1970 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	29.5	30.8	28.5	31.0	31.0	28.8	28.4	28.5	29.6	29.2	29.0	29.4	28.2	26.6	26.5	30.8	27.1	24.5	26.7	27.3	30.4	28.6	30.5	31.5	28.5	28.7	28.5	28.3	28.2	26.7	-9999.0
34	Hudson Bay	29.8	31.2	27.0	31.9	35.1	25.5	32.3	32.4	29.0	27.5	27.5	27.6	28.6	28.2	27.7	29.5	19.8	13.3	21.9	31.6	36.7	32.2	33.3	36.7	33.7	29.1	26.9	30.0	27.2	28.5	-9999.0
36	Hudson Strait	43.7	35.8	21.4	35.6	35.3	30.4	26.0	29.1	28.1	29.7	39.3	16.3	17.6	26.9	21.1	8.4	10.9	13.5	15.3	7.1	12.3	13.3	16.1	35.0	36.5	42.6	35.0	31.1	11.3	13.6	-9999.0
98	Bering Strait	32.0	29.7	34.7	39.6	33.9	31.5	25.8	27.1	30.4	31.1	42.4	28.8	38.4	27.9	27.2	40.5	34.6	36.4	31.2	28.8	46.9	40.5	36.4	35.3	28.1	23.7	22.3	25.6	31.9	33.6	-9999.0
128	Arctic subocean	18.9	16.8	15.2	17.7	18.2	11.9	31.7	22.7	34.4	30.0	28.0	29.3	29.4	35.4	32.6	25.1	15.6	12.6	8.5	7.5	9.0	6.7	4.5	6.0	7.2	9.7	12.5	13.5	23.5	20.0	-9999.0
130	Chukchi Sea	38.1	34.4	20.7	17.3	20.6	16.8	15.2	10.3	15.5	16.8	21.3	18.9	31.9	16.0	23.9	48.4	43.7	40.6	40.6	26.4	48.0	37.1	28.2	25.1	12.0	14.8	18.1	8.2	15.3	13.1	-9999.0
132	Beaufort Sea	47.8	35.4	30.0	38.3	33.1	33.1	32.1	27.6	26.6	34.0	32.0	27.6	22.1	15.4	11.8	14.3	17.0	17.7	25.4	20.2	24.5	20.1	24.4	39.2	34.6	35.9	26.8	21.2	20.0	23.8	-9999.0
134	Arctic Archipelago	23.1	27.7	27.7	24.5	25.2	23.9	24.5	26.4	35.9	31.4	26.7	25.0	20.2	21.6	23.3	18.9	14.9	17.5	23.7	17.7	24.1	22.0	20.3	30.2	21.0	29.1	24.9	19.5	19.2	12.8	-9999.0
136	Foxe Basin	33.0	35.3	38.8	34.4	27.8	42.4	39.6	50.4	42.5	28.4	19.2	30.8	14.2	6.5	15.5	35.3	19.5	28.1	35.8	32.0	19.1	32.3	34.6	20.3	11.6	23.8	20.2	6.4	12.4	15.3	-9999.0
138	Baffin Bay	27.3	24.2	16.1	13.0	13.8	27.3	46.8	44.7	43.4	30.9	21.0	16.5	13.3	13.7	19.2	18.3	18.3	15.9	16.7	17.1	15.3	21.7	23.5	24.7	21.0	9.1	7.8	6.4	12.3	15.4	-9999.0
139	South Greenland	27.5	37.2	22.8	25.1	38.2	36.8	30.8	29.3	21.5	19.8	13.9	10.2	15.5	19.5	22.8	19.0	23.0	25.9	24.9	30.6	24.6	21.1	19.6	23.6	24.3	22.9	22.5	26.6	29.3	21.8	-9999.0
140	Greenland Sea	9.9	12.8	26.3	18.5	7.1	14.0	30.6	18.2	17.4	17.1	13.3	11.8	10.9	11.2	13.1	18.0	11.3	23.3	29.9	36.2	21.4	6.9	12.9	13.5	10.8	21.0	32.6	26.0	19.6	22.6	-9999.0
142	Norwegian Sea	33.7	25.6	27.5	26.1	29.0	40.0	20.9	29.7	24.8	12.1	15.4	33.7	25.8	27.4	43.4	51.2	45.5	40.3	49.6	41.1	34.1	32.5	37.1	50.0	45.7	39.0	42.2	42.1	45.9	44.0	-9999.0
144	Barents Sea	23.8	39.9	35.7	31.4	33.9	38.7	25.1	27.1	36.9	33.2	25.0	29.5	24.4	22.9	23.2	34.0	39.8	31.3	16.0	17.0	35.0	35.8	26.1	20.9	24.4	29.1	34.2	39.8	32.5	27.9	-9999.0
146	Kara Sea	32.2	31.7	26.1	31.6	29.5	25.6	21.6	22.1	26.9	29.8	30.3	31.9	30.0	30.4	34.1	37.4	28.8	25.3	27.9	29.2	25.6	29.1	35.3	33.8	27.1	26.3	25.1	31.1	31.2	27.0	-9999.0
148	Laptev Sea	20.2	28.0	34.4	33.4	34.0	31.6	33.9	36.5	31.1	29.4	33.3	38.4	37.2	34.4	28.1	40.3	42.5	34.4	32.5	26.7	36.1	31.7	36.2	29.6	33.2	39.3	39.6	32.2	29.7	31.8	-9999.0
150	East Siberian Sea	30.0	26.9	28.7	28.6	32.1	32.3	32.6	33.1	39.8	32.9	27.8	30.9	27.4	30.3	20.5	14.4	13.5	19.9	32.6	35.5	34.8	28.9	30.1	34.7	36.0	24.1	36.1	23.2	37.6	30.0	-9999.0
152	Gulf of Alaska	16.3	31.7	48.5	43.0	37.8	32.2	23.6	28.6	32.0	27.4	34.0	43.1	54.3	41.6	40.6	44.9	43.3	36.3	27.1	32.3	50.2	41.2	33.2	26.6	18.7	20.6	42.2	46.5	49.8	45.7	-9999.0
154	Southeast Bering Sea	27.1	23.2	15.2	19.0	25.8	16.5	14.8	14.5	19.6	26.6	26.6	61.0	44.0	16.5	31.5	57.7	45.8	33.8	32.5	61.8	51.5	40.5	29.2	21.2	15.3	34.1	45.3	46.4	46.2	36.4	-9999.0