MANILA — Typhoon ‘Helen’ has intensified as it moves towards the Batanes-Taiwan area, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said Sunday.
According to its 11:00 a.m. weather bulletin, rains will be moderate to heavy within the 800 kilometer (km) diameter of the typhoon.
The typhoon is forecast to move west northwest at 22 kilometers per hour (kph), with its eye located at 1,025 km east of Calayan, Cagayan as of 10:00 a.m.
Helen has maximum sustained winds of 140 kph and gustiness of up to 175 kph.
PAGASA raised Tropical Cyclone Warning Signal No. 1 over the Batanes and Babuyan Group of Islands, which will experience 30-60 kph winds in 36 hours. These areas will experience the impact of the following: very light or no damage to low risk structures; light damage to medium to high risk structures; slight damage to some houses of very light materials or makeshift structures in exposed communities; some banana plants are tilted, a few downed and leaves are generally damaged; twigs of small trees may be broken; rice crops may suffer significant damage when it is in its flowering stage.
The areas will also experience wave heights ranging from 1.25-4 meters.
The state weather bureau, on the other hand, warned sea travel over the northern and eastern seaboards of northern Luzon is risky.
‘Helen’ is forecast to be at 510 km east of Basco, Batanes by Monday morning and at 255 km north of Basco, Batanes by Tuesday. It will exit the Philippine Area of Responsibility (PAR) by Wednesday.
Meanwhile, PAGASA said cloudy skies with light to moderate rains and thunderstorms will prevail over Metro Manila, MIMAROPA, CALABARZON, Bicol region, Central Luzon and Mindanao.
Other areas in Luzon will have partly cloudy to cloudy skies with isolated rainshowers or thunderstorms.
For coastal waters, Northern and Central Luzon will have moderate to strong seas brought by moderate to strong winds from the northeast to northwest.
Other areas will have slight to moderate seas incurred by light to moderate winds from the west to southwest. PNA/northboundasia.com