1957 07 - 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	308.7	310.0	311.4	312.6	310.5	307.6	306.1	305.0	304.7	307.2	309.8	309.7	307.4	307.4	308.5	308.7	310.1	310.3	311.5	313.4	313.0	313.7	314.8	314.8	313.6	315.0	314.9	314.0	312.8	311.3	311.8
34	Hudson Bay	308.9	319.3	324.9	317.8	316.3	319.6	320.2	315.8	322.9	329.3	342.1	340.9	330.4	327.5	336.8	342.4	346.5	346.0	326.6	319.8	322.4	324.2	335.9	344.2	338.6	342.4	343.9	342.1	332.7	343.1	337.2
36	Hudson Strait	329.5	277.2	301.4	322.6	300.0	308.5	307.1	308.8	298.5	308.8	327.5	317.1	294.4	284.2	278.3	282.3	305.3	325.1	346.4	297.6	274.3	292.0	290.6	288.1	303.1	325.3	330.6	308.1	298.2	288.5	290.4
98	Bering Strait	311.4	317.8	311.9	309.7	314.3	314.5	317.9	314.4	302.1	298.5	306.0	311.2	315.8	308.3	311.2	319.2	308.0	317.3	327.7	321.6	309.2	297.9	300.5	299.8	309.8	301.9	299.0	312.4	320.0	318.5	311.7
128	Arctic subocean	259.1	251.2	241.8	242.9	240.5	239.0	245.7	241.3	236.3	237.7	250.7	248.2	254.6	239.1	241.0	238.4	246.9	247.7	242.9	261.3	263.7	247.1	254.4	248.2	233.6	237.9	249.3	260.0	269.8	268.4	263.6
130	Chukchi Sea	288.4	301.0	306.4	308.6	303.5	302.2	318.2	309.2	319.4	295.7	328.4	316.8	305.2	298.7	306.8	330.3	313.9	295.8	314.3	340.4	282.3	270.4	274.0	279.5	293.8	280.9	304.3	319.6	327.6	333.3	315.7
132	Beaufort Sea	311.5	308.3	306.5	308.3	302.2	297.0	295.7	300.3	312.2	306.3	304.1	307.0	309.3	321.9	327.1	324.8	320.6	313.0	309.0	314.2	319.8	320.0	315.5	307.1	311.6	316.5	319.1	315.0	315.9	309.9	315.4
134	Arctic Archipelago	265.9	281.7	279.3	282.4	275.4	272.1	271.1	271.2	276.3	281.9	295.0	282.6	273.1	268.9	277.3	281.2	271.2	273.3	282.9	286.4	301.4	303.7	303.2	285.3	277.1	288.5	296.6	304.8	312.0	295.7	285.0
136	Foxe Basin	294.4	281.8	265.4	295.3	290.6	272.6	274.3	268.9	261.7	268.2	291.3	286.1	297.5	284.9	271.5	284.6	321.7	296.4	270.2	277.1	268.3	292.7	301.7	302.4	289.6	259.7	261.5	263.0	259.3	267.1	273.7
138	Baffin Bay	221.7	225.0	221.8	224.7	222.5	228.9	230.8	226.4	222.7	226.3	231.4	245.7	251.4	261.8	255.6	246.1	240.4	245.2	257.3	269.1	261.8	248.8	254.9	220.3	221.1	238.5	244.5	246.7	256.9	238.9	232.4
139	South Greenland	235.6	249.1	261.9	260.7	252.6	236.5	241.8	257.3	262.3	251.0	239.5	240.8	246.8	243.4	241.6	243.4	242.3	233.0	244.4	239.4	228.3	226.3	221.7	229.6	238.3	234.8	233.6	224.0	225.3	226.7	241.0
140	Greenland Sea	243.0	244.1	227.4	209.4	203.3	203.4	207.4	216.3	229.9	238.3	244.1	236.3	228.6	229.8	229.2	227.8	227.9	232.8	223.7	239.8	257.8	242.7	228.6	229.1	221.5	202.9	204.3	203.8	221.4	223.6	240.4
142	Norwegian Sea	304.7	322.0	302.5	294.5	293.4	295.5	286.1	311.6	327.9	322.5	320.3	318.3	321.4	337.8	346.8	343.0	336.5	349.9	354.9	347.7	337.8	330.2	340.4	344.9	355.9	346.4	333.9	347.3	344.2	335.1	325.3
144	Barents Sea	309.8	297.2	303.4	314.0	328.8	323.5	332.3	340.5	331.0	332.3	337.4	341.1	340.9	334.8	320.3	317.7	333.7	332.7	347.1	350.8	352.8	357.6	351.8	343.5	341.7	342.9	339.4	332.4	334.4	338.3	339.1
146	Kara Sea	343.9	342.8	340.8	339.4	341.9	342.4	332.5	324.8	324.6	326.6	326.7	325.5	321.8	318.3	315.8	311.5	310.0	313.2	316.5	322.2	320.2	319.2	320.6	325.7	323.7	326.9	327.2	328.7	323.9	319.7	320.9
148	Laptev Sea	309.5	314.6	323.2	326.4	319.5	304.5	303.6	308.8	306.1	315.1	302.6	304.6	305.2	307.6	307.1	317.4	325.3	314.1	316.0	328.8	337.2	341.8	336.9	337.3	340.5	334.5	326.5	322.8	321.5	326.7	330.3
150	East Siberian Sea	303.4	294.9	299.7	315.4	303.3	307.4	310.0	292.7	274.2	281.1	298.4	300.7	298.6	315.2	330.0	305.6	307.0	335.4	345.2	328.5	312.1	330.7	340.9	343.5	317.0	328.2	333.0	322.6	318.4	299.8	300.0
152	Gulf of Alaska	312.7	307.1	295.5	303.3	304.2	303.1	299.3	306.1	298.1	299.8	296.7	305.3	310.0	312.2	308.9	310.7	312.4	318.5	302.3	291.1	298.4	302.0	301.9	301.0	300.0	298.2	288.0	280.5	292.6	295.1	298.7
154	Southeast Bering Sea	321.6	327.9	307.2	308.7	312.7	311.5	317.5	333.6	308.4	316.1	317.0	304.4	314.3	328.8	324.3	322.0	328.6	319.0	316.4	306.6	317.2	299.4	300.3	306.4	317.4	303.3	291.2	311.9	320.7	316.6	317.1