[spotters-illianaskywarn] Fwd: Mesoscale Discussion
- From: Keith Reedy <wa9dro@xxxxxxxxx>
- To: spotters-illianaskywarn@xxxxxxxxxxxxx
- Date: Wed, 21 Jul 2010 13:54:04 -0400
Click the link below to download MP3's of Keith Reedy's music as a gift from
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Begin forwarded message:
> From: <interwarn@xxxxxxxx>
> Date: July 21, 2010 1:35:48 PM EDT
> To: <keithreedy@xxxxxxxxxxxx>
> Subject: Mesoscale Discussion
>
>
> ACUS11 KWNS 211734
> SWOMCD
> SPC MCD 211734
> INZ000-ILZ000-IAZ000-211930-
>
> MESOSCALE DISCUSSION 1397
> NWS STORM PREDICTION CENTER NORMAN OK
> 1234 PM CDT WED JUL 21 2010
>
> AREAS AFFECTED...CENTRAL IL...CENTRAL/SRN IN
>
> CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
>
> VALID 211734Z - 211930Z
>
> THUNDERSTORMS ARE DEVELOPING ALONG THE FRONT OVER CENTRAL IL...IN
> ADVANCE OF STORMS OVER EXTREME NERN MO. CONVECTION IS EXPECTED TO
> INTENSIFY AS IT MOVES EWD THIS AFTERNOON AND A WW MAY BE NEEDED.
>
> VISIBLE IMAGERY SHOWS BREAKS IN CLOUDS OVER THE DISCUSSION AREA THAT
> WILL SUPPORT ADDITIONAL HEATING AND DESTABILIZATION THIS AFTERNOON.
> SURFACE DEW POINTS REMAIN IN THE MID 70S CONTRIBUTING TO MUCAPE OF
> 1500-2500 J/KG. THE AREA IS ALSO ALONG THE SRN EDGE OF STRONGER
> WESTERLY FLOW ALOFT...WITH REGIONAL VAD/PROFILER DATA SHOWING
> WESTERLY MID LEVEL WINDS OF 30-40 KT. THIS IS RESULTING IN EFFECTIVE
> LAYER SHEAR OF 40-50 KT WHICH WILL ENHANCE POTENTIAL FOR SEVERE
> STORMS TO DEVELOP. IN ADDITION TO POTENTIAL FOR STORM
> INTENSIFICATION ALONG THE FRONT FROM CENTRAL IL INTO IN...THE N/S
> ORIENTATION OF THE NERN MO STORMS SUGGESTS THE POSSIBILITY OF SMALL
> BOWING MCS FORMING...GIVEN THE SYSTEM ORIENTATION NORMAL TO THE MEAN
> FLOW ALOFT. DAMAGING WIND GUSTS AND HAIL WILL BE THE PRIMARY
> THREATS.
>
> .WEISS.. 07/21/2010
>
> ..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
>
> ATTN...WFO...ILN...IND...ILX...LSX...DVN...
>
> LAT...LON 40889084 40428874 40098646 39758521 39048538 38768644
> 39188928 39399076 40159139 40729130 40889084
>
> $$
>
>
> This weather bulletin was brought to you by InterWARN at www.interwarn.com
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