🗓️ Wednesday, February 18, 2026
📍 Thailand

🌩️ Thailand to Experience Thunderstorms and Cooler Weather 🌬️

🇹🇭 Thailand will see a mix of thunderstorms and cooler temperatures on February 18 as a moderate cold air mass from China moves across the country. The changing weather is expected to bring rain, fog, gusty winds, and rough sea conditions in some areas.

❄️ What Is Causing the Weather Change?

A moderate high-pressure system from China is pushing cooler air into northern and northeastern Thailand. At the same time, easterly and southeasterly winds are bringing moisture from the Gulf of Thailand and the South China Sea 🌊. This combination is creating unstable weather conditions, including scattered thunderstorms ⛈️.

🌫️ Northern and Northeastern Thailand

These regions will experience cooler mornings, with temperatures dropping to around 17–24°C 🌡️. Mountain areas may see temperatures as low as 7–15°C 🏔️. There is a 20% chance of thunderstorms, and morning fog is expected in several areas.

🌦️ Central, Eastern, and Bangkok Areas

There is a 20% chance of thunderstorms across these regions. Temperatures will range between 23–26°C at night and 33–36°C during the day ☀️. Short periods of heavy rain and gusty winds 💨 are possible.

🌊 Southern Thailand and Sea Conditions

Southern regions on both the east and west coasts have a 30% chance of thunderstorms ⛈️. Waves in the Gulf of Thailand are expected to reach 1–2 meters and may exceed 2 meters in stormy areas 🌊. The Andaman Sea will see waves around 1 meter, higher offshore.

🌁 Air Quality

Some upper regions are reporting moderate to high levels of dust and haze 🌫️. However, rainfall and improved air circulation may help reduce pollution levels in certain areas.

⚠️ Safety Advice

Residents are advised to take care of their health due to sudden temperature changes 🤧. Drivers should be cautious during foggy mornings 🚗, and mariners are urged to avoid sailing in stormy conditions 🚤.