LUCKNOW, Jan. 28 -- The Meteorological Centre Lucknow has issued a warning of widespread rainfall and hailstorm in the state. The forecast for Lucknow is generally cloudy sky with one or two spells of rain/thundershowers during morning/forenoon. The sky will become partly cloudy towards evening/night. The maximum and minimum temperature will be around 20 and 14deg Celsius, respectively. On Tuesday, day and night temperatures were 24.5 and 11.2deg Celsius, respectively. Also, a temporary increase of 2 to 4deg Celsius in the minimum temperature is expected in the state in the next 24 hours, followed by a rapid drop of 3-5deg Celsius in the subsequent 72 hours. Due to the influence of the next Western Disturbance, another spell of rainfall is expected to begin in the state from Feb 1. West UP districts like Meerut (6.7 mm), Agra (5.8 mm), Najibabad (5.6 mm), Aligarh (4.8 mm) and Bareilly (1.4 mm) experienced rain during the last 24 hours....