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Storm Niña Update

SEVERE WEATHER BULLETIN No. 19

FOR: TYPHOON “NINA” (NOCK-TEN)

TROPICAL CYCLONE: WARNING

ISSUED AT 5:00 AM, 26 December 2016

(Valid for broadcast until the next bulletin to be issued at 8 AM today)

“NINA” has slightly weakened and is now traversing Mompog pass.

• Estimated rainfall amount is from moderate to heavy within the 400 km diameter of the typhoon.

• It is expected to traverse the provinces of southern Quezon, Batangas, and Cavite.

• Sea travel is risky over the seaboards of Luzon.

• Storm surge height of up to 2.5 meters is possible over the coastal areas of  Camarines Sur and southern Quezon.

Location of eye/center At 4:00 AM today, the eye of Typhoon “NINA” was located based on all available data including Tagaytay, Subic and Iloilo doppler radar at 85 km North of Romblon, Romblon(13.3°N, 122.2°E).  

Strength Maximum sustained winds of up to 150 kph near the center and gustiness of up to 250 kph. 

Forecast Movement Forecast to move West at 20 kph. 

Forecast Positions 

• 24 Hour( Tomorrow morning): 200 km West Southwest of Iba, Zambales(14.4°N,  118.4°E)

• 48 Hour(Wednesday morning):350 km North Northeast of Pagasa Island, Palawan(14.0°N,  115.0°E)

• 72 Hour(Thursday morning): 245 km West Northwest of Pagasa Island, Palawan (OUTSIDE PAR)(11.7°N,  112.0°E) 

Tropical Cyclone Warning Signal No. 3

(121-170 kph Expected in 18 hours)

Camarines Sur, southern Quezon, Marinduque, Batangas, northern Oriental Mindoro, Lubang Island, Cavite and Laguna 

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

Tropical Cyclone Warning Signal No. 2

(61-120 kph Expected in 24 hours)

Metro Manila, Rizal, northern Quezon including Polillo Islands,  Bulacan, Bataan, Pampanga, southern Zambales, , rest of Oriental Mindoro, Romblon,  northern Occidental Mindoro, Burias Island, Camarines Norte, and Albay
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

Tropical Cyclone Warning Signal No. 1

(30-60 kph Expected in 36 hours)

The rest of Occidental Mindoro, Masbate including Ticao Island, rest of Zambales, Tarlac, Nueva Ecija, southern Aurora, Pangasinan, Sorsogon and Catanduanes

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

The public and the disaster risk reduction and management council concerned are advised to take appropriate actions and watch for the next weather bulletin to be issued at 8 AM today.

Avast

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