189.0	201.4	199.1	-9999.0	-9999.0	-9999.0
128	Arctic subocean	139.4	146.3	126.2	123.5	129.2	147.2	160.1	165.4	133.7	126.6	109.0	104.1	123.2	168.4	179.9	193.9	172.9	149.0	135.3	152.2	177.0	182.8	174.9	163.9	139.7	129.8	132.4	140.6	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	188.2	159.7	207.5	225.3	191.3	158.6	128.7	109.5	117.6	154.7	220.2	202.6	182.6	160.2	145.2	123.8	161.6	186.7	191.2	186.1	157.9	140.7	147.6	154.7	170.5	157.4	172.9	178.2	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	196.5	205.5	186.1	169.9	158.2	143.6	128.3	136.0	134.7	159.5	152.8	162.7	212.3	209.9	158.8	152.3	156.0	144.6	145.0	162.3	158.6	172.7	176.1	195.8	196.8	199.4	219.5	201.8	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	140.1	152.5	141.9	122.5	122.9	124.8	138.7	137.7	127.3	118.2	126.8	123.0	126.3	138.4	136.0	134.7	133.8	136.6	152.2	149.3	152.6	134.0	139.8	145.3	146.8	128.6	134.4	142.7	-9999.0	-9999.0	-9999.0
136	Foxe Basin	145.9	140.1	131.1	147.4	177.1	172.8	148.5	126.2	119.7	108.5	114.5	117.5	120.9	140.6	129.7	127.1	122.7	130.6	134.0	135.8	131.1	125.2	113.1	109.8	132.2	127.3	123.6	116.5	-9999.0	-9999.0	-9999.0
138	Baffin Bay	171.6	128.5	101.7	122.5	149.9	177.0	157.5	127.5	107.8	95.2	86.6	96.0	92.9	101.3	105.4	118.8	110.4	99.9	91.1	91.0	110.9	118.2	109.2	103.8	97.9	90.7	92.0	85.6	-9999.0	-9999.0	-9999.0
139	South Greenland	166.3	130.3	131.9	188.2	218.0	193.7	155.9	148.8	145.6	141.9	151.3	144.6	130.1	112.7	112.5	106.8	107.3	113.2	117.6	116.0	114.0	108.7	108.3	109.3	110.2	108.4	110.3	122.9	-9999.0	-9999.0	-9999.0
140	Greenland Sea	155.9	144.4	117.3	109.5	159.2	189.0	192.5	163.1	173.1	147.1	122.2	128.1	168.9	182.2	174.3	163.6	145.7	112.2	135.9	164.0	189.8	177.4	175.7	155.3	141.8	121.9	107.9	117.0	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	238.8	283.7	278.4	235.6	249.6	270.7	260.9	265.7	253.7	249.2	256.3	261.6	267.7	271.8	254.0	273.3	255.3	244.2	272.8	289.4	252.7	259.5	240.1	231.9	225.3	227.5	218.7	211.3	-9999.0	-9999.0	-9999.0
144	Barents Sea	192.8	194.4	216.8	237.6	226.6	213.0	199.6	186.3	198.9	200.9	211.7	220.2	220.7	218.2	233.8	219.4	229.0	250.3	207.1	194.6	225.0	206.6	228.2	240.9	236.5	229.4	219.1	222.8	-9999.0	-9999.0	-9999.0
146	Kara Sea	191.2	191.9	199.9	204.4	212.2	213.1	207.5	201.6	202.0	200.7	192.7	192.8	196.2	195.0	196.3	199.6	201.8	212.4	223.9	226.6	221.4	206.6	194.5	193.0	207.6	218.3	220.8	223.5	-9999.0	-9999.0	-9999.0
148	Laptev Sea	185.5	185.8	174.7	179.4	185.8	196.7	196.4	198.2	176.1	170.1	152.3	144.2	152.4	159.5	158.9	163.3	167.4	166.2	168.5	173.3	181.6	182.8	177.7	176.8	170.5	159.4	155.5	165.5	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	163.2	152.4	162.0	159.1	159.6	140.1	156.1	171.9	174.9	170.3	177.1	168.2	144.7	148.1	165.0	171.7	194.1	197.8	205.8	211.9	207.9	199.7	176.4	172.7	172.3	171.6	170.2	156.0	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	224.9	180.5	171.9	196.0	204.0	175.8	168.6	167.3	174.5	156.9	201.9	264.8	226.7	186.4	175.5	161.4	143.0	153.3	170.8	166.8	173.8	171.6	195.5	223.1	235.5	253.9	240.6	232.7	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	210.0	232.8	248.0	240.8	214.7	173.4	165.0	154.1	136.9	187.1	280.7	281.7	229.0	207.6	165.0	146.5	160.2	185.1	203.6	194.2	182.0	180.0	195.1	213.8	217.5	207.6	201.7	213.7	-9999.0	-9999.0	-9999.0