1998 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	177.5	178.3	175.7	174.8	175.5	174.8	171.4	171.3	169.1	167.0	166.1	167.1	173.1	179.0	178.8	179.4	178.2	175.0	177.6	180.4	180.7	184.2	186.4	184.0	184.1	188.2	186.3	185.9	-9999.0	-9999.0	-9999.0
34	Hudson Bay	186.7	183.5	176.6	184.7	188.4	193.0	196.8	201.3	193.1	201.3	204.5	186.6	179.7	207.0	222.5	221.3	230.7	229.8	222.0	220.8	212.0	213.5	221.4	211.7	204.2	214.1	229.5	232.9	-9999.0	-9999.0	-9999.0
36	Hudson Strait	142.9	173.7	173.8	146.1	160.0	149.0	139.3	122.7	173.0	161.4	145.5	160.9	147.8	134.4	137.3	185.2	176.5	201.0	210.3	169.6	160.4	189.8	135.7	168.2	192.5	194.1	191.8	218.9	-9999.0	-9999.0	-9999.0
98	Bering Strait	208.2	190.2	214.4	218.5	203.3	190.9	181.5	180.2	187.4	177.0	197.1	199.5	207.7	205.7	194.2	187.2	184.1	178.9	185.2	196.4	190.9	195.8	200.8	207.7	210.1	216.6	189.2	180.3	-9999.0	-9999.0	-9999.0
128	Arctic subocean	130.9	126.8	118.8	112.3	113.2	123.0	125.4	115.2	105.9	105.9	108.2	108.1	98.4	109.4	109.9	112.8	119.4	112.4	109.4	109.8	107.5	103.8	117.5	129.7	127.0	125.5	140.5	168.8	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	173.3	180.7	204.7	217.7	202.3	191.8	182.4	164.7	135.3	143.9	162.8	176.9	174.4	174.0	159.7	149.5	124.9	123.8	151.3	152.9	143.3	171.7	147.2	168.9	207.5	209.1	178.6	149.4	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	208.9	194.7	190.4	195.2	201.4	192.5	188.9	166.9	179.5	184.3	195.5	203.6	231.5	218.9	195.8	188.7	189.1	175.4	189.6	203.4	206.5	216.3	205.7	192.6	193.6	195.8	192.2	182.0	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	141.2	159.7	161.6	150.9	133.3	138.2	164.3	154.0	124.6	117.7	121.3	130.6	155.5	180.5	157.4	136.7	148.0	152.9	126.1	122.4	129.1	127.1	129.6	141.3	158.2	161.4	161.2	180.7	-9999.0	-9999.0	-9999.0
136	Foxe Basin	174.9	169.2	140.8	159.6	145.4	125.8	115.0	152.3	168.4	128.0	119.5	138.8	133.0	160.3	188.9	169.0	135.9	161.2	192.5	132.5	125.2	109.0	116.0	110.5	119.1	144.3	137.2	129.3	-9999.0	-9999.0	-9999.0
138	Baffin Bay	105.5	120.8	97.6	95.7	94.1	102.2	108.5	118.7	115.8	109.1	108.5	101.3	106.6	103.2	115.0	132.7	129.6	98.9	95.6	93.6	93.4	78.4	85.3	83.7	88.7	113.2	99.8	113.2	-9999.0	-9999.0	-9999.0
139	South Greenland	185.0	162.5	124.5	114.2	125.3	143.3	136.8	130.7	123.2	119.5	114.6	128.9	134.1	140.6	164.3	162.2	142.6	126.8	135.3	144.4	120.8	117.6	125.8	125.5	118.3	107.6	118.0	99.7	-9999.0	-9999.0	-9999.0
140	Greenland Sea	106.4	125.9	110.7	140.4	155.2	130.3	129.8	117.4	110.4	129.3	103.9	93.5	132.1	154.7	134.5	112.6	140.4	104.6	100.6	101.2	89.9	80.2	69.6	89.0	105.7	96.2	96.3	120.2	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	233.8	202.3	181.2	204.8	220.1	237.0	257.5	254.1	272.8	250.9	246.3	237.6	240.5	267.1	255.2	228.3	259.0	274.7	265.6	274.0	270.5	250.2	238.2	226.4	288.8	266.0	232.8	222.1	-9999.0	-9999.0	-9999.0
144	Barents Sea	170.0	174.9	167.2	172.4	161.7	165.0	169.3	185.1	179.9	174.1	192.5	159.7	161.2	150.7	164.1	169.9	156.7	173.2	178.5	171.0	201.7	232.0	228.9	191.2	167.3	221.5	227.4	258.5	-9999.0	-9999.0	-9999.0
146	Kara Sea	196.4	191.4	198.2	188.2	183.0	189.8	182.3	185.0	179.4	170.8	165.9	181.6	190.6	196.8	191.3	184.6	172.2	185.8	197.7	196.7	198.2	202.9	199.1	206.5	211.0	203.0	188.9	195.1	-9999.0	-9999.0	-9999.0
148	Laptev Sea	152.3	170.2	162.9	159.6	172.7	158.0	145.1	149.0	149.8	155.6	146.6	141.9	142.7	143.4	149.4	172.9	186.3	146.9	144.9	175.9	174.8	171.5	196.6	176.9	172.9	185.5	200.8	171.6	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	145.2	150.8	148.1	171.9	182.1	182.3	177.9	173.9	173.5	171.7	149.7	155.3	148.1	152.2	152.7	155.7	149.7	165.9	156.2	134.1	152.4	159.6	149.3	161.0	153.4	148.2	149.9	156.7	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	240.2	247.1	251.5	223.3	225.3	207.2	195.7	220.9	239.0	231.2	252.3	225.5	222.1	226.8	235.4	250.4	259.4	244.0	231.3	230.9	232.9	238.2	245.1	249.8	229.3	228.4	210.0	196.1	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	206.3	241.3	249.8	242.4	220.0	223.4	238.6	236.8	233.9	215.9	216.2	190.1	182.7	180.2	166.3	170.8	202.1	245.2	232.3	206.4	202.6	187.1	224.9	237.3	242.3	213.8	168.7	169.2	-9999.0	-9999.0	-9999.0