1977 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	170.6	173.1	172.6	168.6	170.6	174.6	177.8	177.6	177.4	176.4	176.0	175.1	179.4	184.6	187.9	185.3	180.0	177.4	183.3	180.9	182.9	176.4	176.9	178.7	177.3	172.5	171.7	176.1	-9999.0	-9999.0	-9999.0
34	Hudson Bay	199.6	204.6	215.6	184.2	175.8	190.6	206.3	216.2	221.4	214.5	220.5	210.1	200.0	190.5	198.3	209.9	204.1	201.0	194.9	185.4	196.9	187.9	192.1	215.6	228.8	213.6	204.2	204.5	-9999.0	-9999.0	-9999.0
36	Hudson Strait	174.4	220.9	187.0	193.3	183.1	197.7	176.8	160.9	198.4	180.9	151.4	137.8	145.6	163.3	169.0	199.6	164.6	162.6	168.2	143.8	172.9	177.1	167.8	144.8	184.7	236.8	227.6	239.8	-9999.0	-9999.0	-9999.0
98	Bering Strait	188.9	203.8	195.5	232.1	234.8	219.0	211.8	203.9	201.7	198.2	180.8	179.1	178.9	197.0	208.5	208.4	210.7	192.2	241.4	229.2	238.1	219.9	218.0	208.7	203.8	191.7	197.3	182.2	-9999.0	-9999.0	-9999.0
128	Arctic subocean	121.5	129.4	143.8	147.6	137.9	128.4	116.7	116.6	112.8	110.0	132.5	133.1	137.1	122.4	114.5	113.9	111.7	109.9	104.4	107.0	109.4	120.0	122.5	141.3	158.9	140.1	111.7	126.7	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	132.6	130.8	151.9	197.8	233.3	212.8	205.4	190.6	168.8	150.8	132.9	134.4	132.8	146.2	168.2	201.4	209.2	204.3	193.2	233.2	222.3	230.1	194.8	202.1	182.7	175.2	151.1	141.6	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	204.6	228.1	219.5	196.0	229.0	223.3	236.6	234.3	242.5	223.9	208.5	203.3	209.6	227.6	241.0	227.8	216.9	205.6	229.1	237.4	243.0	232.0	215.2	198.6	187.6	186.2	200.7	208.6	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	166.1	156.1	163.7	140.9	143.1	159.0	160.3	144.6	141.3	162.4	170.0	175.7	178.1	187.4	148.4	135.0	161.2	159.7	145.1	146.9	136.9	133.2	128.3	153.0	162.3	157.2	149.6	155.2	-9999.0	-9999.0	-9999.0
136	Foxe Basin	197.8	191.9	162.7	166.1	150.2	144.1	137.5	142.9	145.0	144.4	124.7	128.2	159.2	174.7	178.0	157.7	106.7	124.0	144.3	136.0	127.6	144.5	161.5	140.2	148.6	189.5	182.9	200.9	-9999.0	-9999.0	-9999.0
138	Baffin Bay	119.9	141.1	138.5	131.5	125.7	122.9	129.3	110.2	106.5	105.9	129.9	127.1	129.0	126.1	126.7	109.9	98.1	101.4	104.3	103.8	97.0	97.6	146.4	179.4	173.7	131.9	143.8	145.1	-9999.0	-9999.0	-9999.0
139	South Greenland	143.7	136.7	126.9	140.5	151.1	141.0	145.0	153.7	176.2	179.9	184.1	160.4	146.3	130.8	136.2	140.9	140.9	146.3	142.0	127.7	140.1	167.7	202.6	184.1	172.0	169.2	169.4	188.2	-9999.0	-9999.0	-9999.0
140	Greenland Sea	107.1	108.5	120.5	123.5	119.9	112.6	105.3	106.0	113.8	116.3	136.8	127.8	106.5	108.1	106.4	104.9	101.3	120.8	129.3	119.9	97.0	88.0	123.1	142.7	139.2	126.0	114.3	125.9	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	209.1	212.3	231.2	253.8	240.1	248.7	221.5	206.6	214.4	210.0	194.5	192.8	219.1	224.0	235.8	222.0	211.3	203.4	216.2	237.4	233.0	223.5	224.8	220.4	215.6	227.5	227.9	243.3	-9999.0	-9999.0	-9999.0
144	Barents Sea	204.3	199.3	199.0	188.2	165.2	176.3	190.0	198.0	199.0	201.9	197.5	189.2	194.3	191.6	196.0	192.1	222.9	235.0	223.9	222.4	208.4	196.3	194.7	187.5	193.4	207.2	218.8	215.3	-9999.0	-9999.0	-9999.0
146	Kara Sea	158.8	157.8	161.4	162.4	165.7	173.2	174.6	178.5	169.5	168.3	170.4	183.7	200.3	204.2	199.9	184.6	173.5	179.7	190.2	190.4	194.3	181.1	174.5	171.4	165.9	159.3	156.6	166.5	-9999.0	-9999.0	-9999.0
148	Laptev Sea	157.3	148.3	140.1	133.5	141.2	143.4	143.2	143.0	140.6	149.8	145.5	140.6	145.8	160.6	180.6	189.2	175.5	150.3	148.2	145.0	139.8	139.9	143.3	147.0	142.4	143.7	142.4	145.3	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	134.7	131.5	137.1	152.2	148.9	158.8	154.8	139.5	136.8	138.3	149.6	144.8	143.1	146.9	146.4	154.7	164.0	168.4	158.4	168.5	169.5	165.1	171.9	166.7	162.2	155.9	161.3	153.8	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	281.8	289.2	251.2	284.0	257.7	267.5	258.9	238.4	244.7	229.0	224.8	231.3	253.8	264.9	250.4	240.9	210.6	232.5	289.2	259.7	273.2	248.3	212.6	212.7	223.3	215.1	216.2	215.8	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	237.6	274.8	272.1	282.9	247.8	238.3	245.4	245.2	236.1	235.3	217.8	231.4	215.1	264.7	259.9	254.8	244.2	218.8	274.6	255.0	268.7	253.3	225.7	257.0	218.1	201.7	199.4	203.8	-9999.0	-9999.0	-9999.0