Myanmar Daily Weather Report

Myanmar Daily Weather Report

 (Issued at 7:00 pm Wednesday 20th May, 2026)

BAY INFERENCE:  Monsoon is strong over the Andaman Sea and Southeast Bay of Bengal. Weather is  a few cloud to partly cloudy elsewhere over the Bay of Bengal.

FORECAST VALID UNTIL NOON OF THE 21st May 2026: Weather will be partly cloudy in Lower Sagaing Region. Rain or thundershowers will be widespread in Taninthayi Region and Kayin, Mon States, fairly widespread in Yangon, Bago Regions and Southern Shan State, scattered in Naypyitaw, Ayeyarwady Region and Kayah, State and isolated in the remaining Regions and States with likelihood of isolated heavyfall in Mon State. Degree of certainty is 100%. 

THE CONDITION OF CUMULONIMBUS CLOUD: The Cumulonimbus clouds are developing in Naypyitaw, Yangon, Mandalay, Bago, Magway, Ayeyarwady Regions and Kayah, Kayin, Chin, Mon, Rakhine  States. The area along the Cumulonimbus clouds movement, the weather phenomena such as strong winds accompanied with rain, thunder, lightning and hail may occur and therefore it is recommended to be aware in advance these phenomena.

STATE OF THE SEA: STATE OF THE SEA: Squalls with moderate to rough seas are likely at times in Deltaic, Gulf of Mottama, off and along Mon-Taninthayi Coasts. Surface wind speed in squalls may reach 30-35 mph. Wave height will be about 7-9 feet in Deltaic, Gulf of Mottama, off and along Mon-Taninthayi Coasts. Sea will be moderate elsewhere in Myanmar waters. Wave height will be about 5-7 feet off and along Rakhine Coast.

OUTLOOK FOR SUBSEQUENT TWO DAYS: Likelihood of increase of rain in Yangon, Bago, Ayeyarwady, Taninthayi Regions and Kayah, Kayin, Mon States. 

FORECAST FOR NAYPYITAW AND NEIGHBOURING AREA FOR 21st May 2026:             Isolated rain or thundershowers. Degree of certainty is 80%.

FORECAST FOR YANGON AND NEIGHBOURING AREA FOR 21st May 2026:                  Isolated rain or thundershowers. Degree of certainty is 80%.

FORECAST FOR MANDALAY AND NEIGHBOURING AREA FOR 21st May 2026:                       Likelihood of isolated rain or thundershowers. Degree of certainty is 60%.