1990 04 - daily  - mean of NCEP mean Daily Downward Solar Radiation 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	81.4	76.2	76.2	77.9	74.8	75.8	70.8	69.1	64.2	64.0	65.3	64.5	60.4	60.3	56.7	57.9	52.2	52.2	50.1	46.5	47.4	47.3	43.1	42.6	42.2	38.9	38.1	35.8	37.3	36.7	-9999.0
34	Hudson Bay	97.6	82.7	98.9	93.4	93.0	107.9	104.9	107.8	88.7	80.9	83.3	95.5	96.1	94.6	83.1	82.7	76.7	71.3	69.5	77.0	69.9	82.3	63.0	61.2	63.9	60.0	50.8	39.5	56.1	62.3	-9999.0
36	Hudson Strait	102.5	86.7	70.4	50.4	75.4	86.7	75.3	77.1	74.8	72.1	89.7	92.7	69.8	71.4	86.3	65.8	56.2	58.2	69.4	50.6	65.1	55.4	59.5	50.0	52.0	54.9	59.2	59.5	53.7	38.3	-9999.0
98	Bering Strait	75.9	70.3	68.5	78.9	68.3	53.2	58.1	45.6	45.2	48.7	41.7	49.6	43.9	47.9	42.7	47.3	42.8	42.9	36.5	33.5	40.7	34.4	36.7	39.2	31.6	26.8	30.4	35.5	33.9	27.3	-9999.0
128	Arctic subocean	19.5	16.7	14.5	12.7	11.2	9.5	8.3	6.9	5.8	4.6	4.2	3.1	2.8	2.3	1.9	1.3	1.2	1.0	1.0	0.8	0.4	0.4	0.4	0.3	0.3	0.1	0.2	0.1	0.2	0.1	-9999.0
130	Chukchi Sea	73.9	54.8	51.9	75.3	65.8	59.7	50.8	47.9	43.2	44.0	42.1	40.9	42.8	47.8	45.9	41.9	43.8	37.6	30.1	23.7	31.4	33.4	31.3	34.6	26.8	25.4	27.6	26.8	22.7	20.2	-9999.0
132	Beaufort Sea	73.2	79.6	74.6	84.1	76.0	76.5	63.0	53.2	49.7	52.0	71.5	61.8	58.9	44.5	47.1	45.8	50.9	43.3	56.7	47.7	47.5	44.0	44.2	37.3	35.0	29.0	28.3	33.5	42.3	36.3	-9999.0
134	Arctic Archipelago	57.5	49.8	48.6	40.5	49.4	49.1	45.2	41.6	47.3	39.7	33.6	32.9	33.3	29.4	22.8	23.0	23.8	22.5	28.0	23.0	21.5	18.0	18.3	15.7	18.4	17.1	15.5	14.1	12.7	12.5	-9999.0
136	Foxe Basin	69.0	50.2	46.4	46.6	31.0	36.1	47.0	37.9	36.1	47.9	54.6	39.1	30.8	44.6	39.6	38.9	26.2	29.2	25.6	31.1	30.7	34.8	18.6	20.5	22.1	22.7	24.9	26.4	21.1	18.3	-9999.0
138	Baffin Bay	42.2	38.2	33.7	31.6	27.5	29.0	26.8	24.2	22.6	22.4	21.0	18.4	16.5	15.6	13.9	11.9	9.4	9.2	8.0	7.7	7.4	6.2	4.2	3.7	3.6	2.9	3.0	2.7	2.3	2.0	-9999.0
139	South Greenland	74.8	81.0	69.9	65.6	63.4	61.4	57.1	47.0	44.1	50.5	53.6	54.7	49.5	51.6	45.9	44.9	39.3	40.8	37.0	38.8	33.3	33.6	30.5	27.8	29.4	26.6	22.7	20.7	23.5	20.7	-9999.0
140	Greenland Sea	33.8	33.4	31.9	30.1	27.2	26.9	26.0	23.4	20.0	17.9	14.6	14.9	13.5	11.2	9.9	9.4	7.9	6.8	6.2	5.4	5.1	3.9	2.7	2.1	2.0	1.7	1.6	1.3	1.3	0.9	-9999.0
142	Norwegian Sea	66.9	98.1	68.0	72.5	80.7	78.3	76.4	82.5	70.0	67.0	61.6	51.4	51.1	57.8	48.3	50.4	40.6	53.5	42.8	25.4	28.7	38.5	37.6	32.7	29.2	31.6	25.0	33.9	19.1	24.4	-9999.0
144	Barents Sea	60.9	59.3	75.5	87.5	75.4	69.1	51.7	59.9	54.0	58.2	57.9	60.7	54.7	51.3	51.8	38.5	44.8	45.7	37.8	42.9	33.1	31.1	39.1	41.2	32.2	34.2	31.1	31.3	28.0	23.0	-9999.0
146	Kara Sea	92.3	88.6	81.8	89.3	80.9	84.1	88.4	85.0	79.6	78.6	75.5	71.4	66.7	75.6	67.9	75.9	63.8	64.0	57.7	53.0	60.7	58.4	55.7	58.9	58.5	53.4	53.5	48.5	49.4	51.7	-9999.0
148	Laptev Sea	88.9	80.3	80.2	76.8	86.8	80.9	61.9	70.3	71.2	76.1	76.2	71.0	60.6	52.7	56.9	60.1	50.6	59.3	55.5	40.9	42.1	41.7	35.0	34.2	35.2	32.7	36.9	36.7	30.6	27.6	-9999.0
150	East Siberian Sea	76.3	73.8	79.5	76.8	68.3	61.5	57.4	49.5	50.5	50.1	51.3	53.1	58.2	52.0	50.4	49.2	46.5	45.0	43.2	43.9	39.1	40.8	36.9	35.1	37.9	34.7	32.0	30.9	29.3	27.9	-9999.0
152	Gulf of Alaska	81.2	76.6	90.9	77.9	63.8	78.4	74.8	64.7	65.4	53.6	51.2	58.7	38.2	52.5	66.0	64.0	61.8	69.9	55.8	55.5	57.6	50.4	43.8	40.0	40.0	40.7	40.2	45.1	39.2	30.7	-9999.0
154	Southeast Bering Sea	107.7	73.2	88.1	91.1	82.5	97.8	70.4	72.8	46.6	48.7	74.2	53.2	74.3	90.4	69.7	56.3	50.1	38.3	59.4	55.4	62.1	49.8	56.0	58.5	47.7	40.8	53.6	49.3	33.1	44.1	-9999.0