WEATHER.COM.PH / T2K TROPICAL CYCLONE UPDATES
TYPHOON PRAPIROON (NINA) UPDATE NUMBER 015
Issued: 6:00 PM PhT (10:00 GMT) Friday 12 Oct 2012
Next Update: 6:00 AM PhT (22:00 GMT) Saturday 13 Oct 2012
Typhoon PRAPIROON (NINA) slightly weaker...maintains its slow northeast track across the North Philippine Sea.
Residents and visitors along Taiwan, Okinawa and Southern Japan should closely monitor the development of Prapiroon (Nina).
Do not use this for life or death decision. This update is intended for additional information purposes only. Kindly refer to your national weather agency for official warnings, advisories or bulletins.
CURRENT STORM ANALYSIS
As of 6 pm today, the ragged eye of Typhoon Prapiroon (Nina) was located over the open waters of the North Philippine Sea...about 751 km east of Basco, Batanes or 715 km south-southeast of Okinawa City, Japan...currently moving northeast with a forward speed of 5 km/hr.
Maximum Sustained Winds (1-min. avg) have decreased to 175 km/hr near the center with higher gusts. Typhoon Force Winds (118 km/hr or more) extend outward up to 85 kilometers (45 nautical miles) from the center...and Tropical Storm Force Winds (62-117 km/hr) extend outward up to 335 kilometers. These winds will remain over the open sea, not affecting any land areas. Prapiroon (Nina) is a large-sized tropical cyclone with a diameter of 890 kilometers across. The 24-hour rainfall accumulation near and south of the center of Prapiroon (Nina) is estimated to be extreme (500 mm).
3-DAY FORECAST OUTLOOK*
Prapiroon (Nina) is expected to continue moving slowly northeastward during the next 12 to 24 hours...and this movement will continue throughout the forecast period. On the forecast track, the core of Prapiroon (Nina) will continue to remain over the open sea through Monday evening.
This typhoon may still likely to re-intensify during the next 24 hours....before it starts to weaken. This weakening trend of Prapiroon (Nina) in the next couple of days is due to its movement across cooler sea surface temperatures (lower heat content) and unfavorable atmospheric conditions.
The following is the summary of the 3-day forecast outlook on this system:
*Please be reminded that the Forecast Outlook changes every 6 hours, and the Day 3 Forecast Track have an average error of 250 km...while the wind speed forecast error, averages 35 kph per day. Therefore, a turn to the left or right of its future track and changes in its wind speed must be anticipated from time to time.
EFFECTS & HAZARDS SUMMARY
Below is the summary of the storm's parts and its hazards affecting specific areas. You can also view this image link for you to understand the parts.
Important Note: Please keep in mind that the above forecast outlook, effects and hazards summary changes every 6 to 12 hrs!
CURRENT TECHNICAL INFORMATION
Time/Date: 6:00 PM PhT Fri October 12, 2012
Class/Name: Typhoon Prapiroon (Nina)
Location of Eye: 20.2º N Lat 129.2º E Lon
Distance 1: 684 km (SSE) away from Naha Airport, Okinawa
Distance 2: 704 km (SSE) away from Kadena Air Base, Okinawa
Distance 3: 715 km (SSE) away from Okinawa City
Distance 4: 751 km (E) away from Basco, Batanes
Distance 5: 758 km (ENE) away from Santa Ana, Cagayan
MaxWinds (1-min avg): 175 kph near the center
Peak Wind Gusts: 215 kph
Present Movement: NE @ 05 kph
Towards: North Philippine Sea
24hr Rainfall Accum (near center): Extreme [500 mm]
Minimum Central Pressure: 952 millibars (hPa)
Size (in Diameter): 890 km [Large]
Max Sea Wave Height (near center): 43 feet
Possible Storm Surge Height: 6-8 ft (1.8-2.6 m)
T2K StormTracks (for Public): GIF | Google Map (Flash)
CURRENT NOAA/MTSAT-2 INFRARED SATELLITE IMAGE:
CURRENT TRACKING CHART:
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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.nhc.noaa.gov/acronyms.shtml
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For the complete details on TY PRAPIROON (NINA)...go visit our website @:
> http://www.typhoon2000.com
> http://www.maybagyo.com
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