Pakistan, July 20 -- The fourth spell of monsoon rains will lash Punjab from today, leading to a considerable rise in water levels in rivers, streams and nullahs of the province, said the Provincial Disaster Management Authority (PDMA) on Saturday. The PDMA said that under the impact of the fresh monsoon system, most districts of the province were expected to receive rainfall, accompanied by strong winds, from July 20 to July 25. The Authority further said that rains were likely in Rawalpindi, Murree, Galyat, Attock, Chakwal, Mandi Bahauddin, Hafizabad, Gujrat, Jhelum, Gujranwala, Lahore, Faisalabad, Sialkot, Narowal, Toba Tek Singh, Jhang, Sargodha, Mianwali, Dera Ghazi Khan, Bahawalpur, Bahawalnagar and Multan during the aforementioned ...