1948 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	147.3	153.5	152.8	150.4	152.0	153.0	152.0	152.5	152.3	150.0	147.4	146.5	147.5	148.3	146.5	145.9	143.7	139.0	135.6	135.1	137.8	139.0	139.5	139.9	139.7	142.0	145.1	145.5	143.0	141.4	140.6
34	Hudson Bay	166.2	181.8	191.4	186.0	185.6	187.6	193.4	184.8	181.3	173.5	170.5	154.9	139.9	141.9	132.5	125.1	134.5	133.3	137.6	146.7	142.1	139.1	145.0	149.5	146.1	142.6	147.1	158.8	167.8	171.6	172.7
36	Hudson Strait	146.2	149.5	171.4	188.4	181.1	167.8	160.4	162.9	161.3	141.3	133.2	156.5	142.3	115.9	120.1	114.2	116.0	106.5	100.6	110.6	106.3	116.5	128.3	115.6	122.3	126.4	130.3	127.8	132.9	131.1	120.6
98	Bering Strait	144.4	147.9	139.4	133.2	134.8	135.7	135.2	143.1	149.1	146.4	139.1	144.5	152.2	150.3	166.9	188.0	182.1	189.0	167.0	175.0	179.9	174.1	159.1	156.1	172.2	178.9	169.6	156.4	149.6	154.7	157.3
128	Arctic subocean	108.3	107.1	100.1	96.9	98.3	105.1	107.2	108.1	110.9	115.7	116.8	113.7	101.1	98.2	97.5	89.5	99.1	99.1	97.7	93.2	106.8	118.5	113.9	100.7	95.5	107.3	115.1	121.6	114.0	101.4	93.5
130	Chukchi Sea	128.7	124.9	121.4	115.9	114.0	112.2	108.0	117.3	127.1	133.9	129.3	132.5	135.7	143.8	153.8	180.4	183.0	163.2	147.0	169.6	170.1	174.9	150.4	148.1	171.3	167.2	141.1	133.5	141.7	142.9	161.4
132	Beaufort Sea	160.0	173.2	159.4	157.2	154.6	164.8	160.1	167.1	165.4	154.5	140.1	136.4	147.3	161.5	149.9	169.7	176.8	177.9	188.1	164.2	180.3	182.8	174.8	163.3	152.4	163.7	185.8	189.7	175.4	165.2	154.2
134	Arctic Archipelago	123.6	124.1	129.5	133.6	133.2	128.8	120.6	121.3	120.2	115.0	119.5	125.9	126.9	120.6	120.6	119.0	109.6	107.2	112.4	105.2	113.2	131.3	125.3	117.7	108.9	106.0	114.4	132.6	131.3	122.9	116.6
136	Foxe Basin	127.6	128.7	146.0	162.4	160.4	148.5	150.4	159.5	144.8	139.3	121.5	119.8	116.0	115.7	116.5	116.0	115.4	106.7	99.6	104.4	105.6	117.6	118.5	117.0	109.0	97.8	99.2	104.0	114.3	117.7	119.4
138	Baffin Bay	103.2	95.6	91.9	90.7	98.6	104.5	100.7	101.4	114.9	125.6	120.2	112.4	108.9	101.4	101.4	88.7	85.4	84.7	88.1	101.9	122.9	125.5	115.2	104.5	105.8	116.4	124.1	115.6	109.2	94.7	85.7
139	South Greenland	121.1	117.5	110.8	107.2	113.2	115.9	112.8	112.4	114.7	119.8	120.8	122.8	126.0	122.0	119.6	116.1	112.5	125.2	127.7	137.7	142.3	132.3	131.3	139.0	138.3	148.9	138.0	138.5	135.1	131.6	129.4
140	Greenland Sea	97.5	89.1	82.7	84.2	87.7	86.0	85.2	82.5	83.9	100.7	105.7	92.4	88.5	86.1	87.1	86.4	89.6	97.1	94.5	99.9	117.6	127.2	119.7	111.2	111.4	118.3	125.6	119.6	112.1	105.7	99.9
142	Norwegian Sea	199.1	210.1	207.9	204.8	205.1	189.9	173.9	166.5	165.9	167.1	174.8	182.9	195.2	176.6	170.9	172.7	175.3	189.0	197.2	192.1	197.2	197.3	196.6	200.5	201.6	201.5	211.0	215.3	214.5	221.4	222.9
144	Barents Sea	180.1	181.9	174.7	170.2	169.5	163.7	160.7	156.8	149.7	166.0	173.5	164.6	155.4	156.2	163.3	170.9	167.1	161.4	163.5	172.8	182.5	191.0	205.5	210.2	199.7	187.2	179.2	182.9	181.3	188.6	204.7
146	Kara Sea	163.6	172.0	171.5	171.6	177.2	179.6	171.4	166.0	168.7	162.0	159.6	169.8	179.2	176.6	168.1	167.4	167.1	156.2	143.4	136.8	134.8	134.3	139.0	144.5	147.2	153.3	157.8	153.4	146.7	140.5	139.2
148	Laptev Sea	121.9	129.6	126.6	115.6	115.5	119.6	135.9	144.9	134.4	131.5	129.7	119.0	123.1	135.0	140.6	125.9	108.9	102.1	101.7	101.8	102.2	104.8	107.1	105.2	99.8	97.4	104.1	110.6	113.2	114.7	112.0
150	East Siberian Sea	128.5	130.0	140.5	138.9	129.8	120.9	114.9	129.0	147.5	162.8	159.6	152.7	139.0	131.0	129.1	130.8	120.3	105.4	98.3	94.8	96.5	98.2	101.7	111.3	119.0	120.1	111.7	92.9	87.7	98.8	103.5
152	Gulf of Alaska	176.9	173.0	162.9	171.2	185.4	180.7	181.9	181.1	172.4	161.3	162.8	187.0	190.1	184.4	216.8	219.3	223.1	218.7	196.0	211.8	212.0	202.0	185.6	175.1	202.8	209.2	202.7	194.3	182.8	180.7	183.8
154	Southeast Bering Sea	148.6	139.6	138.4	154.5	180.3	151.4	131.5	138.8	136.5	148.3	156.8	189.4	190.5	201.2	226.9	223.6	221.0	204.5	215.3	221.9	217.0	208.5	175.1	182.0	211.2	204.3	172.6	156.8	170.0	188.4	206.7