LONDON, Nov 21 (Reuters) - North Sea crude differentials were steady on Thursday owing to a lack of activity in the Platts window, with Forties remaining at its highest since July, supported by strong demand.
* January loading programmes will be issued next week. The Forties schedule is due on Thursday, a trade source said.
* No deals, bids or offers.
* Forties: Steady at dated Brent plus $1.15, the highest differential since July, Refinitiv Eikon data shows. (Reporting by Alex Lawler Editing by David Goodman )