The Shab-e-Barat would be observed on March 29 (Sunday).
The moon could not be sighted owing to heavy dust and the sandstorm which is sweeping the Kingdom.
The first of the Shaban will fall on 26 March while Shab-e-barat will fall on the midnight between 8 and 9 April, announced Mufti Muneeb-ur-Rehman.
The new moon of Shaban, 1441 AH will be born on crossing conjunction point at 14-28 PST on 24 March (Tuesday), weather department said in a statement.
Mufti Muneebur Rehman announced that first of Shaban, 1440 Hijri, would fall on Sunday (April 7).