for Thursday, 22 October 2015 [8:33 AM PhT]

This tropical cyclone update is brought to you by WeatherPhilippines Foundation Inc., powered by MeteoGroup Philippines



Issued at: 6:45 PM PhT (10:45 GMT) Wednesday 21 October 2015

KOPPU [LANDO] has weakened into a Tropical Depression while over the Balintang Channel...forecast to weaken further and shall dissipate due to entrainment of cold air from the surge of the Northeast Monsoon. Its associated cloudiness will continue to bring light to moderate rains across Extreme Northern Luzon particularly Calayan and Babuyan Islands, Ilocos Norte and the Batanes Group.

*This is the last and final update on TD Koppu (Lando).

Information based on data collected by WeatherPhilippines Foundation, Inc. shall not be taken as official data. Weather information broadcasted and distributed by PAGASA remains as official data. WeatherPhilippines shall not be responsible for the private use and reliance of its weather information.


Below are the regions or places in the Philippines that could be directly affected or that are being directly affected by the hazards generated by this current tropical cyclone.

Already lifted.


As of 5:00 PM PhT today, October 21...0900 GMT.

Classification/Name: TD KOPPU (LANDO)
Location: Over the eastern part of the Balintang Channel...(near 19.3N 122.8E)
About: 136 km east of Calayan Island, Cagayan...or 109 km northeast of Santa Ana, Cagayan
Maximum Sustained Winds (10-min avg): 45 kph near the center...Gustiness: 65 kph
24 hr. Rain Accumulation (southwest of the center): 25 to 100 mm [Moderate to Heavy]
Minimum Central Pressure: 1002 millibars (hPa)
Size of Circulation [Convective Cloud-Based, in diameter]: 565 km (Small)
Area of Damaging Winds (100 kph or more wind gusts): None
Past Movement: East-Northeast @ 12 kph
Forecast Movement: Northeast @ 10 kph
Towards: Balintang Channel-North Philippine Sea


TD KOPPU (LANDO) is expected to move east-northeast to northeastward slowly throughout the outlook period. On the forecast track, KOPPU (LANDO) shall traverse the eastern portions of the Balintang and Bashi Channel tonight through Thursday afternoon (Oct 22).

TD KOPPU (LANDO) is forecast to continue dissipating and decaying into an area of low pressure by Thursday afternoon (Oct 22)

The following is the 1-day forecast outlook summary* for this system:

THURSDAY AFTERNOON: Continues to decay and weaken as it turns east-northeast to northeastward across the border of the Bashi Channel and North Philippine Sea...about 213 km east-northeast of Basco, Batanes [2PM OCT 22: 20.8N 124.0E @ 35kph]. Confidence Level: MEDIUM.

*Important Note: Please be reminded that the Forecast Outlook changes every 6 hours, and the Day 2 and 3 Forecast Track has an average error of 100 and 250 km respectively...while the wind speed forecast error, averages 35 kph 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.


Time/Date: 5:00 PM PhT Wed Oct 21, 2015
Location of Center: Near 19.3 N Lat 122.8 E Lon
Distance 1: 153 km NE of Aparri, Cagayan
Distance 2: 148 km SE of Basco, Batanes
Distance 3: 228 km ENE of Pagudpud, Ilocos Norte
Distance 4: 197 km SE of Itbayat, Batanes
Distance 5: 539 km NNE of Metro Manila

T2K/WP StormTrack (for Public): PNG

Notes: T2K translates all technical data terms into layman's form for public understanding. Do not use this for life/death decision, kindly refer to your country's official warnings/bulletins. This site is intended for additional information purposes only. Local times are based on Philippine / Hong Kong / Shanghai Standard Times. Maximum Sustained Winds are based on 10-minute average. Pressure Estimates by: NRL or RSMC-Tokyo Typhoon Centre (JMA). Max Wave Height by: NPMOC (USA).

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