Panahon ng bagyo sa Pasipiko ng 2020: Pagkakaiba sa mga binago

=== Nasa loob ng Sakop na Responsibilidad ng Pilipinas ===

{{Main|Bagyo sa Pilipinas}}

{{Infobox hurricane

| Basin = WPac

| image = [[Talaksan:Vongfong 2020-05-14 0500Z.jpg|145px]]

| Track = Vongfong 2020 track.png

| Pressure = 960

}}

 

Dahan-dahan umusad ang depresyon pa-kanluran sa mga sumunod na araw at lalo pang lumakas.<ref>{{cite web|title=Severe Weather Bulletin #3 for Tropical Depression "Ambo"|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%234.pdf|last=|first=|date=|website=[[PAGASA]]|accessdate=Nobyembre 1, 2020|language=en|trans-title=Ulat sa Sama ng Panahon #3 para sa Depresyong Tropikal "Ambo"|url-status=dead}}</ref> Kinabukasan, dineklara ng JTWC si Ambo bilang isang depresyon, at binigyan ng katagang ''01W''.<ref>{{Cite web|title=Tropical Depression 01W Warning Nr 1|url=https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|last=|first=|date=Abril 12, 2020|website=Joint Typhoon Warning Center|url-status=live|archive-url=https://web.archive.org/web/20200511233457/https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|archive-date=Mayo 11, 2020|access-date=|trans-title=Depresyong Tropikal 01W Babala Nr 1|language=en}}</ref> Lumakas pa lalo si Ambo nung araw na iyon; dahil rito, itinaas ng JMA ang antas ni Ambo bilang isang bagyo. Pinangalanan nila itong ''Vongfong''.<ref>{{Cite news|last1=Shu-fen|first1=Wang|last2=Hsin-Yin|first2=Lee|date=Mayo 12, 2020|title=Tropical Storm Vongfong likely to approach Taiwan over weekend: CWB|work=Focus Taiwan|url=https://focustaiwan.tw/society/202005120023|access-date=|trans-title=Maaaring tahakin ng Mahinang Bagyong Vongfong ang Taiwan sa darating na weekend: CWB|language=en}}</ref> Inangat din ng JTWC ang antas nito bilang isang bagyo din.<ref>{{Cite web|title=Tropical Storm 01W (Vongfong) Warning Nr 004|url=https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|last=|first=|date=Mayo 12, 2020|website=Joint Typhoon Warning Center|url-status=live|archive-url=https://web.archive.org/web/20200512144318/https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|archive-date=Mayo 12, 2020|access-date=|trans-title=Mahinang Bagyo 01W (Vongfong) Babala Nr 004|language=en}}</ref> Dahil sa napakapaborableng kondisyon ng katubigang dinadaanan nito, kung saan mababa lamang ang nagugupit na hangin (''wind shear'') at nasa 20–30 °C ang temperatura, biglaang lumakas si Ambo pagpasok ng ika-13 ng Mayo.<ref name="WARNING10">{{cite web|title=Severe Weather Bulletin #10 – Typhoon "AMBO" (VONGFONG)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%2310.pdf|publisher=[[PAGASA]]|trans-title=Ulat sa Sama ng Panahon #10 – Bagyong "AMBO" (VONGFONG)|url-status=dead|language=en}}</ref> Itinaas ng JMA ang antas nito kalaunan, bilang isang malubhang bagyo. Matapos nito, itinaas ng JTWC ang antas ni Ambo bilang isang bagyong Kategorya 1 (mga bagyong may hangin na di bababa sa 130km/o (80mil/o) sa loob ng isang minuto dahil sa paghusay ng pag-ikot nito. Itinaas pareho ng PAGASA at JMA ang antas ni Ambo kalaunan, bilang isang ganap na malakas na bagyo.<ref name="WARNING10" /> Ilang oras matapos nito, agad na itinaas ng JTWC si Ambo sa Kategorya 2 dahil sa unti-unting pamumuo ng isang malinaw na mata. Naging Kategorya 3 agad ito ilang oras pagkatapos.<ref>{{Cite web|title=Typhoon 01W (Vongfong) Warning Nr 009|url=https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|last=|first=|date=Mayo 13, 2020|website=Joint Typhoon Warning Center|url-status=live|archive-url=https://web.archive.org/web/20200513163517/https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|archive-date=Mayo 13, 2020|access-date=|trans-title=Bagyong 01W (Vongfong) Babala Nr 009|language=en}}</ref> Sumailalim agad ang bagyo sa siklo ng pagpapalit sa dingding ng mata (''eyewall replacement cycle''), na agad din nitong natapos na may pabago-bagong lakas.<ref name="ATCF01">{{cite web|title=bwp012020.dat|url=https://www.ssd.noaa.gov/PS/TROP/DATA/ATCF/JTWC/bwp012020.dat|author=Joint Typhoon Warning Center|publisher=National Oceanic and Atmospheric Administration (Amerika)|date=Mayo 17, 2020|accessdate=Nobyembre 1, 2020|language=en}}</ref> Pagsapit ng 12:14 ng tanghali, [[Pamantayang Oras ng Pilipinas|oras sa Pilipinas]], ng ika-14 ng Mayo, tumama sa [[San Policarpo, Silangang Samar]].<ref>{{Cite web|title=Severe Weather Bulletin #14 for Typhoon "Ambo" (Vongfong)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%2314.pdf|last=|first=|date=Mayo 14, 2020|website=[[PAGASA]]|access-date=|url-status=dead|trans-title=Ulat sa Sama ng Panahon #14 para sa Bagyong "Ambo" (Vongfong)|language=en}}</ref> Dahil rito, mabilis na humina si Ambo habang tinatahak ang Kipot ng Ticao papasok sa Pilipinas.<ref>{{cite web|title=Severe Weather Bulletin #17 – Typhoon "AMBO" (VONGFONG)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%2317.pdf|publisher=[[PAGASA]]|accessdate=Nobyembre 1, 2020|trans-title=Ulat sa Sama ng Panahon #17 – Bagyong "AMBO" (VONGFONG)|language=en|url-status=dead}}</ref> Kinabukasan, nakatala ang PAGASA ng lima pang pagtama sa lupa: isla ng [[San Antonio, Hilagang Samar|Dalupiri]] at [[Capul]] ng [[Hilagang Samar]], mga isla ng [[Ticao]] at [[Burias]] ng [[Masbate]], at sa bayan ng [[San Andres, Quezon|San Andres]] sa [[tangway ng Bondoc]] ng lalawigan ng [[Quezon]].<ref>{{Cite web|title=Severe Weather Bulletin #20 for Typhoon "Ambo" (Vongfong)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%2320.pdf|last=|first=|date=Mayo 15, 2020|website=[[PAGASA]]|access-date=Nobyembre 1, 2020|trans-title=Ulat sa Sama ng Panahon #20 para sa Bagyong "Ambo" (Vongfong)|url-status=dead|language=en}}</ref> Humina si Ambo dahil sa mga ito, at naging isang Kategorya 1, subalit nasa paborableng kondisyon ang lugar nito.<ref>{{cite report|title=Prognostic Reasoning for Typhoon 01W (Vongfong) Warning NR 013|publisher=Joint Typhoon Warning Center|location=Pearl Harbor, Hawaii, Amerika|date=Mayo 14, 2020|url=https://mtarchive.geol.iastate.edu/2020/05/14/text/Severe/Severe_14.txt|access-date=Nobyembre 1, 2020|via=Iowa Environmental Mesonet|trans-title=Maaaring Dahilan para sa Bagyong 01W (Vongfong) Babala NR 013|language=en}}</ref> Lalo pang humina si Ambo noong ika-15 ng Mayo, at ibinaba pareho ng PAGASA at JMA ang antas nito at naging isa na lamang malubhang bagyo.<ref>{{cite report|title=Warning 150600|publisher=Japan Meteorological Agency|location=Tokyo, Hapón|date=Mayo 15, 2020|url=https://mtarchive.geol.iastate.edu/2020/05/15/text/Severe/Severe_15.txt|access-date=Nobyembre 1, 2020|via=Iowa Environmental Mesonet|trans-title=Babala 150600|language=en}}</ref><ref>{{Cite web|title=Severe Weather Bulletin #22 for Severe Tropical Storm "Ambo" (Vongfong)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin.pdf|last=|first=|date=Mayo 15, 2020|website=[[PAGASA]]|access-date=Nobyembre 1, 2020|trans-title=Ulat sa Sama ng Panahon #22 para sa Malubhang Bagyong "Ambo" (Vongfong)|language=en}}</ref> Ibinaba rin ng JTWC ang antas nito at naging isang bagyo. Kasabay nito, tumama pa uli sa lupa si Ambo, sa [[Real, Quezon]].<ref>{{cite web|title=Severe Weather Bulletin #25 – Severe Tropical Storm "AMBO" (VONGFONG)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%2325.pdf|publisher=[[PAGASA]]|trans-title=Ulat sa Sama ng Panahon #25 – Malubhang Bagyong "AMBO" (VONGFONG)|language=en}}</ref> Tuloy-tuloy ang paghina nito habang tinatahak nito ang mga kabundukan ng Luzon.<ref>{{cite news|title=Severe Tropical Storm Vongfong Takes Aim at Philippine Heartland|url=https://www.nytimes.com/2020/05/15/world/asia/typhoon-vongfong-philippines-luzon.html|accessdate=Nobyembre 1, 2020|issue=Mayo 15, 2020|work=The New York Times|trans-title=Tatahakin ng Malubhang Bagyong Vongfong ang puso ng Pilipinas|first=Jason|last=Gutierrez}}</ref> Pagkalabas sa Kipot Luzon, isa na lang itong bagyo.<ref>{{cite report|title=Warning 151800|publisher=Japan Meteorological Agency|location=Tokyo, Hapón|date=Mayo 15, 2020|url=https://mtarchive.geol.iastate.edu/2020/05/15/text/Severe/Severe_15.txt|access-date=Nobyembre 1, 2020|via=Iowa Environmental Mesonet|trans-title=Babala 151800|language=en}}</ref><ref>{{cite report|title=Severe Weather Bulletin #26 for Tropical Storm "AMBO"|url=https://ndrrmc.gov.ph/attachments/article/4045/update_re_severe_weather_bulletin_no26_for_tropical_storm_AMBO_issued_16_may_2020_2AM.pdf|date=Mayo 16, 2020|publisher=[[NDRRMC]]|accessdate=Nobyembre 1, 2020|trans-title=Ulat sa Sama ng Panahon #26 para sa Mahinang Bagyong "AMBO"|language=en}}</ref> Ibinaba pa nang husto ng JTWC ang antas nito anim na oras pagkatapos upang maging isang depresyon na lamang.<ref name=":1">{{cite report|title=Prognostic Reasoning for Tropical Depression 01W (Vongfong) Warning NR 019|publisher=Joint Typhoon Warning Center|location=Pearl Harbor, Hawaii, Amerika|date=May 16, 2020|url=https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|archive-url=https://web.archive.org/web/20200512204223/https://www.metoc.navy.mil/jtwc/products/wp0120web.txt|archive-date=Mayo 12, 2020|access-date=Nobyembre 1, 2020|trans-title=Maaaring Dahilan para sa Mahinang Bagyo 01W (Vongfong) Babala NR 019|language=en}}</ref> Binigay din ng JTWC ang huling abiso nila para sa bagyo.<ref name=":1" /> Sinundan ito ng PAGASA at JMA.<ref>{{cite report|title=Severe Weather Bulletin No. 32 for Tropical Storm "AMBO" (I.N VONGFONG)|url=https://ndrrmc.gov.ph/attachments/article/4045/update_re_severe_weather_bulletin_no32_for_TS_AMBO_issue_on_16_may_2020_8PM.pdf|publisher=[[NDRRMC]]|date=Mayo 16, 2020|accessdate=Nobyembre 1, 2020|trans-title=Ulat sa Sama ng Panahon Blg. 32 para sa Mahinang Bagyong "AMBO (I.N VONGFONG)|language=en}}</ref><ref name="WTPQ20 RJTD 161800">{{cite report|title=TD Downgraded from TS 2001 Vongfong (2001)|type=RSMC Tropical Cyclone Advisory|location=Tokyo, Hapón|date=Mayo 16, 2020|url=https://mtarchive.geol.iastate.edu/2020/05/16/text/Severe/Severe_16.txt|access-date=Nobyembre 1, 2020|via=Iowa Environmental Mesonet|trans-title=TD [depresyon] binaba mula sa TS [mahinang bagyo] 2001 Vongfong (2001)|language=en}}</ref> Nalusaw ang bagyo noong ika-17 ng Mayo, kung saan ibinaba ng PAGASA sa pagiging ''low-pressure area'' ang natirang kumpol ng sistema.<ref name="SWB37">{{cite report|title=Severe Weather Bulletin #37 for Typhoon "Ambo" (Vongfong)|url=http://pubfiles.pagasa.dost.gov.ph/tamss/weather/bulletin/SWB%2337.pdf|date=Mayo 17, 2020|publisher=[[PAGASA]]|access-date=Nobyembre 1, 2020|trans-title=Ulat sa Sama ng Panahon #37 para sa Bagyong "Ambo" (Vongfong)|language=en}}</ref><ref name="ATCF01" />