Flash flood alert issued until Monday Low pressure system moving in from Myanmar to dump rain on most parts of the country Weather forecasters are warning of sudden floods and runoff from heavy rain that is expected to continue in most parts of the country over the next three days. The Meteorological Department’s latest warning on Friday said some areas would be flooded as the low pressure system now over Kayin state of Myanmar moves towards the northern and northeastern regions of Thailand, causing rain in more than 50 provinces, with heavy rain in some areas. Wet weather conditions were expe…