1991 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	25.3	25.3	24.2	24.1	23.2	24.5	23.3	23.6	22.8	23.6	24.6	27.1	27.7	26.1	26.2	27.7	27.8	26.9	26.5	27.3	26.4	24.3	22.3	22.1	23.2	24.0	22.9	24.6	23.2	23.8	-9999.0
34	Hudson Bay	19.4	27.5	30.5	31.5	32.9	31.8	27.6	17.3	16.3	24.0	20.1	22.4	21.4	28.8	34.1	25.9	21.8	22.6	19.7	21.1	22.8	22.8	24.1	24.3	27.9	27.9	30.6	35.9	28.7	33.5	-9999.0
36	Hudson Strait	23.7	23.4	34.0	32.2	18.4	12.2	13.4	34.1	13.1	16.5	14.9	32.4	36.1	43.3	10.7	12.3	16.8	27.3	29.3	29.1	12.3	19.6	44.4	48.9	27.2	21.1	14.7	13.1	16.9	22.7	-9999.0
98	Bering Strait	19.3	16.1	14.3	11.7	18.3	19.0	16.9	23.2	24.8	24.2	28.8	33.4	26.8	28.4	29.1	38.4	40.4	30.1	33.8	43.8	31.2	35.7	23.5	30.3	23.0	16.3	22.6	16.5	16.2	29.4	-9999.0
128	Arctic subocean	30.4	24.1	22.3	23.5	18.1	21.8	22.1	17.2	9.8	13.0	9.8	12.0	8.7	17.9	34.4	17.0	24.3	22.5	15.7	19.6	28.0	34.2	33.9	29.0	28.6	29.3	23.1	20.7	14.7	16.4	-9999.0
130	Chukchi Sea	20.9	8.5	5.9	5.9	10.2	8.4	9.8	13.9	22.2	25.3	31.0	30.3	30.1	27.5	17.1	18.4	26.3	34.9	13.8	33.4	31.6	32.8	23.5	29.6	32.3	12.9	19.8	39.8	21.6	13.8	-9999.0
132	Beaufort Sea	37.4	27.1	21.6	25.3	17.3	25.6	17.6	14.3	21.9	24.5	21.7	32.3	32.2	27.3	16.9	19.3	29.4	26.2	28.4	26.6	24.8	17.2	15.4	17.4	24.6	25.8	22.6	24.1	19.2	12.3	-9999.0
134	Arctic Archipelago	29.6	37.9	25.1	20.2	25.8	26.8	23.4	25.7	18.3	22.1	20.5	31.0	15.6	9.6	14.2	7.8	16.1	23.0	27.9	35.5	23.7	14.3	10.2	19.5	28.4	16.3	20.4	29.9	17.0	10.7	-9999.0
136	Foxe Basin	12.3	23.8	41.7	40.9	19.7	28.6	40.6	33.7	44.8	16.9	26.8	36.6	32.7	17.4	23.1	32.6	36.5	40.9	28.5	18.6	28.0	27.1	30.6	21.9	7.2	4.4	6.8	12.1	28.8	39.0	-9999.0
138	Baffin Bay	12.1	22.3	25.0	21.1	15.9	15.5	19.9	11.6	13.8	12.6	12.7	13.0	6.9	8.7	16.5	18.8	26.0	18.5	21.4	21.8	13.9	14.2	16.4	14.4	11.8	15.0	8.4	6.3	11.0	20.0	-9999.0
139	South Greenland	23.3	14.5	15.9	16.9	14.0	11.2	13.6	11.9	15.9	13.4	11.4	18.3	23.5	20.7	31.9	42.2	29.1	35.3	26.2	27.2	31.0	21.4	17.1	10.8	12.7	14.3	15.1	17.1	20.2	22.6	-9999.0
140	Greenland Sea	12.0	10.6	8.5	7.8	7.6	7.5	8.0	12.0	10.3	24.5	24.8	14.2	16.7	5.4	6.6	16.6	15.1	11.3	18.5	10.0	11.4	11.6	18.1	18.4	15.1	16.6	10.9	22.4	21.5	21.8	-9999.0
142	Norwegian Sea	31.1	40.8	36.5	24.1	20.7	36.7	17.5	25.0	29.1	45.8	37.9	47.7	31.0	36.5	44.9	38.8	27.4	21.0	20.8	22.8	32.3	34.8	12.6	20.1	22.4	9.2	15.4	15.1	15.4	14.2	-9999.0
144	Barents Sea	33.5	35.8	44.5	27.3	21.5	17.1	26.8	18.1	18.3	23.0	22.1	21.9	21.4	31.3	37.4	43.5	30.6	33.0	26.1	39.5	33.9	31.8	29.3	38.5	26.5	10.6	21.7	31.1	22.8	16.0	-9999.0
146	Kara Sea	25.3	29.3	26.4	26.6	29.0	28.1	23.8	25.5	24.9	25.5	29.6	28.3	33.3	24.0	24.9	27.2	29.0	23.3	26.2	22.6	26.3	25.7	22.8	17.6	20.9	25.0	23.7	23.9	25.6	25.0	-9999.0
148	Laptev Sea	32.6	19.7	18.5	22.8	19.0	27.2	26.5	34.5	32.9	24.8	27.2	32.7	34.2	37.9	32.4	27.0	26.6	32.5	30.0	33.9	31.7	26.1	24.7	23.4	24.0	32.6	26.1	28.8	28.7	30.5	-9999.0
150	East Siberian Sea	15.7	21.2	18.3	21.2	20.7	21.7	29.2	36.2	24.6	29.3	32.6	20.0	21.2	11.1	16.7	35.9	38.2	33.3	30.0	20.2	19.7	22.9	20.6	24.5	25.7	30.6	18.9	9.2	12.0	6.3	-9999.0
152	Gulf of Alaska	17.0	28.1	25.0	24.5	23.3	21.4	27.5	30.7	23.1	24.4	29.6	44.5	43.7	45.4	42.7	47.7	40.9	42.7	29.8	45.1	38.9	38.6	28.7	27.0	30.1	34.1	30.0	23.2	28.6	49.7	-9999.0
154	Southeast Bering Sea	12.9	15.1	10.3	11.1	16.1	15.2	33.9	25.7	24.2	15.9	15.3	14.1	24.7	50.4	30.4	45.9	29.0	25.6	45.7	38.2	42.2	38.6	22.8	25.7	33.2	30.3	25.6	20.2	26.3	26.7	-9999.0