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Sainsbo

Pro Forecaster / Meteorologist
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Posts posted by Sainsbo

  1. Vongfong has now weakened with winds of 80 knots (1-min) / 90 knots (10-min)

     

    Perfect example of the disparity between the JTWC and the JMA. According to the JTWC, Vongfong is now a Cat.1 (1 min sustained 80kts), whereas the JMA still have sustained 10 min winds of 90kts, which would quite comfortably support sustained 1 minute winds equivelent to Cat. 3 status.

     

    Good example of why we need Recons back in the WPAC!

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  2. 135kts (155mph) according to JTWC's latest update, just shy of a Cat. 5, though looking at satellite images it's hard to believe they didn't put it as such on their last advisory.

     

    JTWC still expect it to strengthen slightly, and make it to category 5 status with sustained winds of 140kts (160mph). No reason that shouldn't happen, as shear is still quite low, SST's are still very warm and it has excellent outflow. It also looks very symmetrical, so eyewall replacement cycles may not be a problem.

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  3. Interesting that the number of smaller quakes definitely seems to be dropping and the energy released in one big one (like the 5.5 mentioned by Sainsbo) is equivalent to over 3,000  in the M2 range

     

    A Magnitude 5.5 releases ~175,000 times as much energy as a Mag 2.0. Really puts into perspective how much more stress the big quakes are putting on the caldera than the small ones!

  4. NHC have sustained winds at 110mph now, just shy of major hurricane status.

     

    While the eye is quite large and ragged, it is clear in the center and looks to still be warming.

     

    avn0-lalo.gif

     

    Not wanting to speak too soon, but it's about time we had a Cat. 3 in the North Atlantic!

     

    No real consensus regarding the models on if it will make it though. NHC seem to think it will, I see no reason why it shouldn't.

     

    06L_intensity_latest.png

  5. I was questioning the same here: http://forum.netweather.tv/topic/81167-wales-the-midlands-south-west-england-weather-discussion/?p=3028219The NMM 18km, 14km, 6km and 4km charts all show discrepancies. The GFS is the only one with higher totals. The MO back their Euro4 model.I'm wondering if the GFS is going for more of a convective element, bumping totals up? Primarily Dorset, Hampshire, Sussex and Kent for me..

     

     

    Even the Euro4 shows 50mm in places, albeit less widespread. It could be convection giving some larger ppn totals in places, I guess we'll have to wait for the 12z and see if there is a better consensus between them.

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