557  
FNUS74 KMRX 071652  
FWSMRX  
 
SPOT FORECAST FOR ALUM CAVE SAR...GREAT SMOKY MTNS NPS  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
1152 AM EST SAT MAR 7 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 EST ON MARCH 07.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE,CONTACT THE NATIONAL WEATHER  
SERVICE...AT 1-800-697-0075. IF POSSIBLE, PLEASE PROVIDE FEEDBACK  
FOR EVERY SPOT FORECAST REQUEST.  
   
DISCUSSION  
 
BREEZY SOUTHWESTERLY WINDS AND RECORD HEAT ARE EXPECTED TODAY. LATE  
THIS AFTERNOON AND INTO THE EVENING HOURS, A LINE OF SHOWERS AND  
STORMS WILL MOVE THROUGH THE REGION WITH ISOLATED DAMAGING WIND  
GUSTS POSSIBLE. THE MOST LIKELY TIMING FOR OF CONVECTION IN THE  
GSMNP LOOKS TO BE BETWEEN 7 AND 10 PM EST. LIGHT RAIN CHANCES  
WILL PERSIST LATE NIGHT INTO SUNDAY. LOOKING INTO THE EXTENDED,  
ANOTHER STORMY SYSTEM IS EXPECTED NEXT WEDNESDAY. WEATHER WILL  
TURN DRIER LATE NEXT WEEK.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). RAIN SHOWERS AND  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......90 PERCENT.  
MAX TEMPERATURE.....AROUND 67.  
MIN HUMIDITY........70 PERCENT.  
DEWPOINT............56.  
SURFACE WINDS (MPH).SOUTHWEST WINDS 11 TO 16 MPH WITH GUSTS TO  
AROUND 39 MPH.  
 
TIME (EST) 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM  
SKY (%).........42 43 48 44 38 55 66 73  
WEATHER COV..... SCH CHC DEF  
WEATHER TYPE.... RW RW RW  
TSTM COV........ SCH CHC CHC  
CHC OF PCPN (%).10 0 10 10 10 20 50 90  
TEMP............64 66 65 67 65 63 61 57  
DEWPOINT........57 57 58 57 57 56 55 54  
RH..............78 73 78 70 75 78 81 90  
SURFACE WND DIR.SW SW SW SW SW SW SW SW  
SURFACE WND SPD.15 16 15 15 15 14 13 11  
SURFACE WND GST.37 39 38 37 36 33 32 28  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF  
THUNDERSTORMS IN THE EVENING. RAIN SHOWERS  
THROUGH THE NIGHT.  
CHANCE OF PCPN......80 PERCENT.  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........100 PERCENT.  
DEWPOINT............53.  
SURFACE WINDS (MPH).SOUTHWEST WINDS 8 TO 10 MPH. GUSTS UP TO 23 MPH  
EARLY IN THE EVENING.  
 
TIME (EST) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM  
SKY (%).........81 89 88 91 81 81 82 87 88 86 88 93  
WEATHER COV.....LKY LKY DEF LKY LKY LKY LKY LKY LKY DEF LKY DEF  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC CHC  
CHC OF PCPN (%).60 70 80 70 60 70 70 60 70 80 70 80  
TEMP............56 55 55 55 54 53 54 53 53 53 53 53  
DEWPOINT........54 53 53 53 53 53 53 53 53 53 53 53  
RH..............93 93 93 93 96 100 96 100 100 100 100 100  
SURFACE WND DIR.SW SW SW SW SW SW SW SW SW W W W  
SURFACE WND SPD.10 10 9 8 8 8 8 8 8 8 8 8  
SURFACE WND GST.23 21 20 18 17 16 16 16 16 16 16 16  
 
 
FORECASTER...KYLE SNOWDIN  
REQUESTED BY...CUTTER WHEELER  
TYPE OF REQUEST...SAR  
.TAG 2605017.0/MRX  
.DELDT 03/07/26  
.FORMATTERVERSION 2.0.0  
.EMAIL GRSM_DISPATCH@NPS.GOV  
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