Daily Tide and Current Predictions use Antioch or Threemile Slough location for California region
Current River Conditions

 

Rio Vista, CA Sacramento, CA Stockton, CA

 

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MPH	Knots	Description	Sea
> 1	> 1	Calm	Smooth
1-3	4-6	Light air	Ripples
4-7	4-6	Light breeze	Surface ruffled
8-12	7-10	Gentle breeze	Large wavelets
13-18	11-16	Moderate breeze	Small waves
19-24	17-21	Fresh breeze	Moderate waves
25-31	22-27	Strong breeze	Large waves
32-38	28-33	Moderate gale	Sea heaps up
39-46	34-40	Fresh gale	Mod. high waves
47-54	41-47	Strong gale	High waves
55-63	48-55	Whole gale	Very high waves
64-72	56-63	Storm	Except. high waves
73+	54+	Hurricane	White spray in air

National Data Buoy Center