1974 12 - 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	144.5	148.5	150.7	151.8	152.9	152.1	150.7	152.7	152.9	149.9	151.1	153.2	151.3	148.8	148.9	149.7	150.9	150.2	147.8	145.0	142.0	141.6	143.6	144.6	144.6	146.1	146.4	145.9	147.3	149.8	151.4
34	Hudson Bay	177.7	173.5	170.3	177.1	180.7	181.2	168.5	170.5	191.8	186.8	177.1	171.9	162.5	163.6	170.3	175.1	185.5	181.6	174.6	176.6	178.9	175.4	167.5	165.9	176.2	185.9	183.5	181.5	175.4	175.6	174.2
36	Hudson Strait	169.4	149.4	128.5	130.0	145.4	130.1	133.1	157.8	159.7	169.0	173.8	157.7	163.6	146.0	138.1	148.0	152.6	163.8	166.0	166.6	168.3	159.1	157.0	153.5	145.5	142.6	146.8	139.4	150.0	154.3	133.7
98	Bering Strait	158.7	146.3	144.8	146.2	154.6	171.0	174.8	168.9	159.7	151.5	150.7	162.8	162.9	153.7	149.2	143.8	139.2	143.1	147.8	141.8	132.7	145.0	161.5	159.3	147.0	141.3	127.2	115.7	121.9	126.6	146.4
128	Arctic subocean	92.5	102.6	116.3	121.3	118.8	114.4	99.2	91.5	94.5	99.6	93.4	83.4	77.5	83.9	87.5	87.0	94.3	102.4	111.6	115.3	114.4	105.3	96.5	96.2	100.4	96.0	88.2	86.7	96.1	104.2	97.7
130	Chukchi Sea	134.3	128.4	127.7	126.6	134.1	146.1	144.0	135.8	123.9	111.7	122.4	132.2	146.7	146.3	136.0	131.2	127.9	130.1	122.9	115.5	123.1	124.8	126.1	128.8	119.9	108.0	107.5	104.3	115.5	97.2	104.0
132	Beaufort Sea	177.0	162.9	166.9	168.7	174.6	169.8	179.0	202.3	185.1	168.6	163.7	163.9	166.3	173.7	172.0	174.9	173.7	159.9	164.8	164.5	158.7	151.0	164.3	186.4	184.5	168.1	161.2	147.2	153.1	159.7	170.7
134	Arctic Archipelago	118.4	120.3	121.4	119.8	121.9	122.7	126.6	134.1	134.7	122.9	124.8	121.5	119.9	132.7	135.0	128.4	135.8	146.6	145.6	139.9	129.4	124.5	125.2	121.6	124.6	128.5	127.4	131.5	126.5	123.7	120.5
136	Foxe Basin	103.6	109.9	102.3	107.3	107.8	112.4	106.2	107.7	119.5	122.7	134.9	142.3	133.2	109.0	131.9	133.6	141.8	144.5	138.7	153.8	158.5	149.6	135.3	133.6	122.6	113.0	118.0	121.3	119.8	114.8	124.3
138	Baffin Bay	101.4	97.7	97.1	97.5	90.6	86.4	77.7	73.8	75.8	78.2	90.0	90.3	85.8	73.0	75.0	73.7	81.2	95.7	98.3	98.7	97.8	97.9	92.2	86.2	78.5	73.5	75.1	73.1	79.6	90.8	85.0
139	South Greenland	126.0	114.5	112.7	107.9	107.2	109.5	107.4	104.9	99.2	100.6	119.9	139.5	130.0	112.2	103.2	104.3	99.2	97.9	96.4	96.3	96.4	98.9	102.5	106.6	102.8	103.5	107.0	100.1	97.8	99.2	99.7
140	Greenland Sea	107.9	122.7	126.2	128.0	116.3	99.3	95.5	78.2	68.2	69.7	79.2	85.5	80.7	75.2	70.7	66.9	79.1	93.9	91.5	85.7	101.2	103.2	86.4	82.8	86.4	80.7	72.2	72.6	74.3	87.3	103.3
142	Norwegian Sea	202.0	219.9	220.5	217.6	213.8	214.5	221.8	225.4	225.6	215.6	206.0	198.0	195.5	215.2	216.1	207.3	207.0	201.2	201.0	215.7	228.7	233.0	212.7	226.9	218.1	213.5	196.4	188.0	188.0	180.6	206.0
144	Barents Sea	207.4	201.5	197.6	198.0	194.4	196.1	190.4	191.7	197.4	200.2	207.4	204.9	203.3	202.3	204.0	203.1	196.4	193.0	204.7	206.5	203.7	207.0	213.4	205.7	213.2	212.8	205.2	203.0	196.9	196.8	183.8
146	Kara Sea	137.9	154.5	161.0	158.4	157.4	156.2	157.0	157.4	155.6	156.3	159.0	165.0	165.0	164.5	165.3	169.3	169.7	167.9	162.7	155.0	148.4	145.3	147.7	146.7	145.9	154.6	163.2	168.6	172.3	173.0	169.8
148	Laptev Sea	106.0	119.6	129.2	133.7	131.3	127.8	128.4	131.0	134.4	133.7	133.4	134.5	135.9	128.9	125.0	123.3	120.7	116.9	109.6	106.7	105.3	107.8	109.8	113.4	112.6	114.8	118.3	120.8	123.3	129.7	139.2
150	East Siberian Sea	135.9	152.2	150.2	152.6	150.7	145.1	140.1	131.9	124.2	117.5	114.9	112.4	109.4	105.5	110.9	112.4	113.2	114.5	110.4	110.7	110.0	108.8	112.5	113.4	116.2	116.5	121.5	123.6	123.5	119.7	119.4
152	Gulf of Alaska	192.1	190.5	186.6	186.9	199.2	214.6	218.9	220.4	205.5	198.1	203.5	202.0	195.2	187.6	185.1	175.4	171.9	193.3	199.4	185.1	168.7	194.0	212.7	206.5	190.6	183.8	160.4	154.7	161.1	173.1	198.0
154	Southeast Bering Sea	173.4	160.8	152.9	159.9	202.4	208.8	199.7	188.3	181.6	181.8	205.3	203.6	195.8	181.8	168.1	149.3	153.9	175.5	170.0	159.6	151.6	205.5	207.9	193.9	183.4	161.2	132.1	144.1	145.9	163.4	144.2