311  
FNUS74 KMRX 311758  
FWSMRX  
 
SPOT FORECAST FOR SPRUCE FLATS FALLS SAR...GREAT SMOKY MOUNTAINS NAT PARK  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
158 PM EDT SUN MAY 31 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1400 EDT ON MAY 31.  
 
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  
 
CHANCES FOR ISOLATED TO SCATTERED SHOWERS AND STORMS INCREASE  
THIS AFTERNOON AND EVENING. WHILE SEVERE WEATHER ISN'T EXPECTED,  
ANY THUNDERSTORM IS CAPABLE OF PRODUCING STRONG AND GUSTY WINDS,  
AS WELL AS LIGHTNING. ISOLATED SHOWERS MAY LINGER OVERNIGHT.  
ADDITIONAL SHOWERS AND STORMS ARE ANTICIPATED ON MONDAY, WITH A  
FEW STRONG TO SEVERE STORMS POSSIBLE. DAMAGING STRAIGHT-LINE  
WINDS ARE THE MAIN CONCERN. A DRIER WEATHER PATTERN IS EXPECTED  
AFTER TUESDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON, THEN CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........49 PERCENT.  
DEWPOINT............63.  
SURFACE WINDS (MPH).LIGHT WINDS.  
 
TIME (EDT) 2PM 3PM 4PM 5PM  
SKY (%).........75 80 69 76  
WEATHER COV.....SCH CHC CHC CHC  
WEATHER TYPE....RW RW RW RW  
TSTM COV........SCH CHC CHC CHC  
CHC OF PCPN (%).20 30 50 50  
TEMP............83 81 81 80  
DEWPOINT........62 62 63 64  
RH..............49 53 54 58  
SURFACE WND DIR.W NW NW W  
SURFACE WND SPD.3 3 3 1  
SURFACE WND GST.6 5 5 5  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SLIGHT CHANCE OF SHOWERS OVERNIGHT.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 61.  
MAX HUMIDITY........97 PERCENT.  
DEWPOINT............63.  
SURFACE WINDS (MPH).LIGHT WINDS.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........68 68 84 67 59 64 62 67 68 71 70 82  
WEATHER COV.....CHC CHC CHC CHC CHC CHC SCH SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC SCH SCH SCH  
CHC OF PCPN (%).40 30 40 40 40 30 20 20 20 20 20 20  
TEMP............77 75 72 70 68 67 66 65 64 64 63 63  
DEWPOINT........65 65 65 64 64 64 63 63 62 61 61 61  
RH..............67 71 79 81 87 90 90 93 93 90 93 93  
SURFACE WND DIR.W W SW S S S S N N N N N  
SURFACE WND SPD.3 3 3 1 1 1 1 0 0 0 0 0  
SURFACE WND GST.5 5 6 5 5 5 5 3 3 3 2 2  
 
 
FORECASTER...SAM ROBERTS  
REQUESTED BY...DAVID ENGLE  
TYPE OF REQUEST...SAR  
.TAG 2614710.0/MRX  
.DELDT 05/31/26  
.FORMATTERVERSION 2.0.0  
.EMAIL GRSM_DISPATCH@NPS.GOV  
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