637  
FXUS64 KOHX 292317  
AFDOHX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NASHVILLE TN  
517 PM CST WED JAN 29 2025  
   
..NEW AVIATION
 
 
   
KEY MESSAGES
 
 
UPDATED AT 501 PM CST WED JAN 29 2025  
 
- SUNNY AND WARMER TODAY.  
 
- HIGH RAIN CHANCES (80-90%) THURSDAY EVENING THROUGH FRIDAY  
NIGHT. RAINFALL TOTALS WILL BE IN THE 1 TO 2 INCH RANGE.  
 
- ABOVE-NORMAL TEMPERATURES WILL CARRY US INTO THE FIRST WEEK OF  
FEBRUARY.  
 

 
   
SHORT TERM
 
 
(REST OF TODAY THROUGH THURSDAY NIGHT)  
ISSUED AT 1103 AM CST WED JAN 29 2025  
 
TEMPERATURES ARE SITTING IN THE UPPER 40S TO MID 50S CURRENTLY  
WITH JUST SOME SCATTERED HIGH CLOUDS OVER THE AREA. THE HIGH CLOUD  
COVER WILL INCREASE THIS EVENING AHEAD OF THE NEXT SYSTEM. AN  
UPPER LEVEL LOW WILL EJECT OUT OF THE FOUR CORNERS THIS EVENING  
WITH A SURFACE LOW DEVELOPING OVER THE ARKLATEX REGION THURSDAY  
MORNING. THE SURFACE LOW WILL MOVE NORTHEASTWARD WITH A WARM  
FRONT LIFTING INTO THE WESTERN PORTION OF MIDDLE TENNESSEE  
THURSDAY MORNING BRINGING SHOWERS WITH IT. SHOWERS WILL ENTER THE  
WESTERN COUNTIES AROUND OR JUST AFTER 12Z. THOSE SHOWERS WILL LIFT  
NORTHEAST AS THE DAY PROGRESSES. ANOTHER WAVE OF SHOWERS WILL  
MOVE THROUGH THE AREA THURSDAY NIGHT AS A WEAK COLD FRONT PASSES.  
RAIN WILL BE HEAVY AT TIMES THURSDAY NIGHT WITH PWAT VALUES  
PEAKING AT AROUND 1.5". THE OVERALL MOTION WILL BE PROGRESSIVE  
ENOUGH TO PROHIBIT A WIDESPREAD FLOOD THREAT. HREF AND NBM  
PROBABILITIES SHOW A MEDIUM TO HIGH CHANCE (60-80%) THAT LOCATIONS  
IN THE NORTHWEST I.E. STEWART/HOUSTON/MONTGOMERY COUNTIES PICK UP  
GREATER THAN 2 INCHES OF RAINFALL THROUGH THURSDAY NIGHT.  
ENSEMBLES SHOW A LOW CHANCE (20-30%) OF RAINFALL EXCEEDING 2.5" IN  
THE SAME AREA. ELSEWHERE IN THE AREA, RAIN TOTALS WILL GENERALLY  
RANGE FROM 1-2". WINDS WILL BE GUSTY THURSDAY AFTERNOON THROUGH  
THURSDAY NIGHT AS THE SURFACE LOW DEEPENS. WIND GUSTS BETWEEN  
20-30 MPH CAN BE EXPECTED.  
 

 
   
LONG TERM
 
 
(FRIDAY THROUGH NEXT WEDNESDAY)  
ISSUED AT 1103 AM CST WED JAN 29 2025  
 
A FEW SHOWERS WILL LINGER ON FRIDAY AS THE TROUGH AXIS PASSES  
THROUGH THE AREA. ONCE THE SYSTEM PASSES, THE TEMPERATURES WILL  
REMAIN ABOVE AVERAGE. HIGHS ON SATURDAY WILL BE IN THE 50S WITH  
CONDITIONS WARMING INTO THE 60S ON SUNDAY. ENSEMBLES SHOW A LOW TO  
MEDIUM CHANCE TEMPERATURES REACH AT LEAST 70 DEGREES IN THE  
SOUTHWEST AND NASHVILLE METRO AREA ON MONDAY. THE NEXT CHANCE OF  
RAIN WILL HOLD OFF UNTIL AT LEAST TUESDAY BUT THERE ARE STILL A  
LOT OF UNCERTAINTIES REGARDING THE ARRIVAL OF SOME COLDER AIR AND  
THE ASSOCIATED RAIN CHANCES WITH THAT FRONT.  
 

 
   
AVIATION
 
 
(00Z TAFS)  
ISSUED AT 501 PM CST WED JAN 29 2025  
 
VFR CONDITIONS PREVAIL OVERNIGHT, BUT RAIN MOVES INTO THE AREA  
FROM THE WEST AFTER 12Z. CIGS WILL DROP IN RESPONSE WITH MVFR TO  
IFR CONDITIONS DEVELOPING AT CKV, BNA, AND MQY BETWEEN 15Z AND  
18Z. RAIN WILL LIKELY BE HEAVY AT TIMES, RESULTING IN REDUCED  
VISIBILITY. THE CHANCE FOR LIGHTNING IS VERY LOW. OTHERWISE, NORTH  
TO NORTHWESTERLY WINDS WILL BECOME SOUTHEASTERLY AROUND 06Z.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
NASHVILLE 39 61 53 66 / 10 90 100 50  
CLARKSVILLE 38 59 51 64 / 10 100 100 30  
CROSSVILLE 33 52 45 59 / 0 70 90 90  
COLUMBIA 41 61 55 66 / 10 80 100 40  
COOKEVILLE 36 54 49 62 / 0 80 100 80  
JAMESTOWN 32 52 45 60 / 0 80 100 80  
LAWRENCEBURG 41 61 55 66 / 10 70 90 50  
MURFREESBORO 38 60 53 66 / 10 80 90 60  
WAVERLY 41 61 53 64 / 20 100 100 20  
 

 
   
OHX WATCHES/WARNINGS/ADVISORIES
 
 
NONE.  

 
 

 
 
SHORT TERM...REAGAN  
LONG TERM....REAGAN  
AVIATION.....CLEMENTS  
 
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