Thursday, November 12, 2020

SEVERE WEATHER BULLETIN #23FOR: TYPHOON "#UlyssesPH" (VAMCO)TROPICAL CYCLONE: WARNING

SEVERE WEATHER BULLETIN #23
FOR: TYPHOON "#UlyssesPH" (VAMCO)
TROPICAL CYCLONE: WARNING
ISSUED AT 5:00 PM, 12 November 2020
(Valid for broadcast until the next bulletin to be issued at 5 PM today)
TYPHOON "#UlyssesPH" SLIGHTLY WEAKENS AS IT CONTINUES TO MOVE WESTWARD OVER THE WEST PHILIPPINE SEA.

Hazards affecting land areas:
• Strong winds: Strong breeze to near gale conditions may prevail in areas under TCWS #1 while the surge of the Northeast Monsoon will bring strong breeze to gale-force winds over Northern Luzon.
• Heavy rainfall: Until tonight, moderate to heavy rains over Cordillera Administrative Region, the eastern portions of Cagayan and Isabela, Zambales, Bataan, Aurora, Cavite, the western portion of Batangas, and Occidental Mindoro including Lubang Island. Light to moderate with at times heavy rains over Western Visayas, Samar Provinces, Metro Manila, and the rest of Luzon. Flooding (including flashfloods), rain-induced landslides, and sediment-laden streamflows (i.e. lahar) may occur during heavy or prolonged rainfall especially in areas that are highly or very highly susceptible to these hazards and/or those that received significant antecedent rainfall. PAGASA Regional Services Divisions may issue local thunderstorm/rainfall advisories and heavy rainfall warnings while the Hydrometeorology Division and River Basin Flood Forecasting and Warning Centers may issue General Flood Advisories and Basin Flood Bulletins as appropriate.

Hazards affecting coastal waters:
• Within the next 24 hours, the combined effects of Typhoon “ULYSSES” and the surge of the Northeast Monsoon will bring rough to very rough seas (2.5 to 6.0 m) over the seaboards of areas under TCWS, Northern Luzon, and Occidental Mindoro and the western seaboards of Batangas and Palawan including Calamian and Kalayaan Islands Sea travel is risky for all types of vessels over these waters.
• Moderate to rough seas (1.5 to 2.5 m) will be experienced over the eastern seaboards of Central and Southern Luzon, Visayas, and Mindanao, the seaboards of Cuyo Islands, and the western seaboard of Panay Island. Mariners of small seacrafts are advised to take precautionary measures when venturing out to sea. Inexperienced mariners should avoid navigating in these conditions

Track and intensity outlook:
• On the forecast track, "ULYSSES" may exit the Philippine Area of Responsibility tomorrow morning. "ULYSSES" slightly weakened at 2:00 PM today. However, as it moves over the West Philippine, slight intensification remains likely.

Location of eye/center: At 4:00 PM today, the center of the eye of Typhoon "ULYSSES" was located based on all available data at 200 km West of Iba, Zambales (15.2°N, 118.1°E).
Strength: Maximum sustained winds of 120 km/h near the center and gustiness of up to 150 km/h.
Movement: Moving Westward at 25 km/h.

Forecast Positions:
• 24 Hour (Tomorrow afternoon): 600 km West of Iba, Zambales (OUTSIDE PAR) (15.3°N, 114.4°E)
• 48 Hour (Saturday afternoon):1,040 km West of Central Luzon (OUTSIDE PAR) (15.8°N, 110.3°E)

TROPICAL CYCLONE WIND SIGNAL
TCWS#1 (30-60 km/h winds prevailing or expected in 36 hours)
Luzon:
The western portion of Pangasinan (Bautista, Alcala, Malasiqui, Santo Tomas, Santa Barbara, Mapandan, Mangaldan, Dagupan City, Calasiao, San Carlos City, Basista, Bayambang, Urbiztondo, Mangatarem, Aguilar, Binmaley, Lingayen, Bugallon, Labrador, Infanta, Mabini, Dasol, Sual, Alaminos City, Burgos, Agno, Bani, Bolinao, Anda), Tarlac, the western portion of Pampanga (Magalang, Mabalacat, Angeles City, Porac, Floridablanca, Arayat, Mexico, Santa Ana, San Fernando City, Bacolor, Santa Rita, Guagua, Lubao, Sasmuan), Zambales, Bataan, and Lubang Island

Impacts of the wind:
• Light to Moderate damage to high risk structures; 
• Very light to light damage to medium-risk structures;
• No damage to very light damage to low risk structures
• Unshielded, old dilapidated schoolhouses, makeshift shanties, and other structures of light materials are partially damaged or unroofed.
• A number of nipa and cogon houses may be partially or totally unroofed.
• Some old galvanized iron (G.I.) roofs may be peeled or blown off.
• Some wooden, old electric posts are tilted or downed.
• Some damage to poorly constructed signs/billboards
• In general, the winds may bring light to moderate damage to the exposed communities. Most banana plants, a few mango trees, ipil-ipil and similar types of trees are downed or broken.
• Some coconut trees may be tilted with few others broken.
• Rice and corn may be adversely affected.
• Considerable damage to shrubbery and trees with some heavy-foliaged trees blown down.

In other areas, TCWS #2 is now lowered or lifted while TCWS #1 is now lifted.

The public and the disaster risk reduction and management council concerned are advised to take appropriate actions and watch for the next Severe Weather Bulletin to be issued at 11 PM today.

Link: bagong.pagasa.dost.gov.ph/tropical-cyclone/severe-weather-bulletin/2

@ PAGASA-DOST

#GTVP

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