1999 06 - 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	238.9	241.1	245.2	247.5	252.4	256.0	255.3	253.9	252.5	250.5	249.4	249.8	249.9	252.1	257.2	262.7	266.3	267.3	269.1	270.2	273.8	277.8	277.0	273.0	270.7	269.1	268.8	268.2	268.3	269.7	-9999.0
34	Hudson Bay	254.2	261.4	272.9	284.9	292.7	297.1	288.5	283.7	289.9	283.2	278.7	278.4	269.1	260.4	255.5	262.0	279.8	291.8	302.0	304.8	315.2	327.4	316.0	297.4	282.4	280.7	281.2	283.1	282.3	282.7	-9999.0
36	Hudson Strait	215.4	214.6	234.6	217.9	233.6	258.1	241.4	216.0	229.4	272.4	273.1	256.9	249.2	251.0	236.6	223.6	225.3	240.4	260.3	257.4	232.0	268.4	305.9	326.0	319.0	280.7	246.6	257.8	252.1	272.4	-9999.0
98	Bering Strait	228.9	231.9	230.6	226.0	227.4	239.1	247.1	249.5	251.5	254.9	259.3	266.0	269.9	276.2	277.4	280.8	284.4	276.3	269.8	270.7	268.5	266.6	269.9	270.7	273.7	273.3	270.6	265.3	262.4	259.2	-9999.0
128	Arctic subocean	190.0	194.9	194.0	196.0	198.6	204.6	205.7	204.3	205.1	203.2	205.0	207.3	213.9	214.7	219.0	222.1	212.5	205.4	203.3	211.7	212.9	216.0	216.5	215.2	215.5	212.8	213.0	217.3	218.8	219.8	-9999.0
130	Chukchi Sea	223.8	222.9	214.6	211.1	220.6	232.5	242.5	236.4	236.3	242.1	254.0	256.5	249.2	250.7	249.4	262.2	260.3	250.5	247.3	245.7	255.4	262.9	264.6	266.6	267.0	271.0	268.5	259.2	253.9	260.4	-9999.0
132	Beaufort Sea	248.0	252.2	257.5	252.9	247.8	243.7	245.7	245.3	244.2	248.1	250.5	255.2	265.5	275.5	286.2	299.6	307.1	308.9	308.1	294.1	280.6	272.6	264.0	260.2	263.5	267.6	272.4	268.9	266.5	262.6	-9999.0
134	Arctic Archipelago	216.3	220.3	225.8	224.2	220.1	212.7	217.6	222.1	220.0	211.6	214.6	220.4	226.7	232.7	239.0	252.0	256.5	241.2	242.3	246.5	251.9	236.7	232.3	233.6	234.6	236.3	237.2	244.3	246.7	243.3	-9999.0
136	Foxe Basin	207.4	207.2	209.5	207.1	205.2	204.8	208.4	212.8	224.4	229.8	217.0	214.1	207.9	215.5	221.9	226.5	235.4	231.6	221.1	220.0	222.0	244.9	225.3	228.7	235.6	235.6	226.2	228.1	226.8	228.7	-9999.0
138	Baffin Bay	192.3	194.3	192.3	194.1	188.2	184.8	182.3	183.5	184.8	182.6	188.0	190.5	194.2	194.3	195.0	193.9	193.1	188.7	189.5	195.1	194.9	193.8	193.9	195.0	193.1	193.1	204.9	211.5	208.3	212.5	-9999.0
139	South Greenland	195.0	191.6	192.3	189.3	200.1	201.2	187.2	186.1	189.9	202.6	203.5	199.4	190.6	186.3	187.7	189.9	191.0	186.9	193.8	203.1	198.3	191.1	194.2	191.7	200.7	217.8	228.7	224.9	213.9	214.9	-9999.0
140	Greenland Sea	183.0	184.6	185.7	191.3	193.6	198.7	200.8	192.7	192.1	190.4	193.9	192.1	183.5	184.0	186.5	182.2	179.8	180.9	176.8	180.7	190.5	189.1	187.2	185.0	189.1	186.9	199.3	217.4	214.8	206.7	-9999.0
142	Norwegian Sea	249.4	243.2	240.0	246.2	245.5	246.0	249.0	257.9	265.9	263.4	260.5	275.7	286.7	281.0	267.9	265.6	266.4	253.1	265.9	265.8	262.7	258.9	252.7	263.9	264.0	272.7	281.0	288.3	285.2	279.2	-9999.0
144	Barents Sea	233.4	249.4	258.2	252.4	270.1	275.4	273.8	269.5	266.2	275.6	286.5	264.0	252.3	269.3	281.0	282.5	270.1	270.5	284.5	303.3	316.5	321.1	323.5	318.6	312.4	313.4	295.1	282.7	298.6	309.7	-9999.0
146	Kara Sea	270.5	267.9	268.4	272.4	275.3	277.5	272.6	272.9	262.9	252.5	245.3	249.5	255.7	259.3	267.3	270.3	267.6	265.4	266.4	272.1	284.1	292.5	293.6	289.8	286.7	282.2	280.3	278.7	277.0	283.3	-9999.0
148	Laptev Sea	218.9	224.8	235.2	242.1	249.5	257.3	267.5	266.7	268.7	265.7	263.9	259.0	253.4	254.9	266.3	275.6	285.8	294.6	292.4	280.3	282.8	287.9	284.7	278.3	275.1	269.4	275.4	271.6	276.4	273.7	-9999.0
150	East Siberian Sea	230.5	222.2	216.9	216.7	230.1	233.0	235.8	234.2	231.2	233.9	238.3	245.7	247.1	243.6	246.9	255.3	260.3	263.4	258.6	263.6	253.4	255.6	269.6	280.6	286.2	288.4	282.1	284.4	288.2	283.7	-9999.0
152	Gulf of Alaska	232.1	236.8	231.1	228.8	238.7	247.2	247.3	250.7	249.4	242.7	244.9	255.0	272.1	276.0	280.1	284.9	278.8	262.7	261.2	264.2	250.3	257.0	264.1	268.7	271.5	264.9	258.6	263.8	264.4	263.5	-9999.0
154	Southeast Bering Sea	242.8	241.1	236.1	232.9	236.7	251.9	269.3	263.0	260.8	266.1	263.5	265.0	277.8	288.8	287.2	289.4	288.8	283.4	272.0	274.8	271.1	263.2	272.2	270.0	276.5	274.7	267.5	282.5	283.6	284.5	-9999.0