DEPARTMENT OF METEOROLOGY AND HYDROLOGY (MYANMAR)

 

(23.9.2019):  Monsoon is weak over the Andaman Sea and Bay of Bengal.

General Weather Forecast for 2019 Rainy Season

General Weather Forecast for 2019 Rainy Season

Onset and withdrawal of Southwest Monsoon

Southwest monsoon is likely to set into the whole country on first (10) days of June, 2019. Southwest monsoon is likely to retreat from the whole country first (10) days of October, 2019.

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 one may further intensify into  the Depressions. During the early monsoon period, monsoon will be moderate. Rain or thundershower will be expected below  normal in Bago, Yangon and Ayeyarwady Regions, Rakhine, and Kayin  States  and about  normal rain in Sagaing, Mandalay, Magway, Taninthayi Regions and Kachin, Shan, Chin, Kayah and Mon States.

Mid Monsoon Period Forecast

Mid Monsoon period is a period of starting from 1st July to the end of August. Four Low Pressure Areas may form over the North Bay of Bengal and two may further intensify into the Depressions. During the mid monsoon period, monsoon will be strong. Rain or Thundershower will be expected above normal rain in Bago, Yangon, Ayeyarwady and Taninthayi Regions, Chin, Kayah and Kayin  States  and about  normal rain in Sagaing, Mandalay and Magway Regions and Kachin, Shan, Rakhine 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. Three Low Pressure Areas may form over the Bay of Bengal and one may further intensify into the Depressions. During the late monsoon period, monsoon will be moderate. Rain or Thundershower will be expected above normal rain in Bago, Yangon and Ayeyarwady Regions, Chin, Rakhine and Kayin Stats and about normal rain in Sagaing, Mandalay, Magway and Taninthayi  Regions and Kachin, Shan, Kayah and Mon States.