Core Viewpoint - The National Marine Forecast Center has issued a yellow warning for ocean waves due to the impact of Typhoon "Tianqin" and cold air, predicting significant wave heights in various regions [1] Summary by Relevant Sections Wave Forecasts - From November 26 afternoon to November 27 afternoon, the Taiwan Strait and South China Sea are expected to experience wave heights of 4 to 7 meters, categorized as giant to stormy waves, with a yellow warning level for nearshore waters [1] - The eastern coastal waters of Hainan will see wave heights of 2.5 to 3.5 meters, also under a yellow warning level [1] - 48-hour forecast indicates that from November 27 afternoon to November 28 afternoon, the central and southern South China Sea will have wave heights of 5 to 8.5 meters, while the Taiwan Strait and northern South China Sea will see waves of 3 to 5 meters, maintaining a yellow warning level [1] - The eastern coastal waters of Hainan will again experience waves of 2.5 to 3.8 meters, under a yellow warning level [1] - 72-hour forecast shows similar conditions from November 28 afternoon to November 29 afternoon, with the central and southern South China Sea experiencing wave heights of 5 to 8.5 meters and the Taiwan Strait and northern South China Sea seeing waves of 3 to 5 meters, all under a yellow warning level [1] - The eastern coastal waters of Hainan will have wave heights of 2.5 to 3.5 meters, also under a yellow warning level [1]

Core Viewpoint - The National Marine Forecast Center issued a yellow wave warning for specific coastal areas in China, indicating the presence of large to giant waves from November 17 to November 20, 2023 [1]. Group 1: Wave Warnings - A yellow wave warning is in effect for the coastal waters of Fujian, with wave heights expected to reach 3 to 3.8 meters [1]. - The East China Sea, Taiwan Strait, and northern and central South China Sea are forecasted to experience wave heights of 3 to 5 meters, categorized as large to giant waves [1]. - The warning levels for Shanghai, Zhejiang, and eastern Hainan coastal waters are classified as blue, with expected wave heights of 2 to 3.4 meters [1]. Group 2: Forecast Details - The 48-hour forecast predicts wave heights of 3.5 to 5.8 meters in the same regions, with Fujian and eastern Hainan coastal areas experiencing waves of 3 to 4 meters [1]. - The 72-hour forecast maintains similar predictions, with wave heights remaining between 3.5 to 5.8 meters in the East China Sea and Taiwan Strait [1].

Core Viewpoint - The National Marine Forecast Center has issued an orange wave warning due to the impact of Typhoon "Phoenix" and cold air, predicting significant wave heights in various sea areas from November 11 to November 12 [1] Group 1: Wave Forecasts - From November 11 to November 12, the northern and central South China Sea is expected to experience wave heights of 7 to 10 meters, while the Taiwan Strait will see waves of 4 to 6 meters, and the southeastern East China Sea will have waves of 3 to 5 meters [1] - The southern coastal waters of Fujian will experience waves of 3 to 5 meters, with an orange warning level, while northern Fujian and eastern Guangdong will see waves of 3 to 4 meters, with a yellow warning level [1] - The southern coastal waters of Zhejiang are expected to have waves of 2 to 3.4 meters, with a blue warning level [1] Group 2: 48-Hour Forecast - From November 12 to November 13, the northern South China Sea is predicted to have waves of 5 to 8 meters, while the East China Sea and Taiwan Strait will see waves of 3.5 to 5 meters, with a yellow warning level for nearshore waters [1] - The coastal waters of Fujian will experience waves of 2.5 to 4 meters, also under a yellow warning level, while Zhejiang and eastern Guangdong will have waves of 2 to 3.3 meters, with a blue warning level [1] Group 3: 72-Hour Forecast - From November 13 to November 14, the southeastern East China Sea and Taiwan Strait are expected to have waves of 4 to 6 meters, with a yellow warning level for nearshore waters [2] - The coastal waters of Fujian will see waves of 2.5 to 4 meters, maintaining a yellow warning level, while the coastal waters of Zhejiang will have waves of 2 to 3 meters, with a blue warning level [2]

Core Points - The 26th typhoon "Phoenix" has intensified to a super typhoon level, impacting coastal areas in Fujian with significant wave warnings issued [1][3] - The National Marine Forecasting Center has issued an orange wave warning due to expected high waves in various sea areas [1][3] Group 1 - The typhoon "Phoenix" is currently located approximately 530 kilometers east of Manila, Philippines, and is moving northwest at a speed of about 30 kilometers per hour [1] - From the night of November 9 to the morning of November 10, wave heights of 6 to 9 meters are expected in the Bashi Channel and northern and central South China Sea, while the Taiwan Strait will see waves of 3 to 5 meters [3] - Fujian's coastal waters are forecasted to experience waves between 2.5 to 3.8 meters, with a yellow warning level issued for this area [3] Group 2 - The southern coast of Zhejiang and eastern Guangdong are expected to see waves of 2 to 3 meters, with a blue warning level in effect [3] - Relevant maritime operations are advised to take safety precautions, and coastal units are urged to implement measures to mitigate wave impacts [3]

Group 1 - The National Marine Forecast Center issued a red alert for sea waves due to the impact of Typhoon "Haikashan," predicting wave heights of 8 to 13 meters in the northern South China Sea from September 23 to 24 [1] - The coastal waters of Guangdong are expected to experience wave heights of 4 to 7 meters, with a red alert level, while southern Fujian will see waves of 2.5 to 4 meters, with a yellow alert level [1] - A 48-hour forecast indicates that the northern South China Sea will have wave heights of 6 to 9 meters, and the coastal waters of Guangdong will maintain a red alert level [1] Group 2 - A 72-hour forecast predicts wave heights of 2.5 to 3.5 meters in the Beibu Gulf and northern South China Sea, with blue alert levels for coastal waters in Guangdong and Guangxi [2] - The wave alert is expected to be lifted on the night of September 25 [2]

Core Points - The article discusses the impact of Typhoon "Haikashan" on coastal areas in China, specifically the issuance of wave and storm surge warnings [1][3] Group 1: Wave Warnings - An orange wave warning has been issued due to Typhoon "Haikashan," with expected wave heights of 8 to 13 meters in the Bashi Channel and northeastern South China Sea [3] - The Taiwan Strait is forecasted to experience waves between 4 to 6 meters, while the eastern coastal areas of Guangdong and southern Fujian will see waves of 2.5 to 3.8 meters, leading to a yellow warning level [3] - Northern Fujian and southern Zhejiang coastal areas are expected to have waves of 2 to 3 meters, categorized under a blue warning level [3] Group 2: Storm Surge Warnings - A storm surge warning has been issued for the coastal areas from Ningde in Fujian to Shanwei in Guangdong, with expected surge heights of 30 to 80 centimeters [3] - The storm surge warning level for Fuzhou in Fujian is classified as yellow, prompting local governments and relevant departments to prepare for emergency responses [3] - Authorities are advised to organize vessels to return to port, maintain aquaculture facilities, and strengthen coastal infrastructure such as dikes and sluices [3]

Core Points - The tropical depression in the South China Sea has intensified into Typhoon "Tabah," which is expected to approach the coastal areas of western Guangdong [1] - The Central Meteorological Administration forecasts that "Tabah" will make landfall between Zhuhai and Zhanjiang on the morning of September 8, gradually weakening after landfall [1] - The National Marine Forecasting Center has issued an orange wave warning and a yellow storm surge warning for the affected areas [1] Wave and Storm Surge Summary - From the morning of September 7 to the morning of September 8, the northwestern South China Sea is expected to experience waves of 4 to 7 meters, while the coastal waters of western Guangdong will see waves of 3 to 4.5 meters [1] - Storm surge predictions indicate an increase of 70 to 140 centimeters along the coast from Shenzhen to Jiangmen, and 30 to 80 centimeters from Yangjiang to Zhanjiang [2] - Various coastal cities have been assigned different storm surge warning levels, with Guangzhou at yellow and Shenzhen, Zhongshan, Zhuhai, Jiangmen, and Maoming at blue [2]

Core Points - The tropical depression in the South China Sea has intensified into Typhoon "Jianyu," the 13th typhoon of the year, prompting a level four warning from the Hainan Meteorological Bureau [1] - The typhoon is expected to move towards the southern coast of Hainan Island and make landfall or pass by around the evening of the 24th [1] Group 1 - The center of Typhoon "Jianyu" was located approximately 770 kilometers east of Sanya, Hainan, with maximum wind speeds of 18 meters per second and a minimum central pressure of 998 hPa [1] - The typhoon is projected to continue moving west-northwest at a speed of about 25 kilometers per hour, with an increasing intensity [1] Group 2 - The Hainan Marine Forecast Center issued a yellow warning for waves, predicting wave heights of 4.0 to 6.0 meters in the waters east and south of Hainan Island, and 3.0 to 4.5 meters in nearby areas [2] - A blue warning for storm surges was also issued, forecasting a rise in water levels of 30 to 70 centimeters along the northern, eastern, and southern coasts of Hainan Island [2]

Group 1 - Typhoon "Zhu Jie Cao" made landfall in Zhoushan, Zhejiang Province, causing significant wave heights of 4 to 5.2 meters in the East China Sea and 3.5 to 5.5 meters in the coastal waters of Zhejiang [1] - The Central Meteorological Observatory predicts that the typhoon's intensity will increase and it will make another landfall between Ningbo, Zhejiang, and Qidong, Jiangsu, during the day [1] - The National Ocean Forecasting Center issued an orange wave warning and a blue storm surge warning due to the ongoing maritime impact of the typhoon [1] Group 2 - From July 30 to July 31, significant wave heights of 3 to 5.8 meters are expected in the southern Yellow Sea and East China Sea, with orange warning levels for the coastal waters of Shanghai and northern Zhejiang [3] - The southern coastal waters of Jiangsu are forecasted to experience wave heights of 3 to 4.4 meters, with a yellow warning level, while northern Jiangsu will see 2 to 3 meters of waves, marked with a blue warning level [3] Group 3 - From the morning of July 30 to the morning of July 31, storm surge levels of 60 to 140 centimeters are anticipated along the coast from Lianyungang, Jiangsu, to Hangzhou Bay, with a blue warning level for Shanghai [5] - Coastal governments and relevant departments are advised to prepare for storm surge defenses, including organizing vessels to return to port and reinforcing aquaculture facilities [5]

Core Viewpoint - The National Marine Forecast Center has issued a yellow warning for waves and a storm surge warning due to the impact of Typhoon "Zhu Jie Cao" (tropical storm level) [1] Summary by Category Wave Warnings - A yellow warning for waves was issued for the East China Sea, predicting waves of 3.5 to 5.5 meters from the night of July 28 to the daytime of July 29 [1] - The coastal waters near Shanghai and northern Zhejiang are expected to experience waves of 3 to 4 meters, categorized as large to giant waves, with a yellow warning level [1] - Southern Jiangsu and southern Zhejiang coastal waters are forecasted to see waves of 2 to 3.4 meters, classified as medium to large waves, with a blue warning level [1]