Tropical Storm VAMCO (11W)

VAMCO (11W) MAX WIND SPEED PER AGENCY:

+ USA (JTWC/1-min avg): 85 km/hr
+ Taiwan (CWB/10-min avg): 75 km/hr
+ Korea (KMA/10-min avg): 75 km/hr
+ Japan (JMA/10-min avg): 75 km/hr
+ Beijing (NMC/2-min avg): 65 km/hr TROPICAL STORM VAMCO [11W/0910]

T2K PUBLIC ADVISORY NUMBER 004
6:00 PM PST (10:00 GMT) Tue 18 August 2009
Source: T2K ANALYSIS / JTWC WARNING #006
# View: Advisory Archives (2004-2009) Tropical Storm VAMCO (11W) heading north as it intensifies over the warm waters of the Western Pacific Ocean.

*Residents and visitors along Iwo To & Chichi Jima should closely monitor the progress of VAMCO.

*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: VAMCO is expected to resume its NW track for the next 2 days, becoming a minimal Typhoon on Thursday, Aug. 20. The 5-day Long-Range Forecast shows VAMCO turning again to the north reaching its potential peak strength of 160 kph on Sunday, Aug 23.

+ Effects: None

[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 PM PST Tue August 18 2009
Location of Center: 16.7º N Lat 157.2º E Lon
Distance 1: 845 km (455 nm) SSE of Marcus Island
Distance 2: 1,035 km (560 nm) WSW of Wake Island
Distance 3: 1,255 km (677 nm) ENE of Saipan
MaxWinds (1-min avg): 85 kph (45 kts) near the center
Peak Wind Gusts: 100 kph (55 kts)
Saffir-Simpson Scale: Tropical Storm
Coastal Storm Surge Height: 1-3 feet [0.3-0.9 m]
Central Pressure: 989 millibars (hPa)
Recent Movement: North @ 13 kph (07 kts)
General Direction: Iwo To-Chichi Jima Area
Size (in Diameter): 500 km (270 nm) / Average
Max Sea Wave Height (near center): 15 ft (4.5 m)
Wunder TrackMap (for Public): 2 PM PST Tue Aug 18
JTWC Ship Avoidance TrackMap: 06Z Tue Aug 18
Multi-Agency Forecast TrackMap: 2 PM Tue Aug 18
TSR Wind Probabilities: Current to 120 hrs lead
Zoomed Satellite Pic: Near Real-Time
Wunderground Animation: 6-12 hr. GIF Loop