Sunday, July 30, 2017

Typhoon NESAT (GORIO) Update Number 014


Typhoon NESAT (GORIO) Update Number 014


Issued at: 12:30 AM PhT (16:30 GMT) Sunday 30 July 2017
Next update: Sunday Afternoon, 30 July 2017
Current Status and Outlook

Typhoon NESAT (GORIO) has made landfall over Yilan County, Taiwan at around 7:00 to 7:10 PM yesterday (Jul 29). It slightly weakened as it moves west-northwestward during the past 6 hours over the northwestern coast of Taiwan.

The typhoon is expected to move northwest for the next 24 hours at a speed of 18 km/hr and will exit the Philippine Area of Responsibility (PAR) by early Sunday morning. It will weaken into a Tropical Storm (TS) as it make its second landfall along Fujian Province, China.

Meanwhile at 11pm yesterday (July 29, 2017), Tropical Storm (TS) HAITANG, remains outside of the Philippine Area of Responsibility (PAR), about 328 km west-northwest of Laoag City, Ilocos Norte (19.5N 117.8E). With maximum sustained winds of 65 kph near the center and is forecast to move northeast at 30 kph towards Eastern Taiwan. This storm will not directly affect any part of the Philippines.

*TY NESAT (GORIO) and TS HAITANG will continue to enhance the Southwest Monsoon (Habagat) and bring occasional rains, gusty wnds and thunderstorms across the Western Sections of Luzon, becoming more frequent along Ilocos Region.  Residents are advised to take precautionary measures against heavy rains which can produce flash floods, landslides and overflowing of some river systems.

Where is NESAT (GORIO)?As of 11:00 PM PhT, July 29…1500 GMT. The eye was located over the northwestern coast of Taiwan (near 24.8N 120.7E), about 91 km west-southwest of Taipei, Taiwan or 204 km east of Quanzhou, China.
How strong is it?

Maximum Sustained Winds (10-min avg): 130 kph near the center…Gustiness: 155 kph.

Past Movement (06 hrs)It was moving West-Northwest @ 33 kphtowards Fujian Province, China.
Potential Landfall Area(s):: Over the Fujian Province, China between 5-6am today, with a high Strike Probability of 90-100%
What Philippine areas will be most affected?*:: None.
Potential Storm Surge/Coastal Flooding Areas+:: Batanes Group of Islands – Today.

+Large and dangerous battering waves with inundation can be expected along the coastal, inland lakes and beach front areas of the above areas.

1-Day Forecast Outlook Summary**

SUNDAY EVENING: Weakens into a Tropical Storm (TS) as it makes landfall over Fujian Province, China…about 192 km west-northwest of Fuzhou, China [8PM July 30: 26.9N 117.6E @ 85kph].  Confidence LevelMEDIUM.

**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 (across its circulation): 25 to 500 mm [Slight to Extreme]

> Minimum Central Pressure: 970 millibars (hPa)

> Size of Circulation [Convective Cloud-Based, in diameter]: 423 km (Very Small/Midget)

> Area of Damaging Winds (100 kph or more wind gusts): 95 km from the center

Additional DistancesTime/Date: 11:00 PM PhT Sat July 29, 2017
Location of Center/Eye: Near 24.8º N Lat 120.7º E Lon
Distance 1: 266 km E of Xiamen, China
Distance 2: 500 km NNW of Basco, Batanes
Distance 3: 718 km NNW of Santa Ana, Cagayan
Distance 4: 723 km N of Aparri, Cagayan
Distance 5: 1135 km N of Metro Manila

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: John Christian B. Lequiron for WeatherPhilippines



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