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

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
-- Highlight Changed Discussion --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS64 KMRX 260718 AFDMRX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MORRISTOWN TN 318 AM EDT SUN JUL 26 2015 .SHORT TERM...
-- Changed Discussion --
(TODAY AND TONIGHT)...MOSTLY CLEAR SKIES AND NOT MUCH FOG DEVELOPING ACROSS THE FORECAST AREA THIS MORNING. EXPECTING CONVECTION TO BE LIMITED AGAIN TODAY TO THE HIGH TERRAIN ALONG THE TN-NC LINE. HOWEVER...THE NAM AND GFS BOTH SHOW WEAK CONVERGENCE ACROSS OUR PLATEAU COUNTIES LATE THIS AFTERNOON INTO THE EVENING. ADDED SLIGHT CHANCE POPS FOR THOSE AREAS THIS EVENING...THEN DROPPED ALL POPS AFTER 06Z MONDAY. FOR TEMPS...GFS MOS MAX/MIN TEMPS LOOKED BEST. .LONG TERM...(MONDAY THROUGH SATURDAY)...MONDAY THROUGH WEDNESDAY WILL HAVE A TYPICAL SUMMER TIME PATTERN WITH DIURNAL SHOWERS AND THUNDERSTORMS DEVELOPING EACH AFTERNOON. MOST DEVELOPMENT IS EXPECTED ALONG THE HIGHER ELEVATIONS OF EAST TN...WITH MOVEMENT IN TO THE VALLEY. COVERAGE SHOULD INCREASE EACH DAY AS MOISTURE ADVECTION INCREASES AHEAD OF A FRONTAL BOUNDARY SET TO MOVE THROUGH THURSDAY AFTERNOON. AS THE BOUNDARY MOVES THROUGH THURSDAY... EXPECTING THUNDERSTORMS TO DEVELOP IN THE AFTERNOON THROUGH EVENING. SHEAR IS WEAK...BUT PW VALUES HIGH...SO COULD SEE STRONG DOWNBURST WINDS...LARGE HAIL...AND HEAVY RAINFALL WITH THESE STORMS. A FEW COULD BE STRONG...BUT AT THE MOMENT...NOT EXPECTING ANYTHING SEVERE. FRIDAY AND SATURDAY...CONVECTION WILL BE LIMITED TO THE HIGHER ELEVATIONS OF EAST TN EACH DAY. TEMPERATURES ARE EXPECTED TO REMAIN NEAR NORMAL THROUGH THE EXTENDED.
-- End Changed Discussion --
&& .PRELIMINARY POINT TEMPS/POPS...
-- Changed Discussion --
CHATTANOOGA AIRPORT, TN 95 73 93 73 / 10 20 20 20 KNOXVILLE MCGHEE TYSON AIRPORT, TN 90 72 90 71 / 10 10 30 20 OAK RIDGE, TN 92 71 91 72 / 10 10 30 20 TRI CITIES AIRPORT, TN 90 67 86 67 / 10 20 40 30
-- End Changed Discussion --
&& .MRX WATCHES/WARNINGS/ADVISORIES... NC...NONE. TN...NONE. VA...NONE. && $$ TG/JW

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.