Area Forecast Discussion
Issued by NWS Knoxville/Tri Cities, TN

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000 FXUS64 KMRX 271350 AFDMRX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MORRISTOWN TN 948 AM EDT SUN JUL 27 2014 .DISCUSSION...SOUTHERN END OF MCS ACTIVITY CONTINUES TO DISSIPATE OVER SW VA ABD EXTREME NE TN THIS MORNING. CLOUD COVER THIS MORNING WAS KEEPING INSTABILITY DOWN TO 500 TO 1000 J/KG OVER SW VA AND NE TN. THE THREAT OF SEVERE STORMS CERTAINLY LOOKS ON TRACK FOR TODAY WITH INCREASING WIND SHEAR AND HELICITY BY 18Z TO 21Z. THE TIMING OF STRONG TO SEVRE STORMS WOULD APPEAR TO BE DELAYED JUST A BIT...WITH GENERALLY ALL SHORT RANGE MODELS DEVELOPING CONVECTION ACROSS OUR NRN MOST COUNTIES AT MID AFTERNOON. REMAINDER OF OUR AREA SHOULD EXPERIENCE SEVERE STORMS LATE THIS AFTERNOON AND EVENING. WILL LIKELY NEED TO FRESHEN HOURLY GRIDS AND A FEW WEB PRODUCTS IN A MORNING UPDATE, CLOUD COVER SHOULD WORK TO KEEP MAX TEMPS IN LINE WITH THE FORECAST...WHICH IS BELOW THE HOT TEMPS FROM GFS MOS. A WEBINAR IS SCHEDULED FOR 2PM TODAY. && .PRELIMINARY POINT TEMPS/POPS... CHATTANOOGA AIRPORT, TN 93 72 85 62 / 20 50 20 10 KNOXVILLE MCGHEE TYSON AIRPORT, TN 91 71 82 60 / 30 60 20 10 OAK RIDGE, TN 91 71 82 60 / 40 60 10 10 TRI CITIES AIRPORT, TN 88 66 79 58 / 50 60 20 20 && .MRX WATCHES/WARNINGS/ADVISORIES... NC...NONE. TN...NONE. VA...NONE. && $$ TG

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