General Weather Forecast for 2018 Rainy Season
Onset and withdrawal of Southwest Monsoon
Southwest monsoon is likely to set into the whole country on first (10) days of June, 2018. Southwest monsoon is likely to retreat from the whole country first (10) days of October, 2018.
Early Monsoon Period Forecast
The early monsoon period is establishment of Southwest Monsoon over Myanmar to the end of June. Three Low Pressure Areas may form over the Bay of Bengal and two may further intensify into the Depressions. During the early monsoon period, monsoon will be moderate to strong. Rain will be expected above normal rain in Bago, Yangon and Ayeyarwady Regions, Rakhine and Mon States and about normal in Sagaing, Mandalay, Magway and Taninthayi Regions, Kachin, Shan, Chin, Kayah and Kayin States.
Peak Monsoon Period Forecast
Mid Monsoon period is a period of starting from 1st July to the end of August. Three Low Pressure Areas may form over the Central and North Bay of Bengal and one may further intensify into the Depression. During the mid monsoon period, monsoon will be moderate to strong. Rain will be expected above normal rain in Chin and Rakhine States and about normal in Sagaing, Mandalay, Magway, Bago, Yangon, Ayeyarwady and Taninthayi Regions, Kachin, Shan, Kayah , Kayin and Mon States.
Late Monsoon Period Forecast
Late Monsoon period is a period starting from 1st September to the date of Monsoon withdrawal from the whole country. Two Low Pressure Areas may form over the Bay of Bengal and one may further intensify into the Depression. During the late monsoon period, monsoon will be weak to moderate.
Rain will be expected about normal rain in in Sagaing, Mandalay, Magway, Bago, Yangon, Ayeyarwady and Taninthayi Regions, Kachin, Shan, Chin, Rakhine, Kayah, Kayin and Mon States.