Wednesday, May 6, 2009

Weather Update Dissemination for Bacolod City

As of 6:00 AM PST (22:00 GMT) Wed 06 May 2009
Source: JTWC WARNING #010 (US Navy/Air Force) / T2K XTRAPOLATION

Tropical Storm CHAN-HOM (02W/Pre-EMONG) has begun tracking ENE-ward closer to the Philippine Area of Responsibility (PAR)...nears Typhoon intensity. The coastal stretch from Ilocos Norte, La Union down to Zambales are likely to be the Area of Projected Impact, as shown on various Numerical Computer Forecast Models.

Forecast Outlook:
CHAN-HOM is expected to move on a generally ENE to NE track for the next 5 days, becoming a Category 1 Typhoon later today & shall enter the western part of the Philippine Area of Responsibility (PAR) tomorrow morning May 7 with winds of 130 kph. The 3 to 5-day Long-Range Forecast shows CHAN-HOM making landfall in between Ilocos Sur & La Union or in between La Union & Pangasinan sometime early morning of Saturday, May 9. It shall gradually weaken into a storm or depression upon crossing the Cordillera Mountains late Saturday. These window of projected paths are based on the majority of computer models but changes are still possible as the storm is still 2-days away from impact

Effects: CHAN-HOM's circulation has shrunked dramatically overnight, however, renewed cloud convection over the center has begun to build up. This storm is not yet affecting any part of Western Luzon as of this time, however, its outermost rainbands is expected to reach the area later tonight or tomorrow.

Northeast (NE) Monsoon continues to affect Northern and Eastern Luzon. .........
(aka. Monsoon Trough) affecting the whole Philippines. It shall bring widespread scattered rains and thunderstorms - most especially in the afternoon or evening.

Time/Date: 6:00 AM PST Wed May 06 2009
Location of Center: 13.4º N Lat 113.1º E Lon
Distance 1: 205 km (110 nm) West of P.A.R.
Distance 2: 1110 km WNW of Bacolod City
MaxWinds (1-min avg): 110 kph (60 kts) near the center
Peak Wind Gusts: 140 kph (75 kts)
Saffir-Simpson Scale:
Tropical Storm
Coastal Storm Surge Height:
1-3 feet [0.3-0.9 m]
Central Pressure: 978 millibars (hPa)
Recent Movement: ENE @ 13 kph (07 kts)
General Direction: Western Luzon
Size (in Diameter): 520 km (280 nm) /
Max Sea Wave Height (near center): 18 ft (5.4 m)