Sunday, September 25, 2016

Typhoon MEGI (HELEN) Update Number 003


Typhoon MEGI (HELEN) Update Number 003

Issued at: 12:45 PM PhT (04:45 GMT) Sunday 25 September 2016
Next Update: Sunday Evening, 25 September 2016


Current Status and Outlook

MEGI (HELEN) intensified further as it continues to traverse the southern portion of the North Philippine Sea. Its outer circulation is likely to start affecting Extreme Northern Luzon late Monday morning (Sep 26).

This typhoon is forecast to continue to move West-Northwestward within the next 24 hours at a speed of 22 km/hr in the general direction of Batanes-Taiwan Area.  MEGI (HELEN) will continue to gain strength during the next couple of days.

Where is Megi (Helen)?

As of 11:00 AM PhT today, September 25...0300 GMT. The cloud-filled eye was located over the mid-southern part of the North Philippine Sea (near 19.8N 130.9E), about 931 km east Santa Ana, Cagayan or 933 km east of Basco, Batanes.

How strong is it?

Maximum Sustained Winds (10-min avg): 155 kph near the center...Gustiness: 190 kph

Where is it heading?

It was moving Northwest @ 24 kph towards the mid-southern part of the North Philippine Sea.

What Philippine areas will be most affected?*

*Where Damaging Winds of >100 km/hr will be expected.

None for the next 24 hours.




Storm Surge Info


3-Day Forecast Outlook Summary**

MONDAY MORNING: Tracking west-northwest towards the mid-western part of the North Philippine Sea and continues to intensify...about 495 km east of Basco, Batanes [8AM SEP 26: 21.2N 126.7E @ 170kph]Confidence LevelMEDIUM.

TUESDAY MORNING: Approaching the Southeastern Coast of Taiwan and continue gaining strength…about 248 km north of Basco, Batanes [8AM SEP 27: 22.7N 121.9E @190kph].  Confidence Level:  MEDIUM.

WEDNESDAY MORNING: Weakens into a Tropical Storm (TS) after crossing Southern Taiwan…makes another landfall over the southern coast of Fujian Province, China…about 126 km southwest of Xiamen City, China [8AM SEP 28: 23.8N 117.1E @ 105kph].  Confidence Level:  HIGH.

**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 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.

Other Storm Info

- 24 hr. Rain Accumulation (near the center): 25 to 350 mm [Moderate to Extreme]

- Minimum Central Pressure: 956 millibars (hPa)

- Size of Circulation [Convective Cloud-Based, in diameter]: 1010 km (Medium)

- Area of Damaging Winds (100 kph or more wind gusts):220 km from the center.

Additional Distances

Time/Date: 11:00 AM PhT Sun Sep 25, 2016
Location of Center/Eye: Near 19.8º N Lat 130.9º E Lon
Distance 1: 953 km E of Itbayat, Batanes 
Distance 2: 1015 km ENE of Casiguran, Aurora
Distance 3: 997 km ENE of Tuguegarao City, Cagayan

Distance 4: 1197 km ENE of Metro Manila
Distance 5: 1140 km ESE of Kaohsiung, Taiwan

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.

Issued by: Leonilo C. Millanes for


Posted by: " (Michael V. Padua)" <>
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