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You are browsing the archive for 2011 August 19.

19 August 2011

Is This Irene In The Making??

  GOES image from NOAA/NASA MSFC While Tropical Storm Harvey is approaching Honduras, the most interesting system in the tropics is called Invest97L, and it may be about to become Tropical Storm Irene. There are several numerical weather prediction (NWP) models today that are developing this wave into a strong tropical storm and a few into a hurricane. A word of caution here, the models do this rather frequently and …

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Supercell Thunderstorm East of Brussels Kills 4

  The red arrow is pointing at the overshooting top on the thunderstorm, indicating a very strong updraft. The BBC says 4 were killed when a stage collapsed at a music festival. Surface weather obs (from just before the storm developed) indicated temps near 27℃ (80℉) and dew-points near 18℃ (64℉). A surface front was moving into Belgium as a strong upper level trough pushed through the UK, and this set the stage …

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