DEPARTMENT OF METEOROLOGY AND HYDROLOGY (MYANMAR)

 

(28.10.2020)  Weather is partly cloudy to cloudy over the Andaman Sea and Southeast Bay and a few cloud to partly cloudy elsewhere over the Bay of Bengal.

General Weather Forecast for 2020 Rainy Season

                                      General Weather Forecast for 2020 Rainy Season

 

Onset and withdrawal of Southwest Monsoon

Southwest monsoon is likely to set into the whole country during (3 – 8 June), 2020. Southwest monsoon is likely to retreat from the whole country  second week  of October, 2020.

Early Monsoon Period Forecast

The early monsoon period is establishment of Southwest Monsoon over Myanmar to the end of June. Four 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  below normal in Nay Pyi Taw, Lower Sagaing, Mandalay, Magway, Bago, Yangon and Ayeyarwady Regions, Shan, Chin, Rakhine, Kayah, Kayin and Mon States and about normal in Upper Sagaing and Tanintharyi Regions,  Kachin  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 Bay of Bengal and two may further intensify into the Depressions. During the mid-monsoon period, monsoon will be moderate to strong.  Rain will be expected  below normal in Bago, Yangon and Ayeyarwady Regions, Kayin and Mon States and about normal in Nay Pyi Taw, Sagaing, Mandalay, Magway and Taninthayi Regions and Kachin, Shan, Chin, Rakhine and Kayah 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 Depression. During the late monsoon period, monsoon will be weak to moderate.  Rain will be expected about normal in Nay Pyi Taw, Sagaing, Mandalay, Magway, Bago, Yangon, Ayeyarwady and Taninthayi Regions and Kachin, Shan, Chin, Rakhine, Kayah , Kayin and Mon States.

 

 

Weather Forecast for 2020 Early Monsoon Season

Early Monsoon Period

          The early monsoon period is establishment of Southwest Monsoon over Myanmar to the end of June.

Onset of Southwest Monsoon

          Southwest monsoon is likely to set in:

  1. Southern Myanmar  Areas during (16-21) of May
  2. Deltaic Areas during (22-27) of May
  3. Central Myanmar Areas during (28 May – 2 June)   
  4. Northern Myanmar Areas during (3-8 ) of  June

 

Bay of Bengal Condition

Four 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 Condition

Rain will be expected  below normal in Nay Pyi Taw, Lower Sagaing, Mandalay, Magway, Bago, Yangon and Ayeyarwady Regions, Shan, Chin, Rakhine, Kayah, Kayin and Mon States and about normal in Upper Sagaing and Tanintharyi Regions,  Kachin States.