MATMO Approaches Taiwan Coast as Atlantic TD#2 continues Westward

By: Dr. Jeff Masters, 3:42 PM GMT on July 22, 2014

(By Steve Gregory - Substituting for Dr. Masters who is on Vacation.)

Latest SAT and Radar imagery shows Typhoon MATMO approaching the Taiwanese east coast and is currently about 65 NM S-SE of Taipei. With a NW movement at 16 Kts, MATMO should hit the east coast within the next hour or so. Radar indicates strong convective bands have been impacting the Island for the last 4-6 hours.



Fig 1: IR imagery clearly shows MATMO has gotte...

Atlantic Invest 92L Likely Depression

By: Dr. Jeff Masters, 8:08 PM GMT on July 21, 2014

(By Steve Gregory - Substituting for Dr. Masters who is on Vacation.)

SPECIAL UPDATE

Latest VIS and IR imagery suggests INVEST 92L is now a Tropical Depression, though NHC has not yet ‘called it’.



Fig 1: Latest VIS image of INVEST 92 about 1,200 NM east of the Lesser Antilles.

The low level circulation near 11.1N / 43.5W (about 1,200NM east of the Lesser Antilles) appears ‘closed’, with significant, t...

Atlantic ‘Wakes-Up’ / Typhoon Matmo Heads For Taiwan

By: Dr. Jeff Masters, 3:40 PM GMT on July 21, 2014

ATLANTIC ‘WAKES-UP’ / TYPHOON MATMO HEADS FOR TAIWAN


(By Steve Gregory - Substituting for Dr. Masters who is on Vacation.)

Morning VIS imagery shows a well defined low level closed circulation has formed about 1,200 NM east of the CARIB near 11.6N / 42.6W and is westbound (280ᵒ) at 20Kts – and is now being carried by NHC as INVEST 92L.



Fig 1: A relatively small but well-defined Low level circulation has ...

Updated: 5:52 PM GMT on July 21, 2014

MATMO SLOWLY INTENSIFIES

By: Dr. Jeff Masters, 11:55 PM GMT on July 20, 2014

TYPHOON MATMO HEADS FOR TAIWAN / ATLANTIC STIRRING

(By Steve Gregory - Substituting for Dr. Masters who is on Vacation.)


Typhoon MATMO is located about 650 NM SSE of Taipei and is now heading NNW at 12Kts. Although convection has increased some since yesterday (with a fairly strong convective burst over the last 2 hours), wind shear of nearly 20 Kts has continued to inhibit major intensification over the last 24hrs. OTH, outflow appears ...

Updated: 1:43 PM GMT on July 21, 2014

RAMMASUN MAKES WAY FOR MATMO AS TROPICAL STORM WALI GOES ‘POOF' & ATLANTIC 'STIRS'

By: Dr. Jeff Masters, 6:20 PM GMT on July 19, 2014

(By Steve Gregory - Substituting for Dr. Masters who is on Vacation.)




Just before 00Z today, Typhoon Rammasun made it’s final landfall in northern-most Vietnam as a CAT 2 (my analysis) and is QUICKLY weakening and losing its identity as it continues moving inland.

Meanwhile, Tropical Storm MATMO (10W) continues to become better organized, and is currently approaching Typhoon intensity. The cyclone has an estimated pressur...

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About

Jeff co-founded the Weather Underground in 1995 while working on his Ph.D. He flew with the NOAA Hurricane Hunters from 1986-1990.