1971 05 - 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	229.9	233.5	235.4	236.1	236.3	238.9	241.7	239.8	234.7	234.9	238.7	240.2	245.2	246.3	245.9	249.2	249.4	248.4	250.8	250.3	249.9	251.4	254.6	255.2	255.7	258.1	259.4	262.0	261.0	263.8	263.2
34	Hudson Bay	239.2	243.5	255.2	260.8	263.9	266.6	256.5	271.4	270.9	259.4	258.1	265.5	270.4	262.8	264.2	262.7	262.8	250.6	254.9	265.6	258.7	257.9	262.7	267.1	269.9	274.3	283.2	290.9	282.8	267.1	263.0
36	Hudson Strait	214.0	223.5	198.5	197.8	203.5	210.5	218.4	237.7	240.0	240.6	229.8	221.5	259.4	234.9	228.6	218.7	221.3	252.8	229.2	225.8	239.4	243.0	226.9	219.6	226.4	240.4	246.2	271.7	233.7	261.5	244.1
98	Bering Strait	209.7	220.8	243.0	236.0	221.6	235.1	247.3	231.4	227.2	229.3	241.5	241.1	252.8	243.7	244.4	242.2	225.0	231.7	243.1	248.9	263.1	255.5	249.9	245.1	243.7	239.8	237.8	250.9	264.1	260.4	259.2
128	Arctic subocean	170.8	169.7	157.3	175.6	179.1	179.8	184.7	184.2	186.7	180.8	169.7	167.7	171.3	176.9	176.5	173.2	181.4	194.8	197.8	196.4	198.4	189.4	185.5	184.1	194.5	204.4	198.9	192.0	199.6	201.0	207.5
130	Chukchi Sea	188.0	190.1	192.7	203.0	212.4	229.9	220.1	210.2	203.6	198.9	198.5	204.7	217.3	243.4	227.5	234.8	227.1	221.7	258.0	252.0	261.1	262.8	245.4	250.8	247.3	251.8	252.8	237.9	251.0	279.0	258.4
132	Beaufort Sea	240.4	247.3	250.3	249.2	249.1	228.8	260.3	248.6	233.0	232.8	253.5	257.9	276.4	278.6	260.8	257.2	257.3	249.1	254.2	252.6	256.5	264.1	277.1	277.6	280.0	281.9	271.4	262.7	271.7	287.4	285.4
134	Arctic Archipelago	210.6	227.6	218.7	231.7	235.9	220.8	200.9	200.1	186.1	195.4	206.9	200.0	198.5	193.7	198.5	205.3	196.6	197.5	200.1	201.7	205.0	231.6	256.4	252.5	231.6	207.5	204.2	196.2	200.5	212.7	238.2
136	Foxe Basin	202.2	196.2	222.2	225.5	222.6	246.6	233.8	213.2	200.8	233.6	218.6	220.9	213.5	238.3	250.0	252.4	230.2	220.7	214.7	210.7	205.9	205.6	222.1	249.6	246.3	243.2	230.7	211.3	200.5	202.2	214.6
138	Baffin Bay	172.3	152.4	137.6	144.2	161.0	170.1	171.1	162.5	173.1	188.2	178.1	179.9	175.0	179.4	177.3	191.5	199.7	199.1	178.9	180.8	179.9	174.4	187.0	183.3	178.3	194.5	188.5	189.4	198.2	198.0	206.4
139	South Greenland	193.1	178.2	183.8	180.7	169.1	170.1	176.0	180.8	173.9	181.3	182.1	177.1	182.9	195.2	219.7	228.5	221.2	202.5	203.6	195.5	188.6	191.6	193.6	195.8	201.2	216.5	237.0	232.6	226.8	225.0	222.2
140	Greenland Sea	165.1	156.9	137.6	129.8	148.9	153.0	150.7	163.4	160.5	169.1	157.6	150.2	151.8	158.2	160.1	172.6	208.7	205.2	189.4	180.1	173.2	192.7	188.2	173.2	169.2	162.3	186.2	200.0	203.9	208.3	231.4
142	Norwegian Sea	272.3	277.2	256.6	271.1	281.2	278.1	257.3	272.1	295.5	290.9	291.8	285.5	261.9	262.0	265.5	276.9	271.7	275.1	274.9	260.1	246.0	244.0	246.0	244.7	253.4	258.6	280.5	273.6	299.1	304.1	302.1
144	Barents Sea	234.3	239.8	239.8	236.7	241.7	270.1	247.5	229.4	231.8	234.6	268.6	283.9	279.4	275.6	266.9	257.0	256.7	266.9	277.2	262.7	240.4	247.2	270.6	254.4	227.8	235.5	250.9	290.5	282.9	256.2	251.2
146	Kara Sea	254.6	257.7	259.1	260.3	254.5	259.5	267.5	266.7	256.9	250.3	248.1	245.0	247.8	260.4	265.4	277.9	278.2	272.3	271.4	267.8	267.8	270.7	264.6	269.8	282.3	277.3	269.6	270.9	271.7	275.1	270.3
148	Laptev Sea	227.7	232.8	234.9	232.7	239.4	237.4	241.5	239.5	237.2	244.3	244.9	253.9	257.5	249.1	242.4	243.8	243.7	253.4	260.4	263.0	264.9	260.2	276.0	274.4	259.5	268.0	273.2	265.2	264.8	286.5	282.6
150	East Siberian Sea	214.8	213.3	204.9	215.5	208.7	213.9	220.6	213.7	215.9	213.4	218.1	216.0	219.2	223.3	225.5	224.9	236.5	241.7	247.8	246.0	250.8	242.8	221.1	231.7	249.4	266.6	276.2	278.9	271.2	252.9	272.0
152	Gulf of Alaska	239.8	265.8	275.3	227.5	247.2	276.5	268.9	245.5	230.5	263.9	283.6	273.7	267.7	244.2	230.8	227.6	232.3	265.8	271.6	261.4	280.2	264.0	256.4	242.2	237.3	252.9	259.0	281.6	249.6	271.9	279.0
154	Southeast Bering Sea	242.4	269.2	269.6	257.4	257.9	254.4	244.9	213.6	227.9	244.6	268.7	257.1	289.6	272.3	255.5	228.7	243.5	272.9	261.1	284.2	286.8	272.1	270.6	254.7	272.0	282.8	255.7	280.9	266.5	294.4	271.1