1981 09 - daily  - mean of NCEP mean Daily Near IR Beam Downward Solar 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	58.4	57.1	59.8	56.1	56.8	53.2	53.8	55.5	54.4	56.3	52.2	50.7	51.5	49.4	47.0	47.4	48.3	44.9	45.1	44.8	43.1	40.8	39.2	40.8	38.4	36.7	39.2	37.0	36.6	32.3	-9999.0
34	Hudson Bay	66.0	61.7	89.5	74.6	69.5	58.9	70.4	66.2	77.4	79.5	78.9	70.1	70.0	64.9	75.7	68.5	67.3	60.5	64.3	63.1	64.5	62.5	57.3	65.4	53.2	43.3	54.6	51.5	51.2	45.4	-9999.0
36	Hudson Strait	57.7	59.1	58.8	69.0	81.3	30.2	29.9	50.3	39.9	55.3	68.2	66.0	48.2	51.7	54.8	53.2	71.2	48.7	51.0	41.6	50.3	58.8	65.9	44.3	48.5	64.4	41.7	21.7	45.9	16.6	-9999.0
98	Bering Strait	68.9	72.7	65.6	61.2	58.5	56.7	43.4	60.9	52.7	41.7	41.9	43.2	58.1	57.0	45.6	45.8	46.6	36.1	39.2	37.7	37.5	39.6	31.6	33.1	25.1	26.9	40.7	36.2	34.1	23.2	-9999.0
128	Arctic subocean	52.9	51.7	27.3	24.0	36.6	30.2	28.5	45.8	44.5	37.8	30.1	22.5	28.0	25.6	27.4	27.9	26.2	27.3	22.2	19.1	19.3	20.7	16.6	15.4	18.0	13.6	11.7	10.7	11.4	9.6	-9999.0
130	Chukchi Sea	69.1	67.5	65.6	63.7	59.7	60.7	45.2	44.3	46.0	45.1	55.9	53.2	45.8	37.0	49.1	43.1	47.9	46.8	45.3	50.9	46.1	32.1	27.7	40.7	38.1	38.3	47.0	40.7	36.4	33.8	-9999.0
132	Beaufort Sea	53.3	77.0	78.8	62.0	63.6	62.2	51.6	58.4	40.3	54.4	50.6	53.9	67.7	62.1	41.2	49.4	49.4	40.1	35.2	39.5	41.1	44.7	43.2	42.2	44.9	49.8	46.8	33.9	37.9	33.3	-9999.0
134	Arctic Archipelago	48.3	46.3	33.3	36.3	51.6	59.8	63.0	55.7	52.7	48.8	53.3	49.2	47.6	49.0	47.3	41.6	34.0	41.7	31.0	19.4	24.6	24.1	24.2	22.0	32.6	33.9	36.1	33.0	37.1	30.3	-9999.0
136	Foxe Basin	24.4	71.3	34.6	22.6	36.9	47.9	45.4	23.5	14.0	46.7	56.3	48.6	38.6	40.7	46.3	53.9	55.5	48.9	46.5	56.1	33.1	45.6	25.7	15.7	11.2	23.2	42.1	27.9	18.2	8.6	-9999.0
138	Baffin Bay	39.0	48.4	46.1	54.7	53.0	36.7	52.5	59.5	49.0	41.3	16.5	27.9	31.7	44.9	46.2	45.9	41.0	43.5	45.5	39.9	26.9	31.4	24.4	24.2	24.2	17.6	14.1	15.8	20.3	20.1	-9999.0
139	South Greenland	67.7	39.8	74.6	69.2	58.6	66.5	69.1	65.0	56.8	53.7	45.8	56.1	52.5	46.2	42.1	37.6	37.9	38.2	47.4	49.6	40.2	29.7	39.4	48.1	42.8	30.3	26.9	32.3	30.3	29.9	-9999.0
140	Greenland Sea	30.1	53.3	46.2	18.2	15.1	29.6	22.1	18.7	22.0	39.7	53.9	49.5	48.2	35.5	31.3	38.0	38.1	43.6	41.6	41.7	41.8	38.5	31.9	32.2	32.4	31.2	24.9	19.2	23.7	22.7	-9999.0
142	Norwegian Sea	50.5	56.8	37.5	48.3	22.6	53.0	44.8	48.6	33.1	52.1	25.0	58.8	50.5	49.6	54.1	47.1	30.0	31.0	16.6	41.9	34.9	36.2	34.7	37.1	30.0	22.5	24.8	27.1	29.7	23.3	-9999.0
144	Barents Sea	43.3	49.8	52.3	51.2	48.2	42.4	44.6	49.4	43.6	50.6	37.9	38.2	37.7	40.8	36.7	47.1	46.8	43.5	43.7	42.0	45.5	30.4	33.1	24.5	35.3	28.7	26.4	29.3	28.4	21.1	-9999.0
146	Kara Sea	67.5	56.2	55.0	56.9	58.3	55.3	53.3	55.9	59.1	60.2	55.1	50.4	45.8	44.5	42.5	45.5	45.8	44.3	47.1	50.5	45.7	39.7	39.3	43.1	39.4	38.7	39.2	42.4	41.1	39.1	-9999.0
148	Laptev Sea	54.8	54.0	49.3	50.3	54.6	50.5	56.2	56.1	54.7	54.8	48.9	47.6	50.3	50.8	46.8	43.6	49.5	43.0	39.7	29.8	30.6	38.5	39.0	34.6	31.6	31.3	36.0	35.4	30.8	28.9	-9999.0
150	East Siberian Sea	36.4	43.4	51.4	50.0	47.0	45.8	44.3	39.6	40.1	41.6	34.5	35.7	38.2	34.2	31.2	31.2	35.9	45.5	42.1	50.0	41.2	26.2	24.7	35.0	31.6	37.0	36.0	21.5	20.4	20.7	-9999.0
152	Gulf of Alaska	94.3	68.2	50.9	31.1	41.5	35.9	35.2	56.0	55.0	40.4	32.5	47.3	58.1	33.7	29.4	45.3	43.4	28.0	33.8	44.4	48.0	59.3	44.8	30.1	39.8	44.5	59.5	53.1	38.0	24.3	-9999.0
154	Southeast Bering Sea	61.0	52.8	35.7	39.7	56.0	58.2	58.7	55.7	59.4	56.9	50.9	51.2	59.9	58.2	65.8	56.6	68.1	57.9	47.0	62.6	72.5	53.0	33.1	59.0	60.2	41.3	53.6	58.1	61.8	49.0	-9999.0