1998 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	229.6	231.5	232.8	231.1	234.0	241.2	248.2	252.6	251.4	246.5	245.0	245.9	247.9	245.2	246.2	243.4	243.0	249.8	253.7	253.5	258.1	264.1	266.5	264.3	264.3	266.5	268.2	265.6	265.2	272.1	270.3
34	Hudson Bay	246.1	241.9	257.9	266.3	263.4	259.3	256.6	261.7	268.1	279.5	283.7	284.3	280.0	288.8	302.9	307.5	296.1	288.1	274.7	270.5	269.3	278.2	282.9	277.3	266.6	273.6	283.5	279.0	255.7	263.0	262.1
36	Hudson Strait	224.7	215.6	215.0	226.4	241.1	282.1	285.0	223.0	241.1	230.4	228.2	255.2	270.4	249.5	224.1	230.6	305.1	301.8	268.3	268.6	279.5	232.8	252.9	241.9	219.8	234.2	234.6	261.5	253.8	272.3	242.1
98	Bering Strait	231.2	238.9	226.5	213.9	221.9	251.8	239.2	229.5	235.5	248.0	237.4	241.6	239.0	247.1	247.6	257.6	257.1	257.3	260.0	256.4	258.1	266.9	253.3	257.1	276.2	283.5	272.1	272.9	281.0	289.7	281.3
128	Arctic subocean	181.5	175.7	167.7	184.0	182.0	186.3	191.7	189.5	169.9	167.8	186.8	190.5	174.4	180.5	185.7	193.7	188.0	197.6	182.2	179.0	188.7	204.7	209.3	217.5	213.9	198.2	204.1	204.8	201.1	203.3	221.6
130	Chukchi Sea	200.0	225.8	195.2	166.0	183.9	197.7	197.4	210.3	229.7	247.9	232.5	222.7	225.6	236.9	257.5	272.6	246.7	265.2	259.9	244.8	242.3	245.6	251.3	251.1	255.6	269.4	265.5	273.4	252.8	255.4	273.0
132	Beaufort Sea	249.7	267.0	270.0	245.7	238.2	261.3	264.8	260.1	260.5	249.9	245.5	251.5	258.0	271.2	273.7	269.7	271.6	274.9	269.2	281.9	285.0	297.1	292.2	294.1	298.8	292.9	278.4	272.8	285.0	278.2	289.2
134	Arctic Archipelago	220.3	202.3	210.0	218.1	217.0	212.3	226.0	231.4	216.2	207.2	207.4	221.2	229.0	223.3	223.7	233.3	237.1	217.4	220.6	212.2	221.1	200.9	210.5	217.6	217.2	216.6	215.8	215.4	219.5	220.6	231.0
136	Foxe Basin	234.3	231.0	219.2	218.8	254.1	233.7	201.7	191.8	201.3	184.1	190.1	193.0	221.1	211.6	212.3	210.9	258.2	295.2	234.6	245.1	259.5	238.0	246.3	249.6	226.0	221.1	241.7	245.0	262.3	253.3	284.3
138	Baffin Bay	191.4	186.0	178.0	178.1	175.7	196.5	216.4	197.8	164.4	151.9	155.1	152.4	161.8	155.9	171.2	162.5	169.1	222.3	218.3	194.7	201.3	225.1	232.1	218.2	200.1	214.8	244.1	202.4	197.3	218.9	227.7
139	South Greenland	193.9	219.3	202.6	185.3	181.5	182.9	202.9	215.7	207.7	190.7	206.4	208.2	202.0	200.0	190.8	186.1	183.3	192.0	226.6	230.7	257.9	252.1	234.4	220.8	240.6	260.1	240.3	218.9	229.3	226.6	215.8
140	Greenland Sea	164.4	167.2	168.2	169.3	161.2	153.4	181.9	189.7	194.5	182.6	185.0	180.1	167.0	185.2	192.5	173.2	151.8	163.7	186.9	170.7	180.3	197.1	209.3	218.7	202.5	213.5	232.3	225.7	192.7	192.9	194.9
142	Norwegian Sea	264.4	257.6	244.5	261.3	263.1	266.7	270.2	266.2	267.8	286.3	267.8	256.4	282.7	281.1	298.0	293.1	283.3	296.3	267.6	253.9	255.2	239.0	247.6	237.6	250.2	259.8	266.5	259.4	259.1	269.3	250.9
144	Barents Sea	264.6	242.6	248.1	266.3	253.6	276.1	296.1	275.2	264.4	233.5	265.1	253.4	225.4	222.5	250.8	240.8	259.0	286.8	293.6	277.8	266.5	272.1	303.2	309.5	300.8	286.9	297.8	288.4	278.7	274.5	256.3
146	Kara Sea	241.9	244.6	245.3	242.0	249.5	256.0	272.0	285.7	282.9	272.3	266.5	257.4	264.0	253.1	239.7	235.1	236.0	249.0	263.2	268.2	270.1	279.7	277.7	275.8	280.5	284.0	287.2	289.9	296.5	303.9	304.1
148	Laptev Sea	213.3	217.6	222.3	223.6	228.9	228.4	233.6	245.8	242.3	239.8	235.1	253.2	259.4	242.3	243.5	233.2	231.3	228.9	233.1	237.9	250.1	260.3	266.7	262.4	260.1	256.0	256.8	253.5	257.2	268.9	264.9
150	East Siberian Sea	184.8	190.6	186.2	186.9	196.7	210.8	205.3	216.1	226.6	240.7	222.8	212.3	223.6	233.9	230.2	227.5	213.3	227.0	241.2	237.5	239.1	231.5	242.3	239.9	238.6	236.9	235.6	248.9	242.1	261.6	259.3
152	Gulf of Alaska	266.9	258.9	259.7	256.2	269.2	270.9	243.5	240.4	267.6	263.5	238.2	232.7	229.6	232.5	253.4	273.8	251.6	257.4	266.3	275.2	276.5	295.9	253.9	257.4	290.1	272.7	267.3	273.9	285.3	308.8	268.3
154	Southeast Bering Sea	269.5	267.4	252.4	244.4	281.6	254.5	235.1	269.8	265.4	254.4	243.4	263.2	241.1	248.5	301.8	270.3	261.4	285.4	268.8	244.5	258.6	280.9	299.4	271.2	245.7	282.8	299.4	278.0	284.8	327.8	291.8