PAGASA-DOST · @dost_pagasa
14th Aug 2012 from Twitlonger
WEATHER BULLETIN #9
TROPICAL STORM “HELEN” (KAI-TAK)
ISSUED @9:30PM, 14 AUGUST 2012
TROPICAL STORM “HELEN” HAS ACCELERATED AS IT IS EXPECTED TO MAKE LANDFALL OVER THE ISABELA – CAGAYAN AREA.
Location of eye/center: At 9:00 PM today, the center of Tropical Storm “HELEN” was located at 120 km East Southeast of Tuguegarao City (17.1°N, 123.1°E).
Strength: Maximum sustained winds of 85 kph near the center and gustiness of up to 100 kph.
Movement: Forecast to move West Northwest at 17 kph.
Forecast Positions: Tropical Storm “HELEN” is expected to be at 110 km West of Laoag City by tomorrow evening and at 470 km West Northwest of Laoag City by Thursday evening.
Public Storm Warning Signal#2:
Cagayan including Calayan and Babuyan Group of Islands, Isabela, Northern Aurora, Quirino, Nueva Vizcaya, Benguet, Ifugao, Mt. Province, Ilocos Sur, Apayao, Kalinga, Ilocos Norte, Abra and Batanes Group of Islands.
Public Storm Warning Signal#1:
Nueva Ecija, Pangasinan, Tarlac, La Union and Rest of Aurora
*Estimated rainfall amount is from 20 – 35 mm per hour (intense - torrential) within the 500 km diameter of the Tropical Storm.
*Moderate to heavy rains (7.5 – 10.0 mm/hr) in Quezon province, Rizal, Bulacan, Pampanga, Laguna, Cavite, Batangas, Mindoro, Bataan, Zambales, Pangasinan, Tarlac and Metro Manila becoming intermittent light to moderate rains (2.5 – 7.5 mm/hr) over the rest of Central and Southern Luzon.
*Tropical Storm “Helen” will enhance the Southwest Monsoon that will bring rains over Luzon and Visayas especially over the western section.
*Fishing boats and other small seacrafts are advised not to venture out into the Seaboards of Central and Southern Luzon and Visayas due to Tropical Storm “Helen” and the Southwest Monsoon.