1953 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	29.2	32.2	32.6	33.8	34.7	30.8	31.1	31.7	30.9	31.4	29.6	26.6	27.5	27.5	26.7	26.6	24.9	22.2	22.7	25.1	27.2	27.4	27.0	26.9	29.1	28.6	28.5	28.1	25.7	26.7	-9999.0
34	Hudson Bay	29.7	28.9	21.7	23.8	26.4	27.1	29.6	36.9	35.5	34.9	43.7	37.2	37.0	38.4	37.7	33.7	32.1	29.1	23.1	26.0	38.3	35.8	26.7	33.8	36.7	34.8	36.4	34.9	22.6	27.6	-9999.0
36	Hudson Strait	61.0	46.4	31.5	47.7	34.5	20.0	25.4	23.1	13.9	21.9	37.8	37.9	40.0	49.6	51.4	36.5	11.9	17.2	30.2	29.7	44.8	55.8	39.7	62.3	53.4	55.3	43.8	24.3	17.5	13.8	-9999.0
98	Bering Strait	31.4	37.8	30.2	32.4	35.3	26.6	31.4	30.7	39.9	25.7	24.7	25.6	34.8	27.2	31.6	21.3	26.4	21.9	18.0	34.4	33.8	31.3	33.1	25.0	34.9	35.6	31.9	36.2	27.4	19.1	-9999.0
128	Arctic subocean	29.5	32.6	35.0	26.9	20.8	20.9	32.4	31.8	34.5	30.8	28.6	29.9	23.1	29.4	28.3	26.1	21.4	5.7	14.4	21.3	23.7	34.6	27.0	16.0	12.3	12.0	17.7	28.4	31.1	17.4	-9999.0
130	Chukchi Sea	15.5	24.8	30.1	29.6	14.1	7.9	36.3	53.0	51.0	30.1	18.3	10.5	22.7	4.8	9.2	8.4	15.1	17.4	31.3	49.4	35.7	22.7	19.2	20.8	26.6	30.8	34.2	17.0	16.1	35.2	-9999.0
132	Beaufort Sea	20.6	22.8	33.6	29.3	41.2	32.4	34.0	24.8	27.2	36.5	42.6	37.0	39.4	28.7	19.8	20.1	11.2	10.3	14.2	29.7	33.4	30.2	27.0	23.2	17.8	25.9	18.8	21.4	19.0	26.8	-9999.0
134	Arctic Archipelago	38.9	29.2	25.8	29.4	25.9	22.0	24.6	23.0	18.9	30.8	22.8	19.7	31.0	34.9	25.7	13.8	16.8	15.0	15.4	14.3	13.9	30.2	25.7	11.4	14.2	12.1	17.7	25.8	18.8	19.9	-9999.0
136	Foxe Basin	36.1	40.2	34.4	22.4	12.3	16.3	7.3	10.5	17.5	23.1	27.5	8.7	8.3	14.6	14.9	42.5	39.5	19.6	19.7	27.0	33.2	50.2	16.3	20.9	26.8	40.6	49.0	16.1	10.5	16.7	-9999.0
138	Baffin Bay	10.4	33.3	43.6	38.8	41.6	35.2	12.4	13.2	19.0	24.3	16.5	17.8	17.2	17.0	13.0	12.8	18.4	11.0	7.3	8.7	9.5	17.5	7.9	7.6	10.0	10.1	12.0	8.5	5.4	14.6	-9999.0
139	South Greenland	10.1	23.4	29.5	35.6	22.6	19.2	24.4	16.7	20.9	22.9	22.3	25.2	18.0	23.6	24.9	43.7	41.1	39.6	37.0	28.2	20.3	12.0	19.5	17.8	16.3	16.2	13.7	11.4	9.2	9.4	-9999.0
140	Greenland Sea	9.9	10.6	21.6	20.4	18.0	16.0	19.6	12.5	21.8	10.5	9.0	8.9	8.8	10.8	11.6	8.9	15.5	13.5	8.6	8.6	7.5	17.1	33.7	20.7	23.5	17.0	10.5	14.8	29.9	11.7	-9999.0
142	Norwegian Sea	26.1	41.1	42.8	28.8	44.6	47.6	36.1	35.7	36.7	30.0	53.8	49.3	41.1	25.8	23.8	16.2	28.0	39.1	32.6	47.0	57.2	21.7	36.0	41.5	33.6	38.2	33.6	36.6	47.9	28.6	-9999.0
144	Barents Sea	31.9	25.9	39.2	46.2	38.6	32.6	43.3	51.8	42.9	34.9	39.1	28.1	23.3	11.4	28.3	46.9	30.6	31.4	42.7	38.9	31.9	27.5	23.2	24.8	29.8	27.9	28.2	27.6	30.7	27.1	-9999.0
146	Kara Sea	27.7	32.6	32.3	32.8	38.4	32.9	32.3	34.3	31.0	32.1	23.2	18.7	17.5	18.2	17.1	17.2	19.0	14.0	14.7	15.5	16.8	20.9	28.3	29.7	30.1	26.7	28.4	24.7	23.5	26.0	-9999.0
148	Laptev Sea	33.2	41.3	41.0	40.4	42.1	46.6	38.5	36.7	32.9	32.6	30.1	32.4	32.4	34.2	33.7	31.9	28.7	27.2	34.3	32.7	34.0	30.1	29.4	27.6	30.1	36.3	36.9	37.5	41.7	41.9	-9999.0
150	East Siberian Sea	42.8	39.5	36.4	47.5	38.6	21.8	24.9	29.4	37.2	41.0	33.4	32.6	42.9	52.9	43.3	41.6	42.7	40.9	28.8	33.2	37.4	31.1	27.9	30.1	42.4	28.8	29.2	35.5	34.5	30.9	-9999.0
152	Gulf of Alaska	43.0	45.3	36.5	29.7	29.3	30.4	10.3	14.4	24.7	22.2	18.3	17.0	19.4	35.9	43.4	32.7	42.1	32.2	36.4	30.6	25.8	25.9	24.4	20.5	46.1	36.5	27.9	49.2	36.0	32.5	-9999.0
154	Southeast Bering Sea	53.1	32.9	36.8	31.7	17.2	13.4	41.3	36.0	14.6	13.3	7.8	8.1	8.7	8.7	20.1	41.7	20.3	40.7	26.1	19.6	22.6	25.0	25.4	29.0	28.5	27.0	29.2	49.9	36.0	29.6	-9999.0