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âBisingâ keeps strength as it moves slowly over Philippine Sea
Personnel of the Quezon City Disaster Risk Reduction and Management Office monitor the movement of Typhoon Bising as it moves inside the Philippine Area of Responsibility on Monday, April 19, 2021.
The STAR/Boy Santos

‘Bising’ keeps strength as it moves slowly over Philippine Sea

(Philstar.com) - April 20, 2021 - 12:14pm

MANILA, Philippines — Typhoon “Bising” (international name: Surigae) maintained its strength as it moved slowly over the Philippine Sea, state weather bureau PAGASA said in its latest bulletin.

Bising, last spotted 475 kilometers east of Infanta, Quezon, packs winds of up to 175 kilometers per hour (kph) near the center and gusts of up to 215 kph.

Tropical cyclone wind signals are hoisted over the following areas:

Signal No. 2

Winds of greater than 61 kph and up to 120 kph may be expected in at least 24 hours.

  • Eastern portion of Cagayan (Santa Ana, Gonzaga, Baggao, Gattaran, Lal-Lo, Peñablanca, Santa Teresita, Buguey, Camalaniugan, Aparri)
  • Eastern portion of Isabela (San Pablo, Maconacon, Divilacan, Ilagan, Palanan)
  • Catanduanes

Signal No. 1

Winds of greater than 61 kph and up to 120 kph may be expected in at least 24 hours.

  • Batanes
  • The rest of Cagayan including Babuyan Islands
  • The rest of Isabela
  • Quirino
  • Apayao
  • Eastern portion of Kalinga (Pinukpuk, Rizal, Tabuk City)
  • Eastern portion of Mountain Province (Paracelis, Natonin)
  • Eastern portion of Ifugao (Aguinaldo, Alfonso Lista)
  • Northern portion of Aurora (Baler, Dipaculao, Dinalungan, Casiguran, Dilasag)
  • Eastern portion of Quezon (Calauag, Guinayangan, Tagkawayan) including Polillo Islands
  • Camarines Norte
  • Camarines Sur
  • Albay
  • Sorsogon

Rainfall forecast

Moderate to heavy rains

  • Catanduanes

Light to moderate at times heavy rains

  • Quezon
  • Camarines provinces
  • Sorsogon
  • Albay
  • Northern Samar

PAGASA forecasts that Bising will gradually weaken and may become a severe tropical storm by Saturday evening or early Sunday morning.

Sea conditions

Very rough to high seas (4.5 to 10 meters)

  • Northern and eastern seaboards of Luzon

Rough to high seas (3 to 7 meters)

  • Northern and eastern seaboards of eastern Visayas

Rough to very rough seas (2.8 to 4.5 meters)

  • Western seaboards of northern Luzon

Rough seas (2.5 to 4 meters)

  • Eastern seaboards of Caraga and Davao Oriental
  • Remaining seaboards of areas under TCWS

Moderate to rough seas (1.2 to 3 meters)

  • Western seaboard of Central Luzon

Forecast track

  • Wednesday morning: 340 km East of Tuguegarao City, Cagayan
  • Thursday morning:290 km East Northeast of Aparri, Cagayan
  • Friday morning: 510 km East of Basco, Batanes
  • Saturday morning:1,020 km East of Extreme Northern Luzon
  • Sunday morning:1,565 km East Northeast of Extreme Northern Luzon (outside Philippine Area of Responsibility)

— Xave Gregorio

PAGASA WEATHER UPDATES
As It Happens
LATEST UPDATE: April 23, 2021 - 5:17pm

Severe Tropical Storm Bising (international name Surigae) enters the Philippine Area of Responsibility on Friday morning, state weather bureau PAGASA says.

This is the second tropical cyclone to enter the country this year.

April 23, 2021 - 5:17pm

PAGASA says Bising weakens into a severe tropical storm.

At 4:00 p.m. Friday, the center of Bising was spotted 825 kilometers east northeast of Basco, Batanes. 

Moving northeastward at 15 kilometers per hour, Bising has maximum sustained winds of 110 kph near the center and gustiness of up to 135 kph.

April 23, 2021 - 11:10am

Typhoon Bising slightly weakens as it moves away from the landmass of Luzon, state weather bureau PAGASA says.

At 10 a.m., Bising was located 715 km east northeast of Basco, Batanes or 715 km east northeast of Itbayat, Batanes with winds of 120 kh and gusts of up to 150 kph. It is moving northeastward at 25 kph.

"Tropical cyclone winds of at least strong breeze to near gale in strength extend outward up to 320 km from the center of the typhoon. Destructive typhoon-force winds extend outward up to 50 km from the center of the typhoon," PAGASA says.

April 22, 2021 - 11:54am

Typhoon Bising maintains its strength while moving to the east of Batanes.

State weather bureau PAGASA has lifted Signal No. 1 over Isabela and other areas of Cagayan while the alert is still up in Batanes and the northeastern portion of Cagayan (Santa Ana, Gonzaga) including Babuyan Islands.

At 10 a.m., Bising was located 375 km east northeast of Calayan, Cagayan or 320 km east of Basco, Batanes with winds of 150 kph and gusts of up to 185 kph. It is moving north northwest at 10 kph.

April 22, 2021 - 7:11am

Typhoon Bising weakens as it decelerates over the Philippine Sea, state weather bureau PAGASA says Thursday morning.

The tropical cyclone is forecast to gradually weaken and to be downgraded to severe tropical storm category by Friday.

At 4 a.m., Bising was located 350 km east of Calayan, Cagayan with winds of 150 kph and gusts of 185 kph. It is moving northward at 10 kph.

Tropical cyclone wind signal no. 1 is hoisted over: 

  • Batanes
  • the eastern portion of Cagayan (Santa Ana, Gonzaga, Lal-Lo, Gattaran, Baggao, Peñablanca, Camalaniugan, Buguey, Aparri, Santa Teresita, Alcala, Amulung, Iguig, Tuguegarao City) including Babuyan Islands
  • the northeastern portion of Isabela (San Pablo, Maconacon, Divilacan, Palanan)
April 21, 2021 - 11:12am

Seven areas are under Tropical Cyclone Wind Signal no. 1 as Typhoon Bising slows down while maintaining its strength.

At 10 a.m., Bising was located 360 km east of Tuguegarao City, Cagayan with winds of 175 kph and gusts of up to 215 kph. It is moving northwestward at 10 kph.

Areas under Signal No. 1:

  • Batanes
  • Cagayan including Babuyan Islands
  • the eastern portion of Apayao (Luna, Santa Marcela, Flora, Pudtol)
  • the eastern portion of Kalinga (Pinukpuk, Rizal)
  • the eastern portion of Isabela (Ilagan, San Mariano, Palanan, Divilacan, Maconacon, San Pablo, Cabagan, Tumauini, Santa Maria, Delfin Albano, Santo Tomas, Quezon, Quirino, Gamu, Naguilian, Benito Soliven, Reina Mercedes, Mallig, Burgos, Roxas, Cauayan City, Luna, San Manuel, Cabatuan, Aurora, Dinapigue, San Mateo, Alicia, Angadanan, San Guillermo, Echague, Jones, San Agustin, San Isidro)
  • the northeastern portion of Quirino (Maddela)
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