(Issued at 7 pm Wednesday 10September 2025)
BAY INFERENCE: Monsoon is moderate to strong over the Andaman Sea and South Bay and moderate elsewhere over the Bay of Bengal.
FORECAST VALID UNTIL NOON OF 11 September 2025: Rain or thundershowers will be scattered in Mandalay, Magway, Lower Sagaing Regions and Kayah, Rakhine States, fairly widespread in Kachin, (northern and eastern)Shan States and widespread in the remaining Regions and States with likelihood of isolated heavy falls in Nay Pyi Taw, Yangon, Bago, Upper Sagaing, Ayeyawady, and Taninthayi Regions and Kachin, Kayin, Mon, and southern Shan States. Degree of certainty is 100 per cent.
THE CONDITION OF CUMULONIMBUS CLOUD: The cumulonimbus clouds are developing in Nay Pyi Taw, Mandalay, Magway, Sagaing, and Taninthayi Regions and Kayin, Chin, Mon, Rakhine, and Shan 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 of these phenomena.
STATE OF THE SEA: Squalls with moderate to rough seas are likely at times in the Deltaic, Gulf of Mottama, off and along Mon-Taninthayi Coasts. Surface wind speed in squall may reach 25-30 miles per hour. Wave height will be about 8-10 feet in the Deltaic, the Gulf of Mottama, off and along the Mon-Taninthayi Coasts. Sea will be moderate elsewhere in Myanmar waters. Wave height will be about 5-7 feet in off and along the Rakhine Coasts.
OUTLOOK FOR SUBSEQUENT TWO DAYS: Likelihood of increase of rain in Upper Sagaing Region and Kachin, Chin, Northern Shan States.
FORECAST FOR NAY PYI TAW AND NEIGHBOURING AREA FOR 11 September 2025: One or two times of rain or thundershowers. Degree of certainty is 100 per cent.
FORECAST FOR YANGON AND NEIGHBOURING AREA FOR 11 September 2025: One or two times of rain or thundershowers. Degree of certainty is 100 per cent.
FORECAST FOR MANDALAY AND NEIGHBOURING AREA FOR 11 September 2025: Isolated rain or thundershowers. Degree of certainty is 100 per cent.
DMH
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