Tuesday, December 13, 2011

TD 26W [Unnamed] - Update #003


for Tuesday, 13 December 2011 [12:05 PM PhT]

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Typhoon2000 (T2K) NEWS (Tuesday Dec 13 2011):

Currently issuing 6-hrly web, email, & iTyphoon app updates (except 12:00 Midnight) on 26W (UNNAMED).


+ USA (JTWC/1-min avg): 45 km/hr
+ Japan (JMA/10-min avg): 55 km/hr
+ Beijing (NMC/2-min avg): 55 km/hr


11:00 AM PhT (03:00 GMT) Tue 13 Dec 2011
Source: T2K Analysis/JTWC TC Warning #004/SatFixes
View: Advisory Archives (2004-2011)
Tropical Depression 26W (UNNAMED) slows down while over the South China Sea...heading WSW.

Meanwhile, Tropical Disturbance 95W (LPA) continues to pick-up steam over the Western Pacific Ocean and is likely to develop into a Tropical Cyclone within the next 12 to 24 hours. The developing center was located about 854 km South of Guam or 2,138 km ESE of Mindanao (5.8N 145.9E)...carrying winds of 35 kph while moving on a fast, westerly direction @ 41 kph. Rainbands of this system will bring scattered to widespread rains, squalls & thunderstorms across Western Micronesia in the coming days. The 24-hr TC formation potential on this disturbance has been increased to 80% (High Chance).

Residents and visitors along the Spratly Islands & Southern Vietnam should closely monitor the progress of 26W (UNNAMED).

Do not use this for life or death decision. This advisory is intended for additional information purposes only. Kindly refer to your country's official weather agency for local warnings, advisories & bulletins.


Time/Date: 11:00 AM PhT Tue December 13 2011
Location of Center: 8.8º N Lat 111.5º E Lon
Distance 1: 399 km SW of Pagasa Is., Spratlys
Distance 2: 463 km SE of Nha Trang, Vietnam
Distance 3: 571 km ESE of Ho Chi Minh City, Vietnam
Distance 4: 796 km WSW of Puerto Princesa City, PH
MaxWinds (1-min avg): 45 kph (25 kts) near the center
Peak Wind Gusts: 65 kph (35 kts)
Present Movement: WSW @ 11 kph (06 kts)
Towards: South China Sea
12-18hr Rainfall Accum (near center): 75 mm (Medium)
Minimum Central Pressure: 1002 millibars (hPa)
Saffir-Simpson Typhoon Scale: Tropical Depression
Size (in Diameter): --- km (--- nm) [N/A]
Wind Area Distribution (in Knots): Current Wind Profile
Max Sea Wave Height (near center): 12 ft
Possible Storm Surge Height: 0 ft [0 m]
Wunder TrackMap (for Public): 8 AM PST Tue Dec 13


26W (UNNAMED) is expected to continue tracking WSW during the next 24 hours, with some increase on its forward speed. On the forecast track, the core of the depression will remain over water while passing well to the south of Vietnam & dissipate on Wednesday.

Maximum Sustained Winds (1-min. avg) remain near 45 km/hr (25 knots) with higher gusts. 26W (UNNAMED) is a weak Tropical Depression (TD) on the Saffir-Simpson Tropical Cyclone Scale.

The following is the summary of the 24-hour forecast outlook on this system:

TUESDAY EVENING:  Starts to dissipate while over the South China Sea [8PM DEC 13: 8.4N 110.4E @ 45kph].
WEDNESDAY MORNING:  Dissipated over water as a remnant low pressure south of Vietnam [8AM DEC 14: 7.9N 108.7E @ 35kph].


Below is the summary of the storm's parts and its hazards affecting specific areas:

LOOSE & BROKEN RAINBANDS - affecting & spreading across the Southeastern Coast of Vietnam. Tropical Depression Conditions w/ moderate to strong winds (<62 kph) will be expected along these bands (click here to know more about Rainbands).
12-18HR TOTAL RAINFALL ACCUMULATION - from 5 up to 40 mm (low to medium rainfall) can be expected along areas affected by the rainbands (see above)...with isolated amounts of 41 to 75 mm (medium) along areas near the center of 26W (UNNAMED). (click to open NOAA's eTRaP graphic).

Important Note: Please keep in mind that the above forecast outlook, effects-hazards, current monsoon intensity, & tropical cyclone watch changes every 6 to 12 hrs!

External Links for TD 26W (UNNAMED)

View NOAA-CIRA's: Latest Full Wind Analysis
JTWC Latest Tracking Chart: wp2611.gif
TSR Wind Probabilities: Current to 2 days Ahead
Zoomed Satellite Pic: NOAA's Near Real-Time
Wunderground Animation: 6-12 hr. GIF Loop



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


For the complete details on TD 26W (Unnamed)...go visit our website @:


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