TROPICAL DEPRESSION 90W [MARING]

90W (MARING) MAX WIND SPEED PER AGENCY:

+ Philippines (PAGASA/10-min avg): 55 km/hr
+ Japan (JMA/10-min avg): 45 km/hr
+ USA (JTWC/1-min avg): 30 km/hr TROPICAL DEPRESSION 90W [MARING]


T2K PUBLIC ADVISORY NUMBER 001
6:00 AM PST (22:00 GMT) Wed 09 September 2009
Source: T2K ANALYSIS / PAGASA BULLETIN #002
# View: Advisory Archives (2004-2009)

The strong tropical disturbance (LPA) near the coast of Pangasinan or off the South China Sea has been upgraded to Tropical Depression 90W, locally known as MARING...barely moving...developing rainbands spreading across Western Luzon...Storm Signal #01 raised.

*Residents and visitors along Western Luzon and Southern China should closely monitor the progress of 90W (MARING).

*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: 90W is expected slowly intensify while remaining almost stationary near the coast of Pangasinan-La Union Area. The 2 to 3-day Medium-Range Forecast shows the system moving slowly northwestward in the direction of Southern China.

+ Effects: 90W's developing rainbands will continue to affect the western sections of Luzon. Occasional rains with winds not exceeding 60 kph can be expected along the affected areas. 1-day rainfall accumulations of 150 up to 200 mm can be expected along the depression's rain bands. Residents in low-lying areas & steep slopes must remain alert & seek evacuation for possible life-threatening flash floods, mudslides & landslides due to the anticipated heavy rains brought about by this system. Precautionary measures must be initiated if necessary.

+ Current SW Monsoon Intensity: STRONG >> Moderate to strong southwesterly winds not in excess of 55 kph with occasional widespread rains or thunderstorms can be expected along the following affected areas: METRO MANILA, SOUTHERN TAGALOG PROVINCES, PARTS OF LUZON, MASBATE, WESTERN BICOL, WESTERN VISAYAS, PALAWAN & MINDORO. 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 Wed September 09 2009
Location of Center: 16.6º N Lat 118.8º E Lon
Distance 1: 160 km (85 nm) West of San Fernando City
Distance 2: 175 km (95 nm) WNW of Dagupan City
Distance 3: 195 km (105 nm) WNW of Baguio City
Distance 4: 205 km (110 nm) SW of Vigan City
MaxWinds (1-min avg): 55 kph (30 kts) near the center
Peak Wind Gusts: 75 kph (40 kts)
Saffir-Simpson Scale: Tropical Depression
Coastal Storm Surge Height: 0 feet [0.0 m]
Central Pressure: 1002 millibars (hPa)
Recent Movement: Quasi-Stationary
General Direction: South China Sea
Size (in Diameter): 400 km (215 nm) / Average
Max Sea Wave Height (near center): 14 ft (4.2 m)
PAGASA TrackMap (for Public): 2 AM PST Wed Sep 09
Zoomed Satellite Pic: Near Real-Time

PHILIPPINE STORM WARNING SIGNAL # ONE (1) click to know meaning
In Effect: ILOCOS SUR, LA UNION, ZAMBALES, BATAAN, WESTERN PANGASINAN AND LUBANG ISLAND.

The above areas will have rains and winds of not more than 60 kph today. Coastal waters will be moderate to rough.

Residents living in low-lying and mountainous areas under Public Storm Warning Signal Number 1 are alerted against flashfloods, mudflows, mudslides and landslides.