Bushman's Typhoon Blog: Typhoon JANGMI (OFEL)

Typhoon2000 STORM UPDATE #003

Name: TYPHOON JANGMI [OFEL/19W/0815]

Issued: 7:00 PM MANILA TIME (11:00 GMT) THU 25 SEPTEMBER 2008
Source: JOINT TYPHOON WARNING CENTER (JTWC) TC WARNING #007
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) STRENGTHENS RAPIDLY WHILE CRUISING OVER THE PHILIPPINE SEA...

BECOMES THE 12TH TYPHOON OF THE 2008 SEASON...TURNING MORE NORTHWESTERLY.

*Interests along the east coast of Luzon & Taiwan should closely monitor the progress of JANGMI (OFEL).

+ FORECAST OUTLOOK: JANGMI is expected to continue moving on a straight NW

to WNW track for the next 2 days across the warm waters of the Philippine

Sea. The 3 to 5-day long-range forecast shows JANGMI passing just to the

North of Batanes and Itbayat Islands on Sunday afternoon, Sep 28 as a Ca-

tegory 3 typhoon with forecast wind speeds of 205 kph. The core shall pass

along the SW Coast of Taiwan on Monday afternoon, Sep 29 and shall be off

the coast of Southeastern China on Tuesday afternoon, Sep 30th.

+ EFFECTS: JANGMI's expanding circulation and spiral bands continues to

spread across the Philippine Sea...not yet affecting any land areas.

+ CURRENT MONSOON INTENSITY: The Southwest (SW) Monsoon continues to be
enhanced by Typhoon JANGMI (OFEL) across Visayas and Mindanao. This wind
system is expected to bring mostly cloudy skies with passing moderate to
heavy squalls, causing possible "on-&-off" light to moderate to sometimes
heavy rains & winds not exceeding 50 km/hr to prevail.

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: 5:00 PM MANILA TIME (09:00 GMT) THU 25 SEP 2008
LOCATION OF CENTER: LATITUDE 15.0º N...LONGITUDE 132.0º E
DISTANCE 1: 845 KM (457 NM) ENE OF VIRAC, CATANDUANES, PH
DISTANCE 2: 960 KM (518 NM) ENE OF NAGA CITY, PH
DISTANCE 3: 1,070 KM (578 NM) ESE OF CASIGURAN, AURORA, PH

DISTANCE 4: 1,120 KM (605 NM) ESE OF BALER, AURORA, PH
DISTANCE 5: 1,170 KM (632 NM) EAST OF METRO MANILA, PH

MAX WINDS [1-MIN AVG]: 120 KM/HR (65 KTS) NEAR THE CENTER
PEAK WIND GUSTS: 150 KM/HR (80 KTS)
SAFFIR-SIMPSON SCALE: CATEGORY ONE (1)
COASTAL STORM SURGE HEIGHT: 4-5 FEET (1.2-1.7 METERS)
MINIMUM CENTRAL PRESSURE (est.): 974 MILLIBARS (hPa)
RECENT MOVEMENT: NW @ 26 KM/HR (14 KTS)
GENERAL DIRECTION: BATANES-TAIWAN AREA
STORM'S SIZE (IN DIAMETER): 665 KM (360 NM)/AVG/LARGE
MAX WAVE HEIGHT**: 20 FEET (6.0 METERS)
VIEW T2K TRACKING MAP: 5 PM MANILA TIME THU SEP 25
TSR WIND PROBABILITIES: CURRENT TO 120 HRS LEAD
PHILIPPINE STORM SIGNALS*: NONE

12, 24, 48 & 72 HR. FORECAST:
2 AM (18 GMT) 26 SEPTEMBER: 16.1N 130.4E / 150-185 KPH / NW @ 20 KPH

2 PM (06 GMT) 26 SEPTEMBER: 17.5N 128.6E / 165-205 KPH / NW @ 19 KPH

2 PM (06 GMT) 27 SEPTEMBER: 19.6N 125.4E / 195-240 KPH / WNW @ 13 KPH
2 PM (06 GMT) 28 SEPTEMBER: 21.0N 122.6E / 205-250 KPH / NW @ 11 KPH

REMARKS: 2 PM (06 GMT) 25 SEPTEMBER POSITION: 14.6N 132.5E.
^TROPICAL STORM (TS) 19W (JANGMI) HAS STEADILY INTENSIFIED
WHILE MOVING RAPIDLY WEST-NORTHWESTWARD ALONG THE SOUTHERN PERI-
PHERY OF A SUBTROPICAL STEERING RIDGE TO THE NORTH. DEEP CONVECTION
HAS INCREASED AROUND THE STORM CENTER, AND A DEVELOPING LOW-LEVEL
MICROWAVE SATELLITE EYE IS NOW EVIDENT IN RECENT IMAGERY, INCLUDING
A 242305Z SSMIS PASS. STRONG WESTWARD AND EQUATORWARD OUTFLOW HAS
PERSISTED, AND POLEWARD OUTFLOW TOWARD A TROPICAL UPPER TROPOSPHERIC
TROUGH (TUTT) CELL TO THE NORTHEAST HAS INCREASED...(more)

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

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

> 2 PM (06 GMT) 25 SEPTEMBER: 14.6N 132.5E / NW @ 26 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 T2K 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 TY JANGMI (OFEL)...go visit
our website @:

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> http://www.typhoon2000.ph

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