Monday, November 11, 2013

Typhoon HAIYAN (YOLANDA) Final Update


for Sunday, 10 November 2013 [7:00 PM PhT]


Issued at: 6:00 PM PhT (10:00 GMT) Sunday 10 November 2013

Typhoon HAIYAN (YOLANDA) continues to lose strength due to cooler seas of the Gulf of passing very close to the Southwestern Coast of Hainan...expected to make landfall along the northeastern coast of Northern Vietnam on Monday morning. Haiyan will rapidly dissipate after its final landfall.

*This is the last and final update on Haiyan (Yolanda).

Do not use this for life or death decisions. This update is intended for additional information purposes only. Kindly refer to your national weather agency for official warnings, advisories or bulletins.


As of 5:00 pm today, the eye of TY Haiyan (Yolanda) was located very near the southwestern coast of Hainan Island...about 45 km southwest of Dongfang, Hainan Island or 295 km southeast of Hai Phong, Vietnam...currently moving northwest with a a decreased forward speed of 26 km/hr towards the northeastern coast of Northern Vietnam.

Maximum Sustained Winds (1-min. avg) have decreased to 140 km/hr near the center with higher gusts. Typhoon Force Winds (118 km/hr or more) extend outward up to 65 kilometers from the center...and Tropical Storm Force Winds (63-117 km/hr) extend outward up to 220 kilometers. TY Haiyan remains an average-sized tropical cyclone with a diameter of 775 kilometers across.


TY Haiyan is expected to continue moving rapidly in a northwest track within the next 24 hours. On the forecast track, the core of TY Haiyan will make landfall somewhere along the coastal areas of Hai Phong and Mong Cai on Sunday morning.

TY Haiyan (Yolanda) will weaken and dissipate rapidly within the next 24 hours as the system makes landfall...and will be just a Tropical Storm (TS) on Sunday afternoon. Advance Intensity Forecast (AIF) shows its 1-minute maximum sustained winds decreasing to just 85 km/hr.

The following is the summary of the 1-day forecast outlook on this system:

SUNDAY AFTERNOON: Weakens to a TS as it moves overland across the northeastern part of Northern Vietnam and over the China-Vietnam Border...about 60 km NW of Mong Cai, Vietnam [2PM NOV 11: 20.7N 106.6E @ 85kph].

*Please be reminded that the Forecast Outlook changes every 6 hours, and the Day 2 and 3 Forecast Track has an average error of 100 and 250 km respectively...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.


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.

CLOUD FILLED EYE - Over the SW Coast of Hainan Island. Possible calm and lull conditions (with <20 kph winds) will be expected inside the eye (click here to know more about the EYE).
EYEWALL - where Typhoon Conditions with Typhoon Force Winds (>118 kph) will be expected within this wall. Affected Areas: Southwestern Hainan. (click here to know more about the Eyewall).
INNER RAINBANDS - where Tropical Storm Conditions with Tropical Storm Force Winds (63-100 kph) will be expected. Affected Areas: The rest of Hainan Island.
OUTER RAINBANDS - where Tropical Depression Conditions with light, moderate to strong winds (30-62 kph) will be expected. Affected Areas: Rest of Northern and Central Vietnam, Northern Laos, and the Leizhou Peninsula (click here to know more about Rainbands).
24HR TOTAL RAINFALL ACCUMULATION - from 5 up to 100 mm (slight to heavy rainfall) can be expected along areas affected by the outer & inner rainbands (see above)...with isolated amounts of 101 to 200 mm (heavy) along areas near the center of Haiyan (Yolanda).

Important Note: Please keep in mind that the above forecast outlook, effects and hazards summary changes every 6 to 12 hrs!


Time/Date: 5:00 PM PhT Sun Nov 10, 2013
Class/Name: TY Haiyan (Yolanda)
Location of Eye: Near 18.8º N Lat 108.4º E Lon
Distance 1: 45 km SW of Dongfang, Hainan Is.
Distance 2: 125 km NW of Sanya, Hainan Is.
Distance 3: 285 km SE of Ha Long, Vietnam
Distance 4: 295 km SE of Hai Phong, Vietnam
Distance 5: 365 km SE of Hanoi, Vietnam
MaxWinds (1-min avg): 140 kph near the center
Peak Wind Gusts: 165 kph
Saffir-Simpson Hurricane Scale: Category 1
Present Movement: NW @ 26 kph
Towards: Northern Vietnam>
Minimum Central Pressure: 967 millibars (hPa)


CURRENT TRACKING MAP: _____________________________________________________________________________




>> To know the meteorological terminologies and acronyms used on this update visit the ff:

For the complete details on TY HAIYAN (YOLANDA)...go visit our website @:


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