[spotters-illianaskywarn] Fwd: NOAA's National Weather Service SPC Mesoscale Discussion Update
- From: Keith Reedy <keithreedy@xxxxxxxxxxxx>
- To: "spotters-illianaskywarn@xxxxxxxxxxxxx" <spotters-illianaskywarn@xxxxxxxxxxxxx>
- Date: Mon, 20 May 2013 18:24:56 -0400
Keith Reedy
keithreedy@xxxxxxxxxxxx
Begin forwarded message:
> From: GovDelivery Weather Updates <weatherupdates@xxxxxxxxxxxxxxxxxxxxxx>
> Subject: NOAA's National Weather Service SPC Mesoscale Discussion Update
> Date: May 20, 2013 6:21:03 PM EDT
> To: keithreedy@xxxxxxxxxxxx
> Reply-To: weatherupdates@xxxxxxxxxxxxxxxxxxxxxx
>
>
>
> You are subscribed to SPC Mesoscale Discussion for NOAA's National Weather
> Service.
> GovDelivery provides this service using unaltered NOAA/NWS products.
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>
> SPC MD 731
> 05/20/2013 06:07 PM EDT
>
> MD 0731 CONCERNING SEVERE POTENTIAL...WATCH LIKELY FOR ERN MO / W-CNTRL IL
>
>
> MESOSCALE DISCUSSION 0731
> NWS STORM PREDICTION CENTER NORMAN OK
> 0507 PM CDT MON MAY 20 2013
>
> AREAS AFFECTED...ERN MO / W-CNTRL IL
>
> CONCERNING...SEVERE POTENTIAL...WATCH LIKELY
>
> VALID 202207Z - 202230Z
>
> PROBABILITY OF WATCH ISSUANCE...80 PERCENT
>
> SUMMARY...THE THREAT FOR SEVERE STORMS...INCLUDING THE POSSIBILITY
> OF A TORNADO APPEARS TO BE INCREASING. A WATCH ISSUANCE WILL NEED
> TO BE CONSIDERED WITHIN THE NEXT 30-60 MINUTES.
>
> DISCUSSION...SURFACE/SATELLITE COMPOSITE SHOWS AN A REMNANT OUTFLOW
> SIGNIFYING A LESS UNSTABLE AIRMASS OVER CNTRL IL WHERE CU
> DEVELOPMENT HAS BEEN LIMITED THIS AFTERNOON. FARTHER S AND
> SW...RICHER BOUNDARY LAYER MOISTURE NEAR THE ST. LOUIS METRO AND
> OVER THE OZARKS MAY GRADUALLY MOVE NWD OVER THE I-70 CORRIDOR.
> ALTHOUGH CURRENT KLSX VWP DATA SHOWS SOMEWHAT STUNTED LOW LEVEL
> SHEAR /15-20 KT/...MODELS HINT AT H85 SLIGHTLY INCREASING THIS
> EVENING. AN ISOLD LARGE HAIL/DMGG WIND THREAT SEEMS TO BE THE MOST
> LIKELY THREAT...BUT LOCATIONS WHERE RICHER MOISTURE/INSTABILITY
> /MAINLY NEAR AND S OF I-70/ MAY HAVE SOME TORNADO THREAT THIS
> EVENING AS STORMS MOVE INTO THE REGION.
>
> ..SMITH/CORFIDI.. 05/20/2013
>
> ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
>
> ATTN...WFO...ILX...LSX...DVN...SGF...
>
> LAT...LON 39569223 40179112 40419008 40178953 39338945 38479016
> 37899142 39569223
>
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