Thursday, September 24, 2009

TD PRE-ONDOY (96W) - Update #003


for Thursday, 24 September 2009 [6:56 AM PST]

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Typhoon2000 (T2K) NEWS (Wed September 23 2009):

Now initializing the 6-hrly advisories (except 12:00 AM) on the newly-formed TD PRE-ONDOY (96W).


+ Japan (JMA/10-min avg): 35 km/hr
+ USA (JTWC/1-min avg): 30 km/hr


6:00 AM PST (22:00 GMT) Thu 24 September 2009
View: Advisory Archives (2004-2009)

  • Tropical Depression PRE-ONDOY (96W) disorganized as it drifts WNW across Philippine Sea.

    *Residents and visitors along the Eastern Coast of Luzon and Bicol Region should closely monitor the progress of PRE-ONDOY.

    *Kindly refer to your local warnings & bulletins issued by your country's official weather agency. This advisory is intended for additional information purposes only.

    + Forecast Outlook: PRE-ONDOY is expected to continue consolidate and intensify while moving on a slow westward track to Luzon. The 3-day initial forecast shows the system becoming a strong tropical storm as it moves closer to Central Luzon. It shall be passing more or less 250 km north of Northern Bicol on early Sunday Sep 27.

    + Effects: PRE-ONDOY's circulation quite disorganized while off the Philippine Sea...Its western outer rainbands expected to reach the Bicol Region and Samar Provinces later today or tomorrow.

    + Current SW Monsoon Intensity: WEAK >> Light southwesterly winds not in excess of 35 kph with occasional widespread rains or thunderstorms can be expected along the following affected areas: METRO MANILA, CENTRAL & SOUTHERN LUZON, BICOL REGION, MASBATE, NORTHERN MINDANAO, PALAWAN AND REST OF VISAYAS. Possible landslides, mudslides, mudflows (lahars) and life-threatening flash floods are likely to occur along steep mountain/volcanic slopes, river banks, low-lying & flood-prone areas of the affected areas.

    [Important Note: Please keep in mind that the above forecast outlook, effects, current monsoon intensity, & tropical cyclone watch changes every 6 to 12 hrs!] 
    Time/Date: 6:00 AM PST Thu September 24 2009
    Location of Center: 15.7º N Lat 131.0º E Lon
    Distance 1: 755 km (408 nm) ENE of Virac, Catanduanes
    Distance 2: 800 km (432 nm) ENE of Gota Beach, Caramoan
    Distance 3: 870 km (470 nm) ENE of Metro Naga/CWC
    Distance 4: 1,005 km (542 nm) East of Baler, Aurora
    Distance 5: 955 km (515 nm) ESE of Casiguran, Aurora
    MaxWinds (1-min avg):
    45 kph (25 kts) near the center
    Peak Wind Gusts: 65 kph (35 kts)
    Saffir-Simpson Scale: Tropical Depression
    Coastal Storm Surge Height: 0 feet [0 m]
    Central Pressure: 1004 millibars (hPa)
    Recent Movement: WNW @ 09 kph (05 kts)
    General Direction: Eastern Luzon
    Size (in Diameter): 500 km (270 nm) / Average
    Max Sea Wave Height (near center): 9 ft (2.7 m)
    T2K TrackMap (for Public): 6 AM PST Thu Sep 24
    Zoomed Satellite Pic: Near Real-Time

  • T2K 24, 48, & 72 HR. FORECAST:

    2 AM (18 GMT) 25 SEPTEMBER: 15.8N 128.4E / 65-85 KPH (Tropical Storm) / W @ 15 KPH
  • 2 AM (18 GMT) 26 SEPTEMBER: 16.0N 125.8E / 75-95 KPH (Tropical Storm) / W @ 15 KPH
    2 AM (18 GMT) 27 SEPTEMBER: 16.2N 123.4E / 85-100 KPH (Tropical Storm) / WNW @ 9 KPH




    > Image source:  NOAA SATELLITE CENTER 


    > Image source: (

      ^ - JTWC commentary remarks (for Meteorologists) from their latest warning.

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


    For the complete details on TD PRE-ONDOY (96W)...go visit our website @:


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