1954 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	311.8	311.9	311.9	312.3	313.5	313.5	313.5	313.6	312.4	314.2	317.1	315.1	315.2	312.1	312.3	314.0	316.5	316.0	316.0	319.1	319.0	317.9	317.1	314.9	317.1	321.2	322.9	321.7	319.8	321.8	323.7
34	Hudson Bay	318.5	314.5	315.5	316.3	319.7	321.5	312.0	321.7	333.4	338.4	345.0	331.7	330.6	316.6	327.3	334.6	340.3	344.1	336.4	337.1	342.7	341.9	330.0	326.6	330.9	337.5	339.6	334.9	326.6	325.0	326.0
36	Hudson Strait	304.8	328.8	306.0	272.8	280.2	285.7	269.6	282.3	286.8	295.2	299.1	310.2	279.5	282.6	287.0	297.0	309.6	297.8	309.9	316.1	298.5	281.9	310.3	311.8	310.7	329.1	329.9	322.1	315.9	321.6	322.3
98	Bering Strait	314.3	311.6	302.4	305.5	314.7	316.0	311.4	312.3	314.8	303.4	289.6	276.6	284.4	300.0	311.5	314.1	319.8	322.6	328.4	332.0	307.7	297.1	292.7	288.5	300.7	307.3	324.5	323.5	307.5	313.0	321.5
128	Arctic subocean	240.7	267.2	280.1	284.0	265.6	252.8	257.4	262.2	270.3	269.6	284.0	285.5	282.6	251.4	246.4	250.2	257.5	249.9	241.5	246.3	246.1	245.7	246.9	244.4	261.2	256.8	251.5	242.9	240.7	247.5	244.8
130	Chukchi Sea	299.8	302.1	306.4	291.7	311.4	326.0	325.3	300.4	308.4	276.4	259.7	266.5	276.9	291.4	311.8	308.3	300.2	299.8	317.1	304.1	273.6	266.7	272.5	284.9	311.1	316.9	313.0	318.6	270.8	302.0	301.1
132	Beaufort Sea	322.6	331.1	329.6	323.5	319.7	318.3	328.4	328.9	319.2	316.6	313.8	307.2	296.7	296.3	315.5	322.4	327.2	323.5	323.9	321.2	307.9	304.4	304.5	295.6	293.7	306.6	307.4	312.7	313.1	310.7	320.2
134	Arctic Archipelago	264.1	278.9	280.4	288.7	294.4	293.3	303.6	317.6	316.5	324.1	336.8	328.7	313.0	288.5	281.2	284.6	304.8	276.6	276.3	298.5	303.8	298.4	302.8	294.1	294.9	283.2	275.1	278.1	291.3	296.3	297.8
136	Foxe Basin	263.2	265.7	263.8	255.0	258.0	270.4	273.0	307.1	318.6	293.4	291.5	296.9	304.4	312.4	301.0	268.1	277.0	296.1	277.3	264.7	286.6	316.0	336.1	290.8	306.6	314.3	323.8	319.2	304.4	308.3	318.4
138	Baffin Bay	233.7	224.7	233.9	238.2	240.2	236.7	237.0	223.3	232.8	239.5	250.3	280.7	305.5	278.5	250.5	237.3	241.4	229.8	234.4	231.8	245.3	248.3	230.3	223.6	222.1	225.0	225.4	234.6	244.2	237.0	231.9
139	South Greenland	239.5	239.5	252.6	263.6	266.8	260.5	249.1	244.5	239.2	253.7	254.9	250.2	256.2	263.8	256.6	259.1	254.2	245.1	237.4	238.6	242.6	234.6	245.9	247.4	236.7	232.0	234.5	229.7	227.8	243.2	245.3
140	Greenland Sea	235.1	237.8	246.3	238.1	231.4	244.1	244.6	235.6	232.1	229.3	234.8	244.1	258.6	281.0	259.5	249.0	252.9	250.7	240.6	243.4	230.9	217.0	229.2	239.0	235.9	239.6	227.5	217.7	211.8	209.3	223.4
142	Norwegian Sea	327.1	304.9	301.8	305.5	310.6	321.4	325.8	299.7	298.8	300.4	339.8	348.5	353.6	358.1	351.8	344.2	332.1	313.6	299.5	283.8	314.9	329.0	325.5	305.5	317.8	315.9	334.3	331.7	316.4	319.6	311.9
144	Barents Sea	326.1	326.4	337.7	347.5	362.1	369.8	376.8	368.6	358.9	343.5	331.3	318.5	315.8	326.6	338.3	347.8	352.6	354.2	354.0	364.5	357.7	349.3	346.9	340.8	336.9	337.2	332.4	322.5	324.1	322.6	324.1
146	Kara Sea	328.3	322.5	319.6	323.3	322.7	323.4	320.4	319.9	322.0	325.7	327.9	326.3	320.0	314.0	310.9	312.0	311.3	317.8	322.4	327.4	333.9	342.4	346.2	351.2	354.9	353.9	352.6	349.2	346.4	350.4	350.6
148	Laptev Sea	344.3	338.6	334.0	325.1	323.0	325.7	329.4	323.3	316.4	327.0	338.4	342.3	351.9	347.9	337.9	334.6	325.2	322.3	325.1	334.3	337.0	335.1	334.5	332.6	329.7	338.3	344.2	349.3	346.3	342.1	346.8
150	East Siberian Sea	297.1	322.3	335.6	344.3	332.6	305.7	319.7	325.0	298.1	288.6	298.6	313.9	326.6	331.8	327.5	329.9	354.1	357.4	350.4	326.1	323.4	310.1	290.0	274.5	288.1	303.5	307.0	305.6	325.3	335.8	326.7
152	Gulf of Alaska	299.9	282.5	281.4	291.1	305.5	299.3	298.2	298.0	304.2	299.2	294.4	285.0	286.7	289.9	305.0	324.7	327.4	316.6	307.7	312.7	307.3	298.0	298.4	295.3	287.9	298.5	319.1	326.3	336.0	339.3	341.3
154	Southeast Bering Sea	304.7	321.2	303.9	291.9	307.4	322.1	318.1	314.2	319.2	325.3	291.7	278.7	299.6	328.3	336.3	325.6	317.2	320.8	321.9	335.4	310.2	308.6	306.1	306.3	325.9	329.7	345.5	344.7	351.9	340.3	324.1