Typhoon BISING (SURIGAE) Advisory No. 02

24-hr Outlook: TY SURIGAE is forecast to continue accelerating northwestward across the southern portion of the Central Philippine Sea at an increased forward speed of 19 km/hr. This cyclone could become a Category 3 Typhoon by tomorrow afternoon with winds of 185 km/hr.

• Location of Center/Eye: Along the northeastern portion of the South Philippine Sea (near 9.2°N 133.3°E)
• Distance 1: 856 km east of Surigao City, Surigao Del Norte
• Distance 2: 854 km east-southeast of Guiuan, Eastern Samar
• Distance 3: 1,104 km east-southeast of Virac, Catanduanes

• None

• None

Damaging Winds (gusts of more than 100 km/hr expected):

• None

• None

+Waves of 3 meters in height is expected in storm surge-prone areas, particularly in coastal areas on where the Tropical Cyclone is headed. Kindly visit the PAGASA Storm Surge Updates  for more details.

• SATURDAY AFTERNOON: Intensifies rapidly into a Category 3 Typhoon (TY) as it accelerates NW-ward across the southern portion of the Central Philippine Sea…about 500 km E of Guiuan, Eastern Samar [2PM Apr 17: 11.3°N 130.3°E @ 185 kph].  Confidence Level: HIGH
• SUNDAY AFTERNOON: Intensifies further at near Super Typhoon (STY) classification [Category 4] as it turns WNW-ward closer to the east coast of Northern Samar…about 191 km NE of Borongan City, Eastern Samar [2PM Apr 18: 12.8°N 126.7°E @ 220 kph].  Confidence Level: MEDIUM
• MONDAY AFTERNOON: Slows down as it turns NW-ward near the east coast of Catanduanes, weakens slightly…about 155 km ENE of Bato, Catanduanes  [2PM Apr 19: 14.0°N 125.7°E @ 215 kph].  Confidence Level: LOW
  

**Important Note: Please be reminded that the Forecast Outlook changes every 6 hours, and the Day 2 and 3 Forecast Track have an average error of 100 and 250 km respectively… while the wind speed forecast error, averages 35 km/hr per day. Therefore, a turn to the left or right of its future track and changes in its wind speed must be anticipated from time to time.

• 24-hr. Rain Accumulation (across its circulation): 25 to 500 mm [Light to Extreme]
• Minimum Central Pressure: 975 millibars (hPa)
• Size of Rain Circulation (in Diameter): Average (895 km)
• Size of Wind Circulation (55-kph Wind Diameter): Average (950 km)
• Area of Damaging Winds (100 kph or more wind gusts): 75 km from the center