1968 04 - daily  - mean of NCEP mean Daily Cloud Forcing Net 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	27.9	31.2	32.6	31.4	26.9	26.7	29.0	28.9	27.9	25.5	26.3	27.0	28.0	28.3	26.2	26.1	26.2	28.0	27.0	29.3	32.0	31.7	30.7	31.5	32.8	31.6	31.0	27.8	25.3	26.1	-9999.0
34	Hudson Bay	28.3	28.2	23.9	18.6	18.9	25.6	28.1	30.0	25.4	28.6	29.4	27.5	26.5	32.6	30.6	27.6	23.1	26.8	23.8	29.6	36.6	32.5	26.9	27.4	36.3	30.2	27.4	23.4	19.5	20.7	-9999.0
36	Hudson Strait	48.5	46.4	56.5	45.0	39.4	30.2	25.8	18.4	23.2	22.4	22.9	22.4	35.2	22.8	45.5	30.1	20.6	32.1	19.6	15.5	18.9	35.1	61.7	55.3	29.3	46.1	39.0	20.0	18.5	31.3	-9999.0
98	Bering Strait	26.5	37.5	33.9	37.3	26.9	22.6	29.0	33.9	42.8	32.2	19.8	21.9	22.2	24.7	16.5	22.9	29.6	33.9	30.7	27.0	28.8	31.1	37.3	40.9	35.6	44.2	43.2	36.6	29.7	33.7	-9999.0
128	Arctic subocean	12.7	14.8	33.9	31.8	22.9	15.1	20.0	29.4	28.1	18.5	15.0	11.4	6.7	8.3	10.7	23.2	26.9	19.9	14.8	9.8	11.0	7.5	11.1	6.8	11.3	15.0	11.8	6.8	8.2	11.5	-9999.0
130	Chukchi Sea	39.7	37.8	29.1	43.9	53.5	51.1	36.0	35.7	47.3	27.4	13.2	24.5	19.1	10.7	10.6	23.5	23.2	14.0	21.1	16.5	29.1	14.1	18.7	17.2	11.9	15.2	33.0	32.0	32.8	41.0	-9999.0
132	Beaufort Sea	14.1	18.4	22.9	26.1	25.0	27.7	25.0	25.3	29.6	32.6	41.0	17.7	16.0	17.1	19.9	18.2	20.2	29.2	27.3	30.2	23.0	17.9	31.0	39.9	37.1	23.5	29.5	26.4	27.0	27.6	-9999.0
134	Arctic Archipelago	29.4	29.6	23.1	15.2	17.7	34.3	33.4	44.4	21.3	23.1	28.9	31.8	29.5	21.9	26.4	28.1	20.3	19.4	15.3	14.7	19.7	25.6	17.9	16.8	19.3	16.0	21.2	16.4	19.4	21.1	-9999.0
136	Foxe Basin	58.2	49.5	52.6	43.4	40.2	32.4	31.3	26.5	45.4	42.9	32.7	39.1	35.1	45.0	25.6	22.6	11.1	21.7	25.1	20.9	20.0	15.3	30.6	44.4	33.9	23.2	47.1	50.6	35.8	19.3	-9999.0
138	Baffin Bay	33.5	50.4	56.2	35.0	17.2	21.1	18.5	21.7	21.3	18.4	17.5	12.3	17.7	16.7	21.8	20.5	26.2	22.8	13.0	12.8	16.5	14.0	13.1	10.5	8.7	10.8	11.8	16.9	35.0	38.5	-9999.0
139	South Greenland	23.5	27.5	27.0	22.6	18.9	22.2	21.7	17.7	21.5	20.0	17.5	25.3	28.1	28.5	25.3	30.7	34.5	19.8	23.0	29.1	24.9	21.8	19.6	23.5	29.9	24.4	25.4	32.3	27.1	21.6	-9999.0
140	Greenland Sea	10.6	16.7	38.6	30.6	17.3	7.9	5.6	8.0	9.8	8.8	11.0	12.2	22.6	29.6	13.5	14.0	22.3	12.0	7.6	12.0	12.8	14.4	20.2	39.8	47.1	23.6	20.4	11.6	6.8	9.1	-9999.0
142	Norwegian Sea	28.9	36.7	52.9	35.1	33.8	29.3	27.7	30.3	27.9	32.6	44.3	36.0	36.1	40.9	33.0	17.8	27.6	34.8	46.5	56.4	44.8	26.9	36.1	45.7	48.1	51.1	36.9	42.4	32.6	38.5	-9999.0
144	Barents Sea	20.1	22.2	27.0	48.0	42.8	40.8	41.4	33.3	32.7	23.0	22.7	30.9	41.1	43.5	34.4	20.9	22.6	37.9	39.1	30.0	44.7	31.0	23.9	35.8	44.8	39.0	33.2	26.9	23.1	41.2	-9999.0
146	Kara Sea	33.6	34.8	38.8	34.9	30.0	28.6	27.8	29.8	28.4	22.7	20.6	25.3	28.1	26.0	23.8	24.0	29.9	30.0	30.5	34.3	34.4	37.9	35.5	35.6	32.8	34.8	38.1	36.0	27.6	26.8	-9999.0
148	Laptev Sea	28.3	34.5	32.5	33.4	25.3	22.8	32.6	30.6	30.7	30.1	37.6	37.9	34.3	37.6	36.2	33.1	24.2	25.1	28.6	34.3	36.5	39.6	39.6	32.9	33.8	36.8	27.9	24.9	29.2	21.1	-9999.0
150	East Siberian Sea	18.3	18.2	23.1	34.3	28.4	21.4	38.0	21.7	17.4	21.4	17.3	23.4	26.4	25.1	21.3	28.9	31.9	38.8	30.9	29.0	44.3	39.3	19.9	13.5	26.5	23.1	20.2	14.6	18.4	24.5	-9999.0
152	Gulf of Alaska	25.9	51.7	43.4	35.1	35.6	29.0	44.7	43.3	38.4	25.4	26.4	43.5	42.1	31.3	15.4	38.1	42.8	28.0	19.1	18.8	23.0	47.2	47.9	41.4	31.5	53.6	52.0	45.7	28.6	34.1	-9999.0
154	Southeast Bering Sea	56.3	56.7	42.2	42.3	49.7	21.4	25.8	30.8	21.1	20.8	49.5	61.0	43.2	24.7	24.1	52.8	29.5	28.6	37.8	42.2	43.6	22.6	15.3	20.6	43.7	62.7	39.7	25.9	27.1	48.7	-9999.0