One of you nerds figure out what this is..
![](//www.colinandrews.net/images/2010-0510-OilSpillWeatherModificationAttemptAroundGulf10_20May_202010.gif)
This is a composite plot of the radar summary, echo tops, storm movement, TVS and MESO signatures
and watch boxes. The radar summary is color coded by precip type. Greens, yellows and reds are rain.
Pinks are mixed precipitation (freezing rain, sleet). Blues are snow. NOTE: Radar data is susceptible to a
phenomena called anomalous propagation. This generally happens at night and appears as a area of 20
dBZ echos (darkest green) which is centered around each radar site and expands with time. To try and
reduce the problem, low echo values near the radar sites have been removed.
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Little is known beyond what appears on the site at this moment. I am told though that similar rings
appeared on April 29, 2010 over the same area where more than 20 people lost their lives as the most
serious flooding in memory hit Nashville, TN. This Ive now obtained thanks to Andrew Johnson in the UK -
watch the loop below.
![](http://www.colinandrews.net/images/2010-0510-OilSpillWeatherModificationAttemptAroundGulf10_20May_202010.gif)
This is a composite plot of the radar summary, echo tops, storm movement, TVS and MESO signatures
and watch boxes. The radar summary is color coded by precip type. Greens, yellows and reds are rain.
Pinks are mixed precipitation (freezing rain, sleet). Blues are snow. NOTE: Radar data is susceptible to a
phenomena called anomalous propagation. This generally happens at night and appears as a area of 20
dBZ echos (darkest green) which is centered around each radar site and expands with time. To try and
reduce the problem, low echo values near the radar sites have been removed.
------------------------------------------------
Little is known beyond what appears on the site at this moment. I am told though that similar rings
appeared on April 29, 2010 over the same area where more than 20 people lost their lives as the most
serious flooding in memory hit Nashville, TN. This Ive now obtained thanks to Andrew Johnson in the UK -
watch the loop below.
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