Tropical Storm Jolina
( Tropical Disturbance 93W Invest )

As of 2:00 p.m.

T he large tropical disturbance (LPA) near the coast of Northern Luzon has strengthened into Tropical Depression 93W (JOLINA)...rapidly approaching the coast of Aurora-Isabela. Strong Southwest (SW) Monsoon bringing widespread rains and winds across most of the Philippines.

Forecast Outlook: 93W is expected to cross Northern Luzon tonight and shall be over the South China Sea tomorrow.

Effects: 93W's broad circulation is now covering and affecting the whole of Luzon except Southern Quezon and Bicol Region. Rainfall accumulations of up to 400 mm can be expected today. 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 65 kph with occasional rains, and passing squalls can be expected along the following affected areas: VISAYAS, PALAWAN, MINDORO, METRO MANILA, SOUTHERN & WESTERN LUZON, AND PARTS OF BICOL REGION. 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.

Time/Date: 2:00 PM PST Sat August 01 2009 Location of Center: 16.2º N Lat 123.3º E Lon Distance 1: 120 km (65 nm) East of Casiguran, Aurora Distance 2: 185 km (100 nm) ENE of Baler, Aurora Distance 3: 230 km (125 nm) SE of Tuguegarao City Distance 4: 290 km (157 nm) East of Baguio 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 m] Central Pressure: 995 millibars (hPa) Recent Movement: West @ 33 kph (18 kts) General Direction: Northern Luzon Size (in Diameter): 670 km (362 nm) / Large Max Sea Wave Height (near center): 12 ft (3.6 m)
JTWC Ship Avoidance TrackMap: 00Z Sat Aug 01
Zoomed Satellite Pic: Near Real-Time

Areas Having Public Storm Warning Signal
PSWS #	Luzon	Visayas	Mindanao
Signal No. 2 (60-100 kph winds)	Aurora Isabela Cagayan	None	None
Signal No. 1 (30-60 kph winds)	Northern Quezon Nueva Ecija Bulacan Tarlac Zambales Pampanga Pangasinan La Union Abra Nueva Vizcaya Quirino Ifugao Benguet Mountain Province Kalinga Apayao Ilocos Sur Ilocos Norte Batanes Group of Islands	None