Ticker for August 30, 2004

                
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August 30, 2004    August 30, 2004    August 30, 2004    August 30, 2004



A Very Cool (?) Heat Burst at El Reno

Last week, while the Entire Ticker Staff was running here and there,
Mesonet Data Manager and Lead Operator David Demko captured a very
impressive snapshot of a heat burst at El Reno:



The air temperature spiked nearly twenty degrees (from 69F to 87F)
in about 30 minutes!  Notice the impressive drop in dewpoint
temperature as well.

Also, three distinct bursts of winds are apparent. The first, at
around 10:30 pm, was associated with a multi-cell thunderstorm that
dropped temperatures, as well as nearly hanf an inch of rain.

The last two came in advance of, then concomitant with, the temperature
spike.  The wind directions assoicated with these two spikes are quite
different - from the south in advance of the heat burst, then from
the north or northeast as another storm disintegrated nearly overhead: