Saturday, July 19, 2014

TS MATMO (HENRY) Update #004


for Saturday, 19 July 2014 [7:19 PM PhT]


Issued at: 6:00 PM PhT (10:00 GMT) Saturday 19 July 2014
Next Update: 6:00 AM PhT (22:00 GMT) Sunday 20 July 2014

Tropical Storm MATMO (HENRY) has slowed down as it starts tracking towards the north-northwest across the Philippine Sea...threat to Extreme Northern Luzon continues.

This storm will enhance scattered rains and severe thunderstorms across Caraga, Eastern Visayas, Bicol Region and Eastern Luzon through the weekend. The threat of flash floods and landslides are likely in hazard-prone areas especially along river banks and mountain slopes of the affected areas during the occurrence of severe thunderstorms. Residents are advised to take necessary precautions.

Residents and visitors along Northern Luzon, Taiwan, and the Southern Islands of Japan should closely monitor the development of TS Matmo (Henry).

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 affected by the current tropical cyclone.



As of 5:00 PM PhT today...0900 GMT.

Classification/Name: TS Matmo (Henry)
Location: Over the southeastern portion of the Philippine Sea (near 11.5N 130.9E)
About: 600 km east of Borongan City, Eastern Samar...or 755 km southeast of Virac, Catanduanes
Maximum Sustained Winds (10-min avg): 95 kph near the center...Gustiness: 120 kph
24 hr. Rain Accumulation (near the center): 200 to 500 mm [Heavy to Extreme]
Minimum Central Pressure: 985 millibars (hPa)
Size (in diameter): 500 km (Small)
Area of Damaging Winds (95 kph or more): 110 kilometers from the center
Past Movement: North-Northwest @ 09 kph
Forecast Movement: Northwest @ 13 kph
Towards: Central-North Philippine Sea


TS Matmo (Henry) is expected to move north-northwest to northwest during the next 24 hours with an increased forward speed...and this motion will continue through 48 hours. On the forecast track, the storm will continue to move across the central portion of the Philippine Sea through Monday afternoon.

Matmo (Henry) will continue to intensify throughout the forecast period...and could become a Typhoon on Sunday. Advance Intensity Forecast (AIF) shows its 10-minute maximum sustained winds increasing to 160 kph by Monday afternoon.

The following is the 3-day forecast outlook summary for this system:

SUNDAY AFTERNOON: Starts to accelerate northwestward across the central part of the Philippine Sea...becomes a Typhoon...about 530 km east of Virac, Catanduanes [2PM JUL 20: 13.5N 129.2E @ 120kph].
MONDAY AFTERNOON: Continues to intensify as it moves across the northern part of the Philippine Sea...about 450 km east-southeast of Palanan, Isabela [2PM JUL 21: 16.5N 126.6E @ 160kph].
TUESDAY AFTERNOON: Continues to intensify as it passes just to the east of the Batanes Islands...about 175 km east of Basco, Batanes [2PM JUL 22: 20.5N 123.7E @ 170kph].

*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.

Important Note: Please keep in mind that the above hazards summary and forecast outlook changes every 6 to 12 hrs!


Time/Date: 5:00 PM PhT Sat Jul 19, 2014
Location of Center: Near 11.5º N Lat 130.9º E Lon
Distance 1: 555 km ENE of Siargao Island
Distance 2: 570 km ENE of Guiuan, Eastern Samar
Distance 3: 695 km ESE of Catarman, Northern Samar
Distance 4: 780 km ESE of Sorsogon City
Distance 5: 800 km SE of Legazpi City

Issued by: David Michael V. Padua for









>> To know the meteorological terminologies and acronyms used on this update visit the ff:

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