International Weather Blog
Jim Andrews
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May 2008 Entries
Quick Update
--South Asia: I am "out of the office" this weekend, but here is a quick word of the Arabian Sea cyclone saga as of 1600 UTC, Friday. Numerical forecasts run since my last post look much the same as they...
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Posted on Friday, May 30, 2008 12:21 PM
--South Asia: As of the latest numerical forecast run (1200 UTC Thursday), there is no longer any scenario of strong tropical cyclone over the Arabian Sea through the coming week (first full week of June). This holds true for the...
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Posted on Thursday, May 29, 2008 3:33 PM
--South Asia: Let me elaborate. It was the ECMWF that, at some time last week, generated a scenario of a powerful cyclone over the Arabian Sea off Oman or eastern Yemen. However, the numerical forecast model was alone in following...
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Posted on Wednesday, May 28, 2008 2:56 PM
--Tropical Weather: We now have a named tropical storm -- Nakri. This is an open-sea storm west of the Mariana Islands. As of 1200 UTC, Tuesday, Tropical Storm Nakri lay about 500 miles (800 kms) west of Guam and 1100...
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Posted on Tuesday, May 27, 2008 3:57 PM
--South Asia: I begin with the help of the Indian IMD and its Kalpana-1 infrared imagery here (at this time, I am unable to post the image). What I am looking at is a fading cloud mass centered somewhat east...
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Posted on Monday, May 26, 2008 2:57 PM
--South Asia: I should not be surprised that interest on the part of readers in the potential for an Arabian Sea tropical cyclone is ongoing as of today, Saturday. For some of this week, at least, the ECMWF numerical forecast...
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Posted on Saturday, May 24, 2008 2:20 PM
--South Asia: It is now Friday late afternoon here in Pennsylvania, USA, and most would be readers are likely sleeping. Sorry to all who where hoping for an update, but it was not a "work day" for me. Never the...
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Posted on Friday, May 23, 2008 4:49 PM
--South Asia: "Once bitten, twice shy." The people of eastern Arabia, at least those who are wise to the weather, are watching things over that big namesake body of water to their east. Emails tell me of news media mention...
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Posted on Thursday, May 22, 2008 3:08 PM
--South Asia: I shall start with IMD Kalpana-1 infrared satellite imagery: To be sure, it is still the fore monsoon marked by "random" convective cloud patches triggered by Wednesday's withering May heat. The black returns spread from Rajasthan west to...
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Posted on Wednesday, May 21, 2008 3:25 PM
--Tropical Weather: As of late Tuesday morning, local time, Tropical Storm Halong was sweeping northeastward south of Japan. It was being sheared from the west and was being steering along by winds linked with an extra-tropical storm near northeastern Japan....
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Posted on Tuesday, May 20, 2008 2:22 PM
--Tropical Weather: Typhoon Halong spun up quickly over the eastern South China Sea last Friday then made landfall upon western Luzon Island, Philippines, Saturday. The northeastward trek across the northern bulk of this rugged island sapped Halong's strength as well...
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Posted on Monday, May 19, 2008 3:05 PM
--Chaiten Volcano Here is an account of what has happened to Chaiten as of May 15. The writeup tells of 90% of the townsite being flooded by increased flow of the Rio Blanco, the Rio Chaiten, or both. The Rio...
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Posted on Friday, May 16, 2008 4:50 PM
--Volcan Chaiten: Wednesday, I stumbled upon something that amazed me. The Chilean weather service site, the DMC, has a link to web cameras. Of these two are located in the area of the Chaiten volcanic eruption: these are Chaiten and...
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Posted on Thursday, May 15, 2008 2:27 PM
--Tropical Weather: Much has been said by the world mass media Wednesday as to the potential for a new tropical cyclone to strike Myanmar, site of Nargis' devastating landfall nearly two weeks ago. This possibility was a topic of my...
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Posted on Wednesday, May 14, 2008 3:17 PM
--Tropical Weather: As of 1200 UTC, Monday, Rammasun clung narrowly to typhoon status as it churned south of Tokyo, Japan. The JTWC reckoned highest sustained winds to be 65 knots or 120 kph. Rammasun scooted towards the northeast at a...
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Posted on Monday, May 12, 2008 7:33 PM
--Tropical Weather: This Rammasun has really gone to town, as they say... So much so that, as of 1200 UTC Saturday, the Joint Typhoon Warning Center (JTWC) rated it a "super" typhoon by dint of its estimated 135-knot (250-kmh) highest...
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Posted on Saturday, May 10, 2008 7:32 PM
--Tropical Weather: Winds have risen since my last post as Tropical Storm Rammasun proceeds on its path towards typhoon status. As of 1200 UTC Thursday, the JTWC rated highest sustained about Rammasun to be 45 knots, or nearly 85 kph....
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Posted on Thursday, May 08, 2008 7:55 PM
--Chaiten Volcano:Based upon satellite imagery, Volcan Chaiten still seems to be undergoing explosive eruption, although clouds in the area make it hard for me to tell ash from water clouds. Cloud motions are west-to-east over Argentinian Patagonia as they were...
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Posted on Wednesday, May 07, 2008 8:35 PM
--South America: Here is a stunning shot of the ash cloud streaming off Chaiten Volcano last week: Chaiten, at the upper left, lies in the rain forest of southern Chile south of Puerto Montt. For most of its trace across...
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Posted on Tuesday, May 06, 2008 7:20 PM
--South Asia:I was away from the office as TC Nargis rammed Myanmar--and with it Yangon, the major city--Friday evening, local time. I am still catching up with the sheer power and destructiveness of this mighty storm. The JTWC reckoned highest...
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Posted on Sunday, May 04, 2008 7:12 PM
--Tropical Weather:TC Nargis is making its "last dash" towards land, that being western Myanmar off the Bay of Bengal. Thursday, infrared satellite imagery......is of a strengthened storm having sustained winds the equivalent of a Category 2 hurricane. Indeed, the JTWCboosted...
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Posted on Thursday, May 01, 2008 7:40 PM
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