Tuesday, September 25, 2012

Super Typhoon JELAWAT [LAWIN] - Update #015


for Tuesday, 25 September 2012 [4:38 PM PhT]

Typhoon2000 (T2K) NEWS (Friday September 21, 2012):

Currently issuing 6-hrly web, email, SMS, & iTyphoon app updates (except 12 Midnight) on JELAWAT (LAWIN).


+ USA (JTWC/1-min avg): 260 km/hr
+ Japan (JMA/10-min avg): 205 km/hr
+ Philippines (PAGASA/10-min avg): 205 km/hr
+ Beijing (NMC/2-min avg): 220 km/hr
+ Taiwan (CWB/10-min avg): 200 km/hr
+ Korea (KMA/10-min avg): 205 km/hr

+ Hong Kong (HKO/10-min avg): 220 km/hr
:: Click here to see Multi-Agency Forecast Tracks


12:00 nn PhT (04:00 GMT) Tue 25 September 2012
Sources: T2K Analysis/JTWC Warnings/Dynamic Models/SatFixes
View: T2K TC Update Archives (2004-2012)
Super Typhoon JELAWAT (LAWIN) has maintained its Category 5 status with winds of 260-km/hr winds. This howler continues to threaten Extreme Northern Luzon as it moves north-northwestward.

Meanwhile, Tropical Storm EWINIAR (19W) located outside of the Philippine Area of Responsibility (PAR), east-northeast of STY JELAWAT (LAWIN), has maintained its northerly course. This storm is not expected to enter PAR. Its center was located about 398 km SW of Iwo To or 1,719 km ENE of Batanes (22.3N 138.5E)...with 1-min. sustained winds of 75 kph near the center, moving North @ 15 kph. Check out the latest details on this system by visiting this page.

Residents and visitors along Extreme Northern Luzon and Taiwan including Yaeyama and Ishigaki Islands should closely monitor the progress of Jelawat (Lawin).

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: 12:00 NN PhT Tue September 25, 2012
Location of Eye: 16.2º N Lat 127.6º E Lon
Distance 1: 561 km (ESE) closer to Palanan, Isabela
Distance 2: 587 km (E) away from Casiguran, Aurora
Distance 3: 628 km (ESE) closer to Ilagan City
Distance 4: 647 km (ESE) closer to Tuguegarao City
Distance 5: 627 km (SE) closer to Sta. Ana, Cagayan
Distance 6: 732 km (SE) closer to Calayan Island
Distance 7: 760 km (SE) closer to Basco, Batanes
Distance 8: 719 km (ENE)away from Metro Manila
MaxWinds (1-min avg): 260 kph (140 kts) near the center
Peak Wind Gusts: 315 kph (170 kts)
Present Movement: NNW @ 13 kph (07 kts)
Towards: Taiwan-Yaeyama Area
NOAA 24hr Rainfall Accum (near center): 500 mm (VHigh)
Minimum Central Pressure: 918 millibars (hPa)
Saffir-Simpson Typhoon Scale: Category 5
Size (in Diameter): 835 km (450 nm) [Average]
Wind Area Distribution (in Knots): Current Wind Profile
Max Sea Wave Height (near center): 45 ft
Possible Storm Surge Height: >18 ft [>5.5 m]
T2K StormTracks (for Public): Google Map (Flash) | GIF
(for Philippines only)


JELAWAT (LAWIN) is expected to continue moving NNW-ward with little change in its forward speed during the next 12 hours...turning NW-ward through 72 hours across the North Philippine Sea. On the forecast track, the core of JELAWAT will just remain over the warm waters of the North Philippine Sea, passing near to the east of the Batanes Group on Thursday afternoon.

Maximum Sustained Winds (1-min. avg) remains at 260 km/hr (150 knots) with higher gusts. Some fluctuations in its strength is expected during the next 24 hours before it weakens in the coming days.

Typhoon Force Winds (118 km/hr or more) extend outward up to 85 kilometers (45 nautical miles) from the center...and Tropical Storm Force Winds (62-117 km/hr) extend outward up to 285 kilometers (155 nautical miles). JELAWAT is a large-sized tropical cyclone with a diameter of 835 kilometers (450 nautical miles) across.

The following is the summary of the 3-day forecast outlook on this system:

WEDNESDAY NOON: Turns NW across the Philippine Sea...weakens to Category 4...about 414 km ESE of Santa Ana, Cagayan [12PM SEP 26: 18.1N 126.1E @ 240kph].
THURSDAY NOON: No longer a Super Typhoon...weakens to Category 3 as it approaches the Batanes Group of Islands...about 242 km ESE of Basco, Batanes [12PM SEP 27: 20.2N 124.3E @ 205kph].
FRIDAY NOON: Starts to recurve to the NNE...approaches Ishigaki Jima...weakens to Category 3...about 244 km SSW of Ishigaki City [12PM SEP 28: 22.4N 123.5E @ 195kph].

*Please be reminded that the Forecast Outlook changes every 6 hours, and the Day 3 Forecast Track have an average error of 250 km...while the wind speed forecast error, averages 35 kph 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.


Below is the summary of the storm's parts and its hazards affecting specific areas. You can also view this image link for you to understand the parts.

19-KM ROUND EYE - over water (Philippine Sea). Possible calm and lull conditions (with <20 kph winds) will be expected inside the eye (click here to know more about the EYE).
EYEWALL - over water (Philippine Sea)...not affecting any land areas. Typhoon Conditions with Typhoon Force Winds (>118 kph) will be expected within this wall (click here to know more about the Eyewall).
INNER RAINBANDS - over water (Philippine Sea)...not affecting any land areas.. Tropical Storm Conditions with Tropical Storm Force Winds (62-99 kph) will be expected along these bands.
OUTER RAINBANDS - its southwestern part still affecting & spreading across the Pacific coastal areas of Samar and Bicol Provinces. Cloudy/Rainy Conditions with moderate to strong winds (<62 kph) will be expected along these bands (click here to know more about Rainbands).
24HR TOTAL RAINFALL ACCUMULATION - from 5 up to 200 mm (low to high rainfall) can be expected along areas affected by the outer & inner rainbands (see above)...with isolated amounts of 201 to 500 mm (high to very high) along areas near the center of Jelawat (Lawin) (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 STY JELAWAT (LAWIN)

PAGASA: Hourly Updates
View NOAA-CIRA's: Latest Full Wind Analysis
JTWC Latest Tracking Chart: wp1812.gif
Multi-Agency Forecast TrackMap: Near Real-Time
TSR Wind Probabilities: Current to 5 Days Ahead
JAXA TRMM Page: Latest Rainrate (in mm/hr)
NASA TRMM Page: Jelawat's Rainrate Archives (in mm/hr)
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 STY JELAWAT (LAWIN)...go visit our website @:


:: Kindly view our site's disclaimer at: 

<<<Typhoon2000.com Mobile >>>
Get the latest SMS Storm Alerts!
For more details: Text T2K TYPHOON to

2800 (Globe/TM) | 216 (Smart/TNT) | 2288 (Sun)
*Only P2.50 (Smart/Globe) / P2.00 (Sun) per msg received.

Click here on how to use this service (in PDF file)
Powered by: Synermaxx Corporation

Copyright © 2012 Typhoon2000.com     All Rights Reserved

Reply via web post Reply to sender Reply to group Start a New Topic Messages in this topic (1)
Recent Activity:


No comments: