1987 09 - daily  - mean of NCEP mean Daily Clear Sky Upward 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	77.1	76.1	75.0	73.9	72.3	70.5	82.5	81.4	80.1	78.8	77.6	75.1	72.1	80.0	78.5	76.9	75.5	74.3	72.0	66.5	71.8	70.7	69.6	68.1	66.8	64.9	61.7	61.0	59.8	58.6	-9999.0
34	Hudson Bay	63.8	63.1	62.2	61.6	60.9	59.4	62.9	62.6	61.9	61.3	60.6	57.4	55.6	60.5	60.3	59.6	59.1	58.7	56.7	52.8	55.4	56.0	56.1	55.6	55.0	53.6	51.9	52.4	52.3	52.0	-9999.0
36	Hudson Strait	60.8	60.3	60.1	60.1	58.3	58.2	56.9	56.5	55.5	55.0	54.5	53.5	52.0	53.6	53.2	53.2	53.5	52.8	52.0	50.1	50.5	49.5	49.1	48.9	48.9	51.7	58.8	52.0	51.6	51.9	-9999.0
98	Bering Strait	84.2	82.6	81.3	80.1	77.7	73.1	112.7	114.4	112.9	110.6	108.9	106.3	103.7	104.7	102.7	100.4	98.0	95.8	92.4	85.3	93.1	91.0	88.3	85.9	84.4	82.3	79.0	78.9	76.9	75.3	-9999.0
128	Arctic subocean	111.1	107.2	102.4	99.6	94.9	91.8	90.5	85.0	81.7	77.3	75.1	73.3	71.1	66.0	61.1	57.3	54.4	52.2	48.8	45.2	43.0	41.1	39.1	37.7	35.9	33.3	31.0	28.6	26.1	23.7	-9999.0
130	Chukchi Sea	77.2	76.4	75.9	75.2	74.7	73.0	87.3	85.6	84.1	83.1	81.2	79.9	78.3	83.5	82.6	81.0	79.8	77.7	75.3	73.0	72.2	69.9	67.4	65.7	64.3	62.8	61.5	60.8	59.2	57.0	-9999.0
132	Beaufort Sea	62.1	61.4	60.7	59.5	58.5	58.4	66.0	65.3	64.5	63.6	62.9	60.9	60.8	73.1	71.8	70.9	69.7	68.5	64.9	56.2	66.0	65.9	65.3	64.1	62.5	57.5	53.5	58.4	57.0	55.8	-9999.0
134	Arctic Archipelago	97.4	96.0	94.5	91.7	86.1	80.1	92.3	88.2	87.1	85.8	83.4	74.3	70.0	82.4	81.5	78.8	75.6	73.3	68.8	63.4	67.5	66.3	66.2	65.0	63.5	60.1	58.3	58.6	58.2	56.2	-9999.0
136	Foxe Basin	82.5	80.0	79.4	78.8	77.4	75.7	77.0	77.0	74.3	72.2	71.4	65.6	56.9	75.4	74.0	73.2	71.4	68.6	66.6	61.1	64.5	63.0	62.3	61.4	59.7	58.5	57.1	50.4	49.5	48.5	-9999.0
138	Baffin Bay	118.9	115.0	111.3	108.5	107.2	105.6	102.8	97.8	95.8	90.9	88.5	85.1	83.2	81.6	74.8	72.6	71.2	68.7	66.3	63.3	60.3	58.2	56.4	54.7	51.3	48.5	46.5	43.7	42.2	40.0	-9999.0
139	South Greenland	124.9	123.7	121.3	118.7	113.7	110.3	107.9	106.9	105.2	103.9	102.2	99.1	93.0	96.2	96.0	91.7	89.1	88.0	85.2	83.6	82.6	80.8	78.5	75.1	72.3	70.0	68.4	66.2	64.8	63.2	-9999.0
140	Greenland Sea	129.7	126.2	121.7	117.6	114.0	110.2	107.0	103.8	101.2	99.6	94.5	92.2	91.8	87.9	82.1	77.0	75.7	73.3	70.6	68.5	65.1	62.7	60.0	57.2	55.3	51.4	48.5	45.6	44.6	41.7	-9999.0
142	Norwegian Sea	50.8	49.9	49.3	48.8	48.0	47.1	62.9	62.4	61.4	60.5	60.0	59.6	51.7	46.2	45.6	45.6	45.0	43.7	43.2	42.1	49.3	46.5	46.2	45.8	45.7	44.0	38.4	50.5	49.0	48.4	-9999.0
144	Barents Sea	56.0	55.5	54.9	54.1	53.5	53.0	55.3	54.7	54.0	53.3	52.7	52.1	50.7	51.6	51.0	50.3	49.7	49.2	48.5	47.4	59.6	59.0	58.3	56.9	55.8	54.1	50.9	54.1	52.9	51.7	-9999.0
146	Kara Sea	67.3	66.7	65.9	65.3	64.5	63.4	78.7	78.1	77.1	76.0	74.9	72.6	67.5	78.3	77.2	76.0	74.7	74.1	72.4	64.6	72.5	71.6	70.5	68.8	67.9	66.7	61.2	60.2	59.3	58.5	-9999.0
148	Laptev Sea	73.8	72.8	72.3	71.3	70.4	69.0	90.7	89.0	87.1	86.3	85.0	83.5	81.6	97.8	95.9	93.9	92.6	91.2	89.1	83.5	85.6	83.9	82.8	81.7	80.0	78.2	75.8	70.6	68.9	67.2	-9999.0
150	East Siberian Sea	102.0	101.1	101.2	100.3	99.8	97.9	113.0	110.4	107.9	105.4	104.5	103.1	100.3	99.5	97.3	95.5	93.5	90.9	88.0	84.0	86.1	83.5	81.2	79.4	78.4	77.4	75.4	73.3	71.3	69.2	-9999.0
152	Gulf of Alaska	98.4	95.9	93.4	91.6	78.9	69.8	91.1	94.3	92.2	91.3	90.7	89.8	86.4	94.1	93.4	90.0	88.3	86.8	79.0	65.3	88.5	86.6	84.6	83.1	81.9	76.7	72.9	77.9	75.9	74.4	-9999.0
154	Southeast Bering Sea	58.4	57.7	56.6	56.5	56.9	55.1	58.9	59.5	58.6	57.9	57.1	56.0	56.7	56.4	55.4	54.6	54.3	52.7	52.4	52.0	78.6	75.1	74.3	73.4	72.2	67.7	61.4	68.9	67.4	65.3	-9999.0