[spotters-illianaskywarn] Fwd: NOAA's National Weather Service SPC Mesoscale Discussion Update

Keith Reedy
keithreedy@xxxxxxxxxxxx



Begin forwarded message:

> From: National Weather Service <nws.noaa@xxxxxxxxxxxxxxxxxxxxxxx>
> Subject: NOAA's National Weather Service SPC Mesoscale Discussion Update
> Date: August 7, 2011 12:23:07 PM EDT
> To: keithreedy@xxxxxxxxxxxx
> Reply-To: National Weather Service <nws.noaa@xxxxxxxxxxxxxxxxxxxxxxx>
> 
> You are subscribed to SPC Mesoscale Discussion for NOAA's National Weather 
> Service.
> 
> 
> SPC MD 1880
> 08/07/2011 12:15 PM EDT
> 
> MD 1880 CONCERNING SEVERE POTENTIAL...WATCH POSSIBLE FOR ECNTRL 
> IL...CNTRL/NRN IND...WRN OH 
> 
> 
> MESOSCALE DISCUSSION 1880
> NWS STORM PREDICTION CENTER NORMAN OK
> 1114 AM CDT SUN AUG 07 2011
> 
> AREAS AFFECTED...ECNTRL IL...CNTRL/NRN IND...WRN OH
> 
> CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE 
> 
> VALID 071614Z - 071815Z
> 
> THUNDERSTORMS ARE EXPECTED TO CONTINUE TO INTENSIFY ALONG SURFACE
> BOUNDARY EXTENDING FROM NORTHERN IND INTO EASTERN IL.  THIS REGION
> MAY REQUIRE A WW IN THE NEXT COUPLE OF HOURS.  PROBABILITY OF A
> WATCH BEFORE 20Z IS 50 PERCENT.
> 
> A FEW STRONG THUNDERSTORMS HAVE DEVELOPED ALONG THE BOUNDARY OVER
> EXTREME SOUTHWEST LOWER MI INTO NORTHERN IND.  THIS AREA IS AHEAD OF
> A SHORTWAVE TROUGH EVIDENT IN SATELLITE IMAGERY OVER WI/IL...AND
> WHERE STRONG HEATING IS NOW OCCURRING.  DEWPOINTS IN THE 70S AND
> TEMPERATURES RISING THROUGH THE 80S WILL RESULT IN MLCAPE VALUES OF
> 2000-3000 J/KG.  RATHER STRONG WESTERLY FLOW ALOFT AND EFFECTIVE
> SHEAR VALUES OF 35-45 KNOTS WILL PROMOTE SUPERCELL/BOWING STRUCTURES
> CAPABLE OF LOCALLY DAMAGING WINDS.  BASED ON RECENT VISIBLE
> SATELLITE TRENDS OF THE CU FIELD ALONG AND EAST OF THE BOUNDARY...A
> WATCH MAY NEED TO BE ISSUED OVER THIS REGION IN THE NEXT 1-2 HOURS.
> 
> ..HART.. 08/07/2011
> 
> ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
> 
> ATTN...WFO...CLE...ILN...DTX...IWX...IND...LOT...ILX...LSX...
> 
> LAT...LON   39868897 41078706 41998593 42058422 40478357 39788350
>             39338488 38918766 39138919 39868897 
> 
> Read more
> 
> 
> 
>   
> To change your subscriptions or preferences log in to your Subscriber 
> Preferences Page with your e-mail address.
> 
> Delete profile
> 
> For questions or problems with the subscription service, please contact 
> support@xxxxxxxxxxxxxxxx
> 
> This service is provided by NOAA's National Weather Service.
> 
> 
> 
> GovDelivery, Inc. (800-439-1420) sending to keithreedy@xxxxxxxxxxxx on behalf 
> of the National Weather Service · 1325 East West Highway · Silver Spring, MD 
> 20910      

Other related posts: