Tropical cyclone Isang intensified into a storm as it was moving to exit the Philippine Area of Responsibility (PAR) at about 3 a.m. Saturday, according to state weather bureau Pagasa.
At 3:00 a.m., the center of Tropical Storm Isang was at 270 kilometers west of Bacnotan, La Union, with maximum sustained winds of 65 km per hour (kph) near the center and gustiness of up to 80 kph. It is moving westward at 25 kph.
Meanwhile, Pagasa said the southwest monsoon (habagat) is prevailing over Central Luzon, Southern Luzon, Visayas, and Mindanao.
Tropical Cyclone Wind Signal (TCWS) No. 1 remains up over 13 areas:
, This news data comes from:http://xt-nlem-rmhw-mi.yamato-syokunin.com
The Ilocos Region will experience rain with gusty winds, while the Cordillera Administrative Region will have cloudy skies with scattered rain showers and thunderstorms due to Isang.
On the other hand, habagat will affect Occidental Mindoro, Metro Manila, Central Luzon, Calabarzon, the rest of the Visayas, and the rest of Mimaropa, Bicol Region, and the rest of Mindanao.
Localized thunderstorms are expected in the rest of Luzon.

According to Pagasa, Isang will exit the PAR on Saturday morning.
Signal No. 1 up in 13 areas; Isang to leave PAR as tropical storm
Signal No. 1 up in 13 areas; Isang to leave PAR as tropical storm
- Heavy rain causes flooding, landslides and 8 deaths in Vietnam and Thailand
- AboitizPower pushes growth with clean, renewable energy
- Strikes across Gaza Strip kill at least 31 as international scholars accuse Israel of genocide
- Sara mum, but brother thinks Torre removal due to PNP's 'internal conflicts'
- Floods kill over 30 in Indian-controlled Kashmir, displace 150,000 in east Pakistan
- National Guard troops begin carrying weapons in US capital
- Marcos signs law giving 99-year land lease to foreign investors
- Nartatez vows fair assignments, better resource management as new PNP chief
- SEARCH WARRANT
- US church shooter 'obsessed with idea of killing children'