An induced upper air cyclonic circulation is likely to develop over south Pakistan and adjoining west Rajasthan from January 24 onwards. According to the Regional Weather Forecasting Centre , an active western disturbance is likely to affect the western Himalayan region from January 23 onwards and plains of Northwest India from January 24. An induced upper air cyclonic circulation is likely to develop over south Pakistan and adjoining west Rajasthan from January 24 onwards.