1980 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	28.6	27.0	26.9	25.3	25.4	26.7	27.3	26.2	25.8	27.2	31.1	31.7	28.3	25.7	28.0	26.4	24.6	25.7	25.8	28.9	26.1	25.9	24.9	24.3	26.0	24.8	25.1	23.9	23.7	25.8	-9999.0
34	Hudson Bay	23.3	23.0	26.8	28.5	23.2	30.3	31.5	24.6	28.5	38.3	37.4	30.3	29.3	27.1	24.1	32.0	26.8	27.9	25.8	24.8	19.4	20.1	18.7	21.4	15.9	14.4	8.4	10.5	10.2	12.1	-9999.0
36	Hudson Strait	21.1	23.6	32.5	21.9	46.3	64.2	30.3	24.8	18.6	6.6	27.6	44.8	27.4	54.2	25.9	21.4	26.3	38.5	18.3	40.6	21.0	35.1	26.7	16.2	28.7	13.3	25.1	25.4	19.2	6.8	-9999.0
98	Bering Strait	44.8	47.5	33.6	21.0	21.4	20.0	29.0	28.0	26.2	31.8	34.1	38.9	30.6	31.9	38.4	27.4	24.6	24.5	35.3	38.0	31.7	35.7	33.7	31.5	37.6	35.8	28.4	28.7	30.7	25.7	-9999.0
128	Arctic subocean	23.4	20.2	13.3	9.4	11.9	14.7	11.5	10.1	19.4	24.0	19.8	14.0	10.3	13.6	36.8	28.4	29.1	39.6	25.1	23.0	25.7	18.6	11.8	22.2	30.3	12.6	7.6	15.7	22.1	29.1	-9999.0
130	Chukchi Sea	46.8	42.5	27.3	25.8	14.6	5.8	15.8	20.8	26.3	15.0	5.8	3.4	21.2	37.0	31.1	19.8	13.3	11.4	18.3	28.3	24.3	23.9	43.6	31.6	40.1	26.9	20.7	15.9	18.4	16.2	-9999.0
132	Beaufort Sea	26.0	28.4	30.0	19.3	22.3	24.5	36.9	29.6	31.7	30.5	31.2	41.2	38.8	24.3	43.0	30.2	34.9	23.8	35.5	37.3	25.9	29.1	26.7	25.0	35.1	26.0	28.3	24.4	31.2	22.8	-9999.0
134	Arctic Archipelago	38.9	21.3	31.0	40.8	38.1	26.5	24.0	27.2	33.7	27.5	36.1	34.3	37.3	20.4	17.3	24.6	18.5	35.4	30.0	35.2	29.5	24.8	24.1	25.7	27.0	31.3	28.3	34.7	29.3	37.0	-9999.0
136	Foxe Basin	51.9	48.9	40.4	47.6	32.3	52.1	57.8	45.7	28.2	24.6	18.4	33.8	36.3	30.4	30.5	35.9	36.2	25.2	15.6	21.2	55.4	57.4	38.1	32.5	17.7	28.7	36.1	13.2	9.2	15.9	-9999.0
138	Baffin Bay	29.1	27.1	21.3	18.9	14.7	18.9	16.3	18.7	17.1	15.8	18.5	12.8	7.9	10.8	12.1	15.9	12.1	14.9	17.2	19.2	34.0	32.9	33.2	24.8	17.0	12.9	11.2	7.6	7.0	6.3	-9999.0
139	South Greenland	17.3	12.4	23.5	19.7	20.6	19.7	35.3	36.8	27.5	20.3	18.7	21.5	19.7	19.6	24.7	30.6	23.4	31.6	31.9	31.2	19.5	21.0	31.1	31.7	20.6	18.2	18.1	19.1	17.5	18.9	-9999.0
140	Greenland Sea	8.8	7.6	8.0	7.1	7.2	7.0	6.4	10.4	12.3	13.7	16.2	15.3	13.5	30.6	29.3	9.9	7.1	15.2	15.3	24.1	31.6	14.7	13.0	19.7	25.7	19.2	31.9	40.1	26.3	30.9	-9999.0
142	Norwegian Sea	27.1	40.9	46.1	39.3	54.9	33.4	45.2	31.2	37.4	39.2	40.7	41.2	26.4	29.5	25.5	53.1	36.9	39.5	43.0	37.2	38.8	35.3	42.1	18.8	14.1	19.4	36.0	27.2	26.5	26.6	-9999.0
144	Barents Sea	32.5	29.5	28.0	26.1	25.8	33.8	46.9	37.2	35.3	44.7	36.9	29.5	28.7	21.4	28.0	22.3	25.1	23.3	24.0	30.6	27.9	18.4	18.6	25.2	25.5	25.8	21.8	17.5	18.9	23.5	-9999.0
146	Kara Sea	29.8	26.4	24.7	25.7	26.7	27.1	23.3	27.0	28.1	29.9	38.7	35.4	29.6	26.5	33.2	30.1	26.7	27.5	21.6	23.5	21.5	22.8	23.2	22.3	25.6	26.7	27.6	27.9	29.2	32.8	-9999.0
148	Laptev Sea	25.2	29.6	26.3	28.6	30.3	27.7	23.8	23.3	20.6	20.1	24.6	27.6	26.5	25.6	22.7	21.1	21.2	24.7	32.0	34.9	31.9	31.6	26.5	27.2	29.5	28.7	36.4	27.8	25.3	31.4	-9999.0
150	East Siberian Sea	25.2	22.4	31.8	21.0	18.2	23.1	17.2	16.9	10.1	10.2	17.1	33.4	21.2	20.3	13.2	17.7	18.3	12.4	9.8	23.9	27.0	28.1	25.6	19.2	24.6	24.1	25.5	24.4	22.0	28.0	-9999.0
152	Gulf of Alaska	49.8	55.7	32.0	18.4	34.6	27.8	29.1	28.6	13.3	20.8	44.5	49.1	39.4	36.8	23.5	24.5	27.9	29.0	38.2	31.6	40.9	39.8	31.3	29.5	35.5	48.6	32.1	34.5	36.7	40.0	-9999.0
154	Southeast Bering Sea	50.7	24.3	35.9	34.1	22.5	28.1	26.2	24.8	21.7	9.4	11.5	18.6	37.0	28.7	24.6	9.7	23.4	17.7	19.3	25.3	48.3	25.9	34.2	22.9	19.7	34.3	21.0	33.3	29.2	27.2	-9999.0