1999 01 - 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	144.2	143.0	140.4	139.6	138.3	141.0	142.6	143.8	147.5	150.2	148.4	146.4	149.0	152.3	153.4	150.1	144.2	141.9	142.4	138.3	133.8	132.8	133.6	133.4	131.5	132.4	134.8	136.9	139.4	140.0	143.5
34	Hudson Bay	129.9	136.5	139.3	140.7	133.7	125.5	124.6	123.5	126.4	121.7	124.4	118.0	128.3	154.3	183.2	187.4	180.7	170.7	167.0	156.9	155.8	157.5	162.7	157.2	155.3	157.1	153.6	156.9	168.4	179.7	182.6
36	Hudson Strait	150.1	164.3	147.7	172.9	139.1	112.4	120.5	113.4	114.5	111.7	117.8	114.7	112.1	119.6	132.5	152.7	160.6	160.4	179.2	179.6	151.7	132.3	142.8	150.2	138.2	123.6	117.6	112.0	116.2	125.4	152.6
98	Bering Strait	145.1	150.7	158.9	151.3	144.6	146.8	139.3	139.4	142.7	151.9	160.1	171.4	171.1	166.6	158.5	149.4	136.0	125.4	116.2	112.0	114.8	139.2	168.9	167.5	144.2	120.3	119.0	124.6	120.0	114.3	120.1
128	Arctic subocean	112.8	102.2	98.9	99.8	101.6	104.5	115.7	118.6	114.9	106.1	108.8	112.6	112.7	115.0	114.1	109.5	113.7	118.9	128.2	122.1	110.0	102.0	98.0	104.9	113.6	115.6	100.7	100.3	91.3	97.4	107.7
130	Chukchi Sea	138.8	147.0	141.9	142.3	149.4	159.0	152.8	141.9	139.1	147.7	139.5	149.8	151.9	149.9	141.1	130.1	120.4	107.2	108.1	108.1	124.5	147.1	175.4	149.9	116.9	112.8	111.3	116.4	111.7	88.6	89.1
132	Beaufort Sea	138.3	141.0	156.1	162.9	144.4	135.4	129.8	129.1	129.9	133.1	140.0	149.8	176.3	193.2	188.6	172.0	158.6	155.1	154.5	144.0	128.1	128.0	140.4	167.9	169.7	155.4	150.0	146.0	136.8	137.0	142.7
134	Arctic Archipelago	120.8	116.8	117.7	113.2	115.6	125.3	132.0	123.4	119.3	124.6	119.3	116.5	120.1	129.0	132.3	131.7	131.0	127.0	127.7	128.6	127.2	117.1	109.8	116.2	126.0	128.9	124.3	119.6	119.9	115.6	113.7
136	Foxe Basin	140.8	132.8	115.1	110.1	154.6	158.3	119.6	119.9	125.7	123.3	119.5	114.7	108.4	112.7	114.0	119.9	122.7	134.4	133.7	121.5	113.7	121.7	122.9	115.8	110.8	111.3	114.0	117.6	110.6	118.4	119.0
138	Baffin Bay	113.1	107.7	105.2	101.6	111.8	135.2	131.4	114.9	106.7	108.6	107.1	93.0	86.9	94.6	102.1	95.7	90.0	95.8	99.5	101.4	95.7	94.4	87.1	87.0	99.2	101.4	95.4	91.7	84.8	84.2	83.6
139	South Greenland	141.7	142.2	132.4	130.4	138.6	140.2	132.2	123.0	129.8	131.9	109.4	107.4	104.3	111.7	120.7	113.7	101.4	109.4	111.7	116.8	130.2	131.7	123.6	128.8	129.1	133.0	127.3	119.1	137.3	116.7	116.8
140	Greenland Sea	102.9	103.8	97.2	106.1	99.9	116.9	120.1	113.7	102.5	107.9	112.7	97.5	115.3	131.4	132.1	120.8	114.2	119.9	132.2	123.0	108.0	104.1	91.7	90.3	98.1	102.5	98.9	94.2	99.4	114.3	104.1
142	Norwegian Sea	217.7	217.4	222.2	215.9	210.1	206.1	199.5	195.3	192.7	189.2	193.0	174.1	166.7	167.8	176.4	204.2	212.2	213.8	220.0	221.8	218.8	211.0	205.6	199.7	185.5	170.6	164.6	174.4	196.7	222.8	234.1
144	Barents Sea	163.9	167.6	180.8	191.9	193.3	194.9	177.4	170.3	163.5	153.3	148.2	149.3	152.5	161.5	173.3	186.6	196.0	204.0	203.6	198.8	173.8	157.3	142.1	123.7	120.9	126.8	132.1	132.7	146.8	153.2	157.4
146	Kara Sea	163.9	156.1	139.7	134.7	140.1	149.1	158.8	163.5	174.7	180.1	170.8	165.1	169.4	166.5	159.0	155.4	151.8	154.0	157.9	150.6	142.6	135.1	127.5	127.2	129.8	135.9	143.6	152.7	151.8	147.8	153.2
148	Laptev Sea	133.4	130.5	133.7	127.2	118.5	118.8	128.6	139.6	144.7	155.1	163.3	164.1	149.7	137.7	133.1	128.1	116.5	107.8	106.5	110.4	115.0	118.0	121.2	114.9	107.5	115.3	126.3	123.5	126.0	130.4	134.8
150	East Siberian Sea	141.8	135.0	130.8	139.9	154.0	161.8	162.4	169.4	162.6	155.1	149.2	143.9	137.6	123.3	119.2	113.5	109.4	106.7	103.9	102.6	105.7	104.6	102.3	104.0	102.3	105.5	123.2	134.2	144.0	150.2	145.4
152	Gulf of Alaska	182.2	203.4	193.5	174.3	165.0	166.0	164.7	190.8	196.9	209.7	204.1	207.7	210.0	210.6	195.9	179.7	156.7	144.9	137.7	135.0	131.8	150.3	195.6	196.6	181.7	174.9	163.9	155.9	142.5	142.2	152.7
154	Southeast Bering Sea	155.2	155.2	156.6	166.5	167.7	195.7	178.0	176.9	206.7	205.6	205.2	213.2	205.7	195.4	153.7	147.0	165.2	152.6	153.6	156.7	155.4	197.2	220.9	199.6	176.6	157.5	132.9	132.7	131.0	111.5	100.6