This weather updates section provides "easy-to-understand" tropical cyclone information over the South China Sea and Northwest Pacific Basin (from Malay Peninsula - 100° E up to the International Date Line - 180°). This website is updated every 6 hours (12pm, 6pm, and 6am Philippine Time ~ GMT+8) during times of tropical cyclone activity except 12am Philippine Time (to be included if Tropical Cyclone will pass over the Philippine Islands or close to Bicol Region).

The tropical cyclone information available on this site are taken from different online meteorological agencies from around the world-wide web namely: WeatherPhilippines Foundation Inc., Philippine Atmospheric Geophysical & Astronomical Services Administration (PAGASA), U.S. Navy's Joint Typhoon Warning Center (JTWC) based in Pearl Harbor, Hawaii, United Nations' Regional Specialized Meteorological Centre (RSMC) Tokyo-Typhoon Centre (Japan Meteorological Agency), & Hong Kong Observatory.

Friday, December 15, 2017

Tropical Storm KAI-TAK (URDUJA) Update No. 04

 

Tropical Storm KAI-TAK (URDUJA) Update No. 04

TROPICAL STORM KAI-TAK (URDUJA) UPDATE NO. 04

Issued at: 12:35 AM PhT (16:35 GMT) Friday, 15 December 2017
Next update: 7:00 AM PhT (23:00 GMT) Friday, 15 December 2017
Current Status and Outlook

Tropical Depression KAI-TAK (URDUJA) has intensified into a Tropical Storm (TS) as it relocates east-northeastward near the coast of Eastern Samar in the past 6 hours at a forward speed of 15 km/hr.  

24-hr Outlook: TS KAI-TAK (URDUJA) is expected to slightly intensify as it slowly moves west-northwestward at a speed of 05 km/hr over the southwestern part of the Central Philippine Sea, east of Eastern Samar on Friday evening (Dec 15).

The combined effects of Northeast Monsoon (Amihan) and TS KAI-TAK (URDUJA) – will continue to bring moderate to at times heavy/extreme rains and thunderstorms across Southern Bicol, Visayas, Caraga and Northern Mindanao…becoming more frequent along Samar and Leyte Provinces including Dinagat Islands.

Where is KAI-TAK (URDUJA)?As of 11:00 PM PhT today, December 14…1500 GMT. The center was located over the southwestern part of the Central Philippine Sea (near 11.6N 127.6E), about 214 km east-northeast of Guiuan, Eastern Samar or 290 km east of Tacloban City, Leyte.
How strong is it?

Maximum Sustained Winds (10-min avg): 65 kph near the center…Gustiness: 85 kph.

Past Movement (06 hrs)East-northeast @ 15 kph, towards the southwestern part of the Central Philippine Sea.
Potential Philippine Landfall Area(s):: Along the Coasts of Eastern or Northern Samar on Saturday Afternoon, Dec 16 (approx. between 2-3 pm), with a High Strike Probability of 80-90%.
What Philippine areas will be most affected?Moderate to Extreme Rains (50 to more than 100 mm expected):
>> Samar and Leyte Provinces including Dinagat and Biliran Islands – Today through Friday evening (Dec 15).

Damaging Winds (gusts of more than 100 km/hr expected):
>> None.

Potential Storm Surge/Coastal Flooding Areas+:: None.
3-Day Forecast Outlook Summary**

FRIDAY EVENING: Slightly intensifies as it drifts along the southwestern part of the Central Philippine Sea…about 131 km east-northeast of Borongan  City, Eastern Samar [8PM Dec 15: 11.9N 126.6E @ 75kph].  Confidence Level: MEDIUM.

SATURDAY EVENING: Slightly weaken as it interacts with the landmass of Northern Samar…about 38 km north-northwest of Calbayog City, Samar [8PM Dec 16: 12.4N 124.5E @ 65kph].  Confidence Level: HIGH.

SUNDAY EVENING: Weakens into a Tropical Depression (TD) after traversing Masbate…emerges along the northernmost part of the Visayan Sea…about 52 km north-northwest of Roxas City, Capiz [8PM Dec 17: 12.0N 122.6E @ 55kph].  Confidence Level: LOW.

**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 550 mm [Light to Extreme]

> Minimum Central Pressure: 996 millibars (hPa)

> Size of Circulation [Convective Cloud-Based, in diameter]: 620 km (Small)

> Area of Damaging Winds (100 kph or more wind gusts): None.

Additional DistancesTime/Date: 11:00 PM PhT Thu December 14, 2017
Location of Center/Eye:  Near 11.6º N Lat 127.6º E Lon
Distance 1: 307 km NE of Surigao City, Surigao Del Norte
Distance 2: 319 km NNE of Tandag City, Surigao Del Sur
Distance 3: 331 km E of Calbayog City, Samar
Distance 4: 356 km NE of Cabadbaran City, Agusan Del Norte
Distance 5: 782 km ESE 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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Posted by: "Typhoon2000.com (Michael V. Padua)" <T2Kstormupdates@gmail.com>
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