MANILA, Philippines - State weather bureau PAGASA on Tuesday, September 13, 8:00 p.m. update, has raised Signal No. 4 (171-220 kph) over Batanes Group of Islands as Typhoon 'Ferdie' (international name: Meranti) slightly intensified while moving closer to Babuyan Group of Islands.
With storm surge of 2 to 3 meters possible at coastal areas and very heavy damage to high–risk structures, the cyclone warning signal no. 4 typhoon in Batanes is expected within the next 12 hours.
At 7:00 p.m. today, the eye of "Bagyong Ferdie" was located based on all available data at 110 km East of Basco, Batanes(20.3°N, 123.0°E).
It has maximum sustained winds of up to 220 kph near the center and gustiness of up to 255 kph and forecast to move West Northwest at 24 kph.
The estimated rainfall amount is from moderate to heavy rains within its 600 km diameter of the typhoon.
The typhoon is expected to be in the vicinity of Batanes on this midnight or early morning tomorrow.
Residents in Northern Luzon are advised to take precautionary measures against impacts of very strong winds and heavy rainfall.
Forecast Positions:
PAGASA is also tracking a new storm that is expected to enter the Philippine Area of Responsibility (PAR) on Wednesday. It will be named Gener and with international name of Malakas (name contributed by the Philippines).
TROPICAL CYCLONE WARNING SIGNAL:
TCWS 4 (171-220 kph Expected in 12 hours): Batanes Group of Islands
Impacts of the wind:
TCWS 3 (121-170 kph Expected in 18 hours): Babuyan Group of Islands
Impacts of the wind:
TCWS 2 (61-120 kph Expected in 24 hours): Ilocos Norte, Apayao and Northern Cagayan
Impacts of the wind:
TCWS 1 (30-60 kph Expected in 36 hours): Rest of Cagayan, Northern Isabela, Kalinga, Abra and Northern Ilocos Sur
Impacts of the wind:
With storm surge of 2 to 3 meters possible at coastal areas and very heavy damage to high–risk structures, the cyclone warning signal no. 4 typhoon in Batanes is expected within the next 12 hours.
At 7:00 p.m. today, the eye of "Bagyong Ferdie" was located based on all available data at 110 km East of Basco, Batanes(20.3°N, 123.0°E).
It has maximum sustained winds of up to 220 kph near the center and gustiness of up to 255 kph and forecast to move West Northwest at 24 kph.
The estimated rainfall amount is from moderate to heavy rains within its 600 km diameter of the typhoon.
The typhoon is expected to be in the vicinity of Batanes on this midnight or early morning tomorrow.
Residents in Northern Luzon are advised to take precautionary measures against impacts of very strong winds and heavy rainfall.
Forecast Positions:
- 24 Hour(Tomorrow afternoon): 360 km West Northwest of Itbayat, Batanes (outside PAR)
- 48 Hour(Thursday afternoon):795 km Northwest of Itbayat, Batanes (outside PAR)
- 72 Hour(Friday afternoon): 965 km North Northwest of Itbayat, Batanes (outside PAR)
PAGASA is also tracking a new storm that is expected to enter the Philippine Area of Responsibility (PAR) on Wednesday. It will be named Gener and with international name of Malakas (name contributed by the Philippines).
TROPICAL CYCLONE WARNING SIGNAL:
TCWS 4 (171-220 kph Expected in 12 hours): Batanes Group of Islands
Impacts of the wind:
- Very heavy damage to high–risk structures
- Heavy damage to medium risk structures;
- Moderate damage to low-risk structures
- Considerable damage to structures of light materials (up to 75% are totally and partially destroyed); complete roof structure failures.
- Many houses of medium-built materials are unroofed, some with collapsed walls; extensive damage to doors and windows
- A few houses of first-class materials are partially damaged
- All signs/billboards are blown down. There is almost total damage to banana plantation
- Most mango trees, ipil-ipil and similar types of large trees are downed or broken.
- Coconut plantation may suffer extensive damage.
- Rice and corn plantation may suffer severe losses.
- Wave Height: (Open Sea) more than 14.0 meters
- Storm surge 2-3m possible at coastal areas
TCWS 3 (121-170 kph Expected in 18 hours): Babuyan Group of Islands
Impacts of the wind:
- Heavy damage to high–risk structures;
- Moderate damage to medium-risk structures;
- Light damage to low risk structures
- Increasing damage (up to more than 50%) to old, dilapidated residential structures and houses of light materials. Majority of all nipa and cogon houses may be unroofed or destroyed
- Houses of medium strength materials (old, timber or mixed timber-CHB structures, usually with G.I. roofing’s); some warehouses or bodega-type structures are unroofed.
- There may be widespread disruption of electrical power and communication services.
- Almost all banana plants are downed.
- Some big trees (acacia, mango, etc.) are broken or uprooted.
- Dwarf-type or hybrid coconut trees are tilted or downed.
- Rice and corn crops may suffer heavy losses.
- Damage to shrubbery and trees with foliage blown off; some large trees blown down.
- Wave Height: (Open Sea) > 14.0 meters
- Storm surge possible at coastal areas
TCWS 2 (61-120 kph Expected in 24 hours): Ilocos Norte, Apayao and Northern Cagayan
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.
- Wave Height: (Open Sea) 4.1-14.0 meters
- Storm surge possible at coastal areas
TCWS 1 (30-60 kph Expected in 36 hours): Rest of Cagayan, Northern Isabela, Kalinga, Abra and Northern Ilocos Sur
Impacts of the wind:
- 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, however, may suffer significant damage when it is in its flowering stage.
- Wave Height: (Open Sea) 1.25-4.0 meters
