1991 02 - daily  - mean of NCEP mean Daily Clear Sky Downward Longwave 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	143.1	151.9	153.5	153.7	153.5	155.1	156.0	150.6	147.3	147.0	146.5	144.2	140.0	139.2	143.8	142.8	139.9	140.5	142.3	144.4	145.4	147.1	152.4	155.5	156.7	160.5	158.9	152.6	-9999.0	-9999.0	-9999.0
34	Hudson Bay	157.2	198.0	212.4	206.4	200.4	208.4	210.6	201.3	168.7	149.9	153.9	161.4	153.5	141.0	154.2	165.8	157.3	165.0	170.2	175.9	165.6	144.3	144.9	145.3	149.8	147.8	143.9	144.1	-9999.0	-9999.0	-9999.0
36	Hudson Strait	99.3	106.5	112.5	139.6	149.3	152.0	189.1	167.0	166.8	141.6	133.9	130.2	128.9	129.3	146.1	167.1	150.0	147.9	143.1	145.6	123.2	116.9	116.4	120.9	113.4	108.4	98.6	103.0	-9999.0	-9999.0	-9999.0
98	Bering Strait	139.4	140.4	137.3	142.0	144.3	135.8	123.2	124.6	151.1	174.3	182.4	185.8	183.3	181.1	184.7	175.2	156.8	149.0	143.2	133.5	134.5	145.3	170.7	188.2	192.5	200.9	199.7	185.4	-9999.0	-9999.0	-9999.0
128	Arctic subocean	109.6	111.3	120.5	114.8	107.7	101.5	100.3	104.4	109.5	115.5	107.2	106.0	113.2	113.6	106.3	121.4	123.7	116.8	118.8	118.4	115.8	109.4	94.0	94.1	93.5	108.6	116.7	118.2	-9999.0	-9999.0	-9999.0
130	Chukchi Sea	114.7	116.7	117.5	115.3	106.2	105.2	103.9	113.9	130.7	159.7	168.4	182.1	181.2	174.9	174.3	167.6	146.3	125.0	130.1	134.0	134.3	130.9	147.1	183.9	169.4	165.2	185.6	197.2	-9999.0	-9999.0	-9999.0
132	Beaufort Sea	172.6	187.8	180.8	175.5	190.4	184.6	186.0	148.1	143.7	169.4	182.9	181.7	170.2	177.6	188.1	169.1	155.9	148.1	151.8	145.0	134.9	144.9	161.4	183.9	195.6	195.8	180.1	143.8	-9999.0	-9999.0	-9999.0
134	Arctic Archipelago	111.5	115.8	131.0	126.3	133.2	150.0	149.6	139.0	127.1	126.2	127.4	125.1	123.1	136.4	136.0	117.4	118.7	121.8	119.5	127.0	129.6	124.0	115.6	114.7	112.9	122.9	122.7	116.6	-9999.0	-9999.0	-9999.0
136	Foxe Basin	79.7	90.0	106.5	124.5	113.5	120.3	130.9	125.7	131.6	138.4	137.8	130.4	135.7	133.3	140.3	144.5	160.0	154.7	131.6	123.9	129.2	131.3	126.6	110.6	96.1	100.1	103.8	91.3	-9999.0	-9999.0	-9999.0
138	Baffin Bay	85.3	113.1	109.2	104.6	92.4	93.7	100.3	108.3	127.7	136.0	126.2	124.6	118.9	138.3	150.2	159.1	146.8	134.8	128.3	109.9	110.6	113.7	118.5	108.0	98.0	121.0	122.4	111.3	-9999.0	-9999.0	-9999.0
139	South Greenland	115.7	141.1	113.1	107.0	114.5	123.1	132.6	150.5	152.1	148.5	143.9	135.3	156.6	163.0	173.7	149.7	154.6	134.1	114.7	113.9	117.2	122.6	124.1	124.0	137.8	149.2	134.1	117.6	-9999.0	-9999.0	-9999.0
140	Greenland Sea	110.5	124.3	126.9	123.5	97.0	92.1	103.1	113.8	125.0	126.2	120.9	108.7	111.4	123.6	140.1	139.5	125.8	120.3	114.2	116.1	103.0	101.0	108.2	107.4	102.6	130.7	125.1	120.1	-9999.0	-9999.0	-9999.0
142	Norwegian Sea	204.1	197.7	188.6	184.6	190.8	186.5	194.0	184.8	182.8	182.3	182.1	183.7	180.3	186.4	193.2	195.4	191.6	192.3	209.0	215.6	217.8	220.6	224.1	223.1	209.2	188.7	182.5	184.0	-9999.0	-9999.0	-9999.0
144	Barents Sea	178.5	183.0	191.7	200.1	201.3	201.7	197.0	189.6	186.8	181.4	172.1	161.4	144.6	152.7	166.0	169.5	175.5	182.3	179.4	167.1	164.0	177.0	203.0	211.2	206.9	194.8	185.9	185.3	-9999.0	-9999.0	-9999.0
146	Kara Sea	146.9	148.9	154.1	157.0	156.5	157.8	157.3	153.6	149.4	146.9	141.1	134.1	130.9	127.6	126.6	130.0	137.2	146.7	151.1	159.4	166.7	171.4	168.1	163.8	166.5	172.5	174.3	168.2	-9999.0	-9999.0	-9999.0
148	Laptev Sea	139.8	131.7	128.4	129.0	127.9	131.4	134.0	128.3	124.4	119.9	117.4	117.1	109.3	103.4	101.6	102.8	99.4	98.4	97.6	104.9	121.5	130.6	139.6	145.9	138.5	139.2	144.4	144.9	-9999.0	-9999.0	-9999.0
150	East Siberian Sea	139.4	135.0	127.8	124.4	121.0	117.3	112.3	113.3	116.0	119.3	126.4	129.3	132.8	129.8	128.3	125.5	118.4	116.7	151.4	155.4	142.8	138.0	133.2	132.6	137.7	140.2	150.2	163.7	-9999.0	-9999.0	-9999.0
152	Gulf of Alaska	178.5	179.4	170.0	181.2	174.4	168.8	146.7	168.5	206.1	221.7	225.6	216.0	209.0	219.4	221.2	207.6	197.7	188.6	183.7	166.3	169.9	185.0	216.8	219.9	226.6	231.8	219.2	197.0	-9999.0	-9999.0	-9999.0
154	Southeast Bering Sea	138.2	134.3	135.9	141.4	141.8	125.8	122.6	156.7	215.2	224.1	226.3	217.1	200.0	203.3	211.6	199.2	174.6	162.6	151.7	147.8	143.5	151.5	207.2	215.3	216.7	236.1	221.6	216.2	-9999.0	-9999.0	-9999.0