Heavy rain warning issued for 30 provinces in Thailand

The Thai Meteorological Department (TMD) has issued a warning of heavy rainfall affecting 30 provinces, advising residents to prepare for potential flash floods and forest runoffs. Bangkok and surrounding areas are expected to experience rain in over 60% of the region, with sea waves possibly reaching up to 2 meters high.

Weather Forecast Overview

Issued at: 11 PM, Yesterday
Effective for: Next 24 Hours

A moderate southwest monsoon is currently covering the Andaman Sea, Thailand, and the Gulf of Thailand, leading to heavy rainfall in some northern and northeastern areas. The eastern region is particularly expected to see very heavy rainfall in certain areas.

Areas of Concern

Residents in these regions should be cautious of heavy rain and accumulated rainfall, which may lead to sudden flooding and forest runoff, especially in hilly areas near water flows and low-lying regions. The Andaman Sea and the Gulf of Thailand are experiencing moderate wind and waves. Mariners should navigate with caution and avoid sailing in stormy regions.

Sea Conditions

• Upper Andaman Sea: Waves reaching about 2 meters
• Lower Andaman Sea and Upper Gulf of Thailand: Waves between 1 and 2 meters
• Stormy Areas: Waves could exceed 2 meters

Impact of Tropical Storm Phra Pirun

Tropical storm Phra Pirun, located in northern Vietnam, has weakened into a depression and is expected to further diminish into a low-pressure system. This storm will not directly affect Thailand’s weather. However, travelers to the affected regions should check weather conditions before starting their journey.

Detailed Weather Forecast by Region

Northern Region

• Thunderstorms: 40% of the area, mainly in Mae Hong Son, Chiang Mai, Chiang Rai, Phayao, Nan, Tak, and Uttaradit provinces.
• Temperature: 24-27°C (min), 31-34°C (max)

Northeastern Region

• Thunderstorms: 60% of the area with heavy rain in some areas, including Nong Khai, Bueng Kan, Sakon Nakhon, Nakhon Phanom, and Mukdahan provinces.
• Temperature: 23-26°C (min), 31-34°C (max)

Central Region

• Thunderstorms: 60% of the area, mainly in Nakhon Sawan, Uthai Thani, Kanchanaburi, Ratchaburi, Nakhon Pathom, and Samut Sakhon provinces.
• Temperature: 24-26°C (min), 33-35°C (max)

Eastern Region

• Thunderstorms: 60% of the area with very heavy rain in some areas, including Nakhon Nayok, Prachin Buri, Sa Kaeo, Chanthaburi, and Trat provinces.
• Temperature: 23-28°C (min), 31-34°C (max)
• Sea Waves: 1-2 meters, rising to more than 2 meters in stormy areas

Southern Region (East Coast)

• Thunderstorms: 30% of the area, primarily in Phetchaburi, Prachuap Khiri Khan, Chumphon, and Surat Thani provinces.
• Temperature: 24-26°C (min), 33-36°C (max)
• Sea Waves: From Surat Thani upwards: 1-2 meters, more than 2 meters in stormy areas; From Nakhon Si Thammarat downwards: around 1 meter, rising in stormy areas

Southern Region (West Coast)

• Thunderstorms: 30% of the area, mainly in Ranong, Phang Nga, and Phuket provinces.
• Temperature: 24-26°C (min), 32-34°C (max)
• Sea Waves: From Phang Nga upwards: around 2 meters, more than 2 meters in stormy areas; From Phuket downwards: 1-2 meters, rising in stormy areas

Bangkok and Surrounding Areas

• Thunderstorms: 60% of the area
• Temperature: 26-27°C (min), 33-35°C (max)

Conclusion

The TMD's warning emphasizes the importance of caution and preparedness in the face of heavy rainfall and potential flooding. Residents are urged to stay informed and take necessary precautions to ensure safety.