Bushman's Typhoon Blog: TS JANGMI (OFEL) weakened rapidly... [Update #009]

Typhoon2000 STORM UPDATE #009

Name: TROPICAL STORM JANGMI [OFEL/19W/0815]

Issued: 1:00 PM MANILA TIME (05:00 GMT) MON 29 SEPTEMBER 2008
Source: JOINT TYPHOON WARNING CENTER (JTWC) TC WARNING #022
Note: Kindly refer to your country's official warnings or bulletins. This update is for additional information purposes only.

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JANGMI (OFEL) HAS RAPIDLY WEAKENED INTO A TROPICAL STORM...NOW OFF THE

NORTHERN COAST OF TAIWAN.

*Interests along Fujian Province of China should closely monitor the progress of JANGMI (OFEL).

+ FORECAST OUTLOOK: JANGMI is expected to begin recurving towards the

North to NNE later today & shall accelerate ENE-ward tomorrow across

the cooler waters of the East China Sea...becoming an Extratropical

Cyclone while passing to the south of Kyushu, Japan on October 1st.

+ EFFECTS: JANGMI's main circulation remains over Taiwan...heavy rains

and strong winds to continue over the area today...outer bands affecting

coastal areas of SE China and Extreme Northern Luzon...Passing moderate

to heavy squalls associated with its outer bands...with gusts not in

excess of 75 kph...with higher winds along the inner bands can be expec-

ed. 1-day rainfall accumulations of 200 up to 400 mm is possible along

the inner bands...with isolated accumulations of 500 mm near the center

of JANGMI espcially along the mountain slopes of Northern and Central

Taiwan. Residents in low-lying areas & steep slopes must remain alert

& seek evacuation for possible life-threatening flash floods & land-

lides due to the anticipated heavy rains brought about by this system.

Precautionary measures must be initiated if necessary. Possible coastal

Storm Surge flooding of up to 3 feet above normal tide levels...accompa-

ied by large and dangerous battering waves...is possible near the center

of JANGMI. Minimal damage is possible on this type of storm surge. Danger

from Rip Currents or Rip Tides can be also be expected along the beach-

front areas of Extreme Northern Luzon, Batanes-Calayan-Babuyan Group and

along the beach front areas of Southeastern China...with possible far-

fetched storm surge is possible along coastal areas of Eastern Luzon

with surf reaching 1 to 3 feet at most.

+ CURRENT MONSOON INTENSITY: Light to moderate Southwest (SW) Monsoon

continues to be enhanced by Typhoon JANGMI (OFEL) across Western Luzon.

Partly Cloudy to Cloudy skies with possible light to moderate passing

rains w/ at times heavy downpour & strong SW'ly winds not exceeding

55 km/hr can be expected

Important Note: Please keep in mind that the above forecast outlook,
effects & current monsoon intensity, and tropical cyclone watch changes
every 06 to 12 hours!
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TIME/DATE: 11:00 AM MANILA TIME (03:00 GMT) MON 29 SEP 2008
LOCATION OF CENTER: LATITUDE 25.9º N...LONGITUDE 121.2º E
DISTANCE 1: 110 KM (60 NM) NNW OF TAIPEI, TAIWAN
DISTANCE 2: 190 KM (103 NM) EAST OF FUZHOU CITY, CHINA
DISTANCE 3: 680 KM (367 NM) WSW OF OKINAWA, JAPAN

MAX WINDS [1-MIN AVG]: 110 KM/HR (60 KTS) NEAR THE CENTER
PEAK WIND GUSTS: 140 KM/HR (75 KTS)
SAFFIR-SIMPSON SCALE: TROPICAL STORM
COASTAL STORM SURGE HEIGHT: 0-3 FEET (0-0.9 METERS)
MINIMUM CENTRAL PRESSURE (est.): 978 MILLIBARS (hPa)
RECENT MOVEMENT: NNW @ 17 KM/HR (09 KTS)
GENERAL DIRECTION: EAST CHINA SEA
STORM'S SIZE (IN DIAMETER): 590 KM (320 NM)/AVERAGE
MAX WAVE HEIGHT**: 28 FEET (8.5 METERS)
VIEW TRACKING MAP: 8 AM MANILA TIME MON SEP 29
TSR WIND PROBABILITIES: CURRENT TO 96 HRS LEAD
PHILIPPINE STORM SIGNALS*: Now lowered.

12, 24, 48 & 72 HR. FORECAST:
8 PM (12 GMT) 29 SEPTEMBER: 27.0N 121.7E / 110-140 KPH / NE @ 19 KPH

8 AM (00 GMT) 30 SEPTEMBER: 28.4N 123.3E / 110-140 KPH / NE @ 24 KPH

8 AM (00 GMT) 01 OCTOBER: 30.4N 129.4E / 85-100 KPH / ENE @ 33 KPH
8 AM (00 GMT) 02 OCTOBER: 31.9N 137.4E / 65-85 KPH / ENE @ 37 KPH

REMARKS: 8 AM (00 GMT) 29 SEPTEMBER POSITION: 25.6N 121.0E.
^TROPICAL STORM (TS) JANGMI HAS CONTINUED TO WEAKEN RAPIDLY OVER
THE PAST 12 HOURS OVER NORTHERN TAIWAN AND HAS ONLY RECENTLY TRACKED
BACK OVER WATER. THE SYSTEM HAS TRACKED GENERALLY NORTHWARD DURING
THE PAST 12 HOURS AFTER A PERIOD OF ERRATIC MOVEMENT, AND HAS
ACCELERATED NORTH-NORTHWESTWARD AT 09 KNOTS OVER THE PAST 06 HOURS.
THE MODELS HAVE REMAINED IN GOOD AGREEMENT THROUGH TAU 36 AND
CONTINUE TO DIVERGE AFTER THIS TIME WHILE REMAINING IN FAIR
AGREEMENT...(more)

>> JANGMI, meaning: Rose. Name contributed by: Republic of Korea.

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PAGASA FINAL POSITION, MOVEMENT AND INTENSITY (10-min. ave.):

> 10 AM (02 GMT) 29 SEPTEMBER: 25.8N 121.3E / NNE @ 15 KPH / 95 kph

:: For the complete PAGASA bulletin, kindly visit their website at:
http://www.pagasa.dost.gov.ph/wb/tcupdate.shtml
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RECENT WUNDERGROUND TRACKING CHART:

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RECENT MTSAT-1R SATELLITE IMAGE:

> Image source: NOAA Satellite Service (http://www.noaa.gov/)
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NOTES:

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

* - Based on PAGASA's Philippine Storm Warning Signals,
      # 4 being the highest. For more explanations on these
      signals, visit: http://www.typhoon2000.ph/signals.htm

** - Based on the Tropical Cyclone's Wave Height near
      its center.
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>> To know the meteorological terminologies and acronyms
   used on this update visit the ff:

    http://typhoon2000.ph/tcterm.htm
    http://www.nhc.noaa.gov/aboutgloss.shtml
    http://www.srh.noaa.gov/oun/severewx/glossary.php
    http://www.srh.weather.gov/fwd/glossarynation.html
    http://www.nhc.noaa.gov/acronyms.shtml
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For the complete details on TS JANGMI (OFEL)...go visit
our website @:

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> http://www.maybagyo.com

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