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* November canola shed $1.90 at $491.70 per tonne.
* Traders shrugged at forecasts for snow in parts of Western Canada, as the remaining crop is well advanced, a trader said.
* The US Department of Agriculture on Wednesday issued a surprise increase to its corn harvest forecast because of expectations of record yields in key areas, and also pegged soybean yields at an all-time high.
* The November-January canola spread traded 1,947 times.
* Chicago November soybeans rose, rebounding from a contract low.
* November Paris Matif rapeseed futures and Malaysian November palm oil slipped.
* The Canadian dollar was trading at $1.2998 to the US dollar, or 76.93 US cents at 1:18 p.m. CDT (1818 GMT).