Typhoon MANGKHUT (OMPONG) Update No. 17
TYPHOON MANGKHUT (OMPONG) UPDATE NO. 17Issued at: 1:00 PM PhT (05:00 GMT) Saturday, 15 September 2018 Next update: 7:00 PM PhT (11:00 GMT) Saturday, 15 September 2018 | |
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| Current Status and Outlook | Typhoon MANGKHUT (OMPONG) no longer super as it emerges over the West Coast of Ilocos Norte. Its circulation has been disrupted by the mountains of Northern Luzon, upon crossing the area early this morning The somewhat large rain bands will continue to spread across Luzon, bringing occasional rains and gusty winds over the area. At 8:00 AM today, a WPF Automated Weather Station (AWS) based in Bangui, Ilocos Norte has reported wind gust of 172 km/hr blowing from the Northeast. 24-hr Outlook: TY MANGKHUT (OMPONG) is expected to move out of the northwestern border of the Philippine Area of Responsibility (PAR) tonight, and will accelerate west-northwestward across the South China Sea with a forward speed of 27 km/hr. An increase in its strength is likely to occur, as Mangkhut approaches Southern China. |
| Where is MANGKHUT (OMPONG)? | As of 11:00 AM PhT today, September 15…0300 GMT. The center was located overland or over the Southwestern part of the Balintang Channel (near 18.5°N 120.1°E), about 62 km west-northwest of Laoag City, Ilocos Sur or 108 km north-northwest of Vigan City, Ilocos Sur. |
| How strong is it? | Maximum Sustained Winds (10-min avg): 200 kph near the center…Gustiness: 240 kph. |
| Past Movement (06 hrs) | West-Northwest @ 25 kph, towards Southern China. |
| Potential Philippine Landfall Area(s) | :: None. |
| What Philippine areas will be directly affected? | Moderate to Extreme Rains (30 to more than 100 mm expected): >>Northern & Central Luzon – Today. Damaging Winds (gusts of more than 100 km/hr expected): |
| Potential Storm Surge/Coastal Flooding Areas | :: Whole Coastal Areas of Western Luzon – Today. |
| 1-Day Forecast Outlook Summary** | SATURDAY EVENING: Continues to weaken as it exits the northwestern border of the Philippine Area of Responsibility (PAR), on its way to Southern China…about 271 km west-northwest of Laoag City, Ilocos Norte [8PM Sept 15: 19.3°N 118.3°E @ 190kph]. Confidence Level: MEDIUM. SUNDAY MORNING: Approaching Southern China with increasing wind speed…about 216 km southeast of Hong Kong, China [8AM Sept 16: 20.8°N 115.3°E @ 200kph]. Confidence Level: MEDIUM. **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/have 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 (across its circulation): 25 to 320 mm [Light to Extreme] > Minimum Central Pressure: 937 millibars (hPa) > Size of Circulation [Convective Cloud-Based, in diameter]: 890 km (Medium) > Area of Damaging Winds (100 kph or more wind gusts): 265 km from the center |
| Additional Information | Time/Date: 11:00 AM PhT Sat September 15, 2018 Location of Center/Eye: Near 18.5°N Lat 120.1°E Lon Distance 1: 163 km W of Aparri, Cagayan Distance 2: 186 km NW of Tabuk City, Kalinga Distance 3: 212 km N of San Fernando City. La Union Distance 4: 217 km W of Santa Ana, Cagayan Distance 5: 448 km NNW of Metro Manila 24 hr. Forecast Coordinates (Class): 20.8°N 115.3°E (TY) |
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: David Michael V. Padua for WeatherPhilippines
Posted by: T2Kstormupdates@gmail.com
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