1948 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	245.8	244.6	241.0	242.3	242.8	243.7	242.0	243.1	241.5	242.1	245.7	249.5	250.7	253.3	256.6	256.8	259.8	260.2	263.3	262.0	263.7	268.2	271.6	272.6	272.1	269.7	266.7	268.5	272.1	276.6	281.1
34	Hudson Bay	259.9	258.8	252.5	267.0	271.8	263.3	254.5	254.7	253.9	253.3	251.4	266.5	270.0	280.2	284.8	284.0	287.8	283.7	303.9	298.2	291.4	294.2	291.0	292.4	296.4	297.2	280.7	261.5	268.9	295.4	305.7
36	Hudson Strait	245.0	215.9	206.4	223.1	219.4	249.6	217.0	239.0	265.8	244.6	220.3	238.5	226.7	234.6	206.0	217.0	236.7	211.3	197.0	224.4	262.8	276.4	286.7	286.1	284.4	283.5	272.3	265.2	275.1	262.3	253.8
98	Bering Strait	225.4	222.7	236.7	228.3	214.4	230.1	234.1	226.9	236.7	230.9	246.7	248.6	245.1	245.7	254.8	259.6	264.0	265.7	265.4	263.1	266.3	260.3	267.5	258.7	286.7	291.0	290.2	288.0	282.7	280.1	267.3
128	Arctic subocean	200.7	198.1	180.2	179.8	178.0	171.0	161.3	170.5	184.3	196.3	182.3	193.2	208.7	215.5	205.2	202.3	203.8	211.5	222.7	219.9	226.4	227.8	230.2	228.8	247.2	239.2	224.8	222.6	243.7	236.4	236.5
130	Chukchi Sea	193.2	177.0	187.9	211.3	196.0	210.2	195.7	198.9	220.1	215.7	215.6	240.2	243.0	232.7	234.8	235.1	224.6	224.4	234.8	236.9	255.1	244.7	244.1	241.8	263.5	259.7	258.5	288.5	264.0	248.8	246.1
132	Beaufort Sea	265.5	264.0	266.8	267.9	257.7	258.8	269.2	269.4	261.6	261.6	273.3	279.3	280.7	278.5	276.3	263.0	276.7	286.7	277.7	278.7	296.4	308.3	318.6	305.3	297.4	284.5	281.4	303.6	305.6	305.2	303.1
134	Arctic Archipelago	261.3	230.3	220.9	201.4	187.2	204.3	231.0	230.8	252.8	239.7	221.3	212.2	215.3	220.6	225.1	221.9	228.6	243.5	257.7	253.2	238.9	229.0	230.7	247.4	230.2	222.8	223.5	241.5	269.4	267.7	259.0
136	Foxe Basin	225.6	245.7	205.6	177.2	163.8	170.5	189.1	224.2	235.9	243.2	256.1	242.9	237.2	227.8	223.1	215.3	203.9	202.4	212.0	247.9	219.1	226.6	270.6	256.4	271.7	282.1	276.1	262.7	251.2	236.6	235.5
138	Baffin Bay	191.1	202.6	161.9	141.8	136.7	130.9	146.3	158.4	157.8	185.2	174.3	164.1	161.0	174.0	172.2	174.1	173.6	168.7	186.5	199.9	207.4	198.9	207.6	223.6	221.5	217.4	215.7	228.9	236.7	218.1	220.0
139	South Greenland	172.9	185.3	193.7	172.4	162.9	181.0	180.9	178.6	171.3	171.1	170.6	169.1	175.2	183.5	187.5	183.8	185.5	194.4	212.8	194.2	201.3	220.6	241.3	249.8	239.1	244.9	241.7	234.1	227.2	230.4	228.3
140	Greenland Sea	157.8	182.5	166.8	170.3	158.9	159.8	193.7	205.5	170.5	144.8	159.1	174.9	166.0	149.3	162.1	168.4	172.3	160.9	170.5	183.5	178.2	187.5	181.9	190.7	199.7	210.3	222.4	223.8	226.4	211.8	214.0
142	Norwegian Sea	246.9	278.5	239.9	229.6	255.0	287.1	290.9	297.2	306.3	299.3	298.7	306.2	309.4	297.9	283.8	294.8	300.7	301.3	309.2	262.6	290.4	269.3	262.2	268.7	270.9	263.9	306.9	306.8	267.4	261.2	267.5
144	Barents Sea	260.7	278.7	270.1	276.7	288.8	257.5	240.1	255.6	250.8	276.8	291.7	286.1	283.5	297.4	301.4	299.0	288.1	290.5	285.8	295.5	280.7	301.8	324.2	304.7	268.1	290.1	272.2	281.9	299.3	315.6	323.6
146	Kara Sea	262.0	259.8	255.9	257.1	262.8	259.9	256.1	254.3	249.7	252.2	259.6	262.9	258.9	254.6	262.7	268.5	270.1	269.5	267.4	269.4	275.2	281.4	279.5	284.7	285.2	278.7	279.4	279.2	273.9	276.3	286.7
148	Laptev Sea	240.4	234.3	243.0	249.3	253.8	257.5	250.4	246.2	244.6	237.9	238.8	246.8	256.6	259.2	259.8	260.1	258.3	261.9	259.7	254.1	249.7	248.9	254.6	258.7	255.9	250.0	254.6	264.5	274.6	280.9	282.0
150	East Siberian Sea	264.9	260.5	246.1	254.6	256.6	264.4	259.9	257.2	241.8	256.6	267.7	259.9	266.3	277.7	277.0	267.9	282.8	269.2	267.2	259.6	264.6	264.5	252.4	244.7	250.8	247.8	247.9	249.2	256.8	264.7	280.3
152	Gulf of Alaska	228.4	225.2	226.1	229.2	227.1	240.2	238.5	249.1	250.8	256.3	257.0	238.6	246.7	264.0	266.0	269.6	273.3	270.2	275.8	252.7	255.7	269.2	261.6	278.6	312.3	303.3	290.2	277.3	290.8	279.0	288.0
154	Southeast Bering Sea	222.4	259.1	226.0	201.7	229.5	237.1	215.3	249.2	281.4	253.8	247.8	243.0	244.0	248.8	256.9	274.9	279.7	277.7	280.7	264.2	255.1	265.8	263.8	264.0	291.3	301.8	283.5	270.4	276.1	278.0	295.3