154
FNUS74 KMRX 210926
FWSMRX
SPOT FORECAST FOR MEMORIAL DAY FLAG PLACEMENT...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE MORRISTOWN TN
526 AM EDT THU MAY 21 2026
FORECAST IS BASED ON FORECAST START TIME OF 1700 EDT ON MAY 21.
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
SCATTERED SHOWERS AND THUNDERSTORMS AGAIN LIKELY LATE THIS
AFTERNOON AND EVENING, HIT OR MISS TYPE ACTIVITY WITH LOWER
CONFIDENCE ON IF STORMS WILL HIT DURING ANY SINGLE HOUR. EVEN IF
STORMS AREN'T DIRECTLY OVERHEAD, THEY'LL LIKELY BE NEARBY. MOST
LIKELY HAZARDS ARE LIGHTNING, HEAVY DOWNPOURS, AND BRIEF GUSTY
WINDS.
REST OF TODAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). SHOWERS AND CHANCE OF
THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........71 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS.
TIME (EDT) 5PM
SKY (%).........88
WEATHER COV.....DEF
WEATHER TYPE....RW
TSTM COV........CHC
TEMP............74
RH..............76
SURFACE WND DIR.S
SURFACE WND SPD.3
SURFACE WND GST.7
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN
CHANCE OF SHOWERS OVERNIGHT.
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........100 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........93 89 92 91 84 88 83 55 58 60 66 60
WEATHER COV.....DEF LKY CHC CHC CHC CHC SCH SCH CHC SCH CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC SCH SCH SCH
TEMP............74 75 72 70 69 69 68 68 68 68 67 65
RH..............76 71 81 84 87 84 87 87 84 84 87 90
SURFACE WND DIR.SE E E E E E E E SE E SE S
SURFACE WND SPD.3 3 4 3 3 3 3 3 4 4 4 4
SURFACE WND GST.7 8 8 8 7 7 8 8 8 9 9 10
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SHOWERS LIKELY
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........62 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHEAST 6 TO 8 MPH EARLY
IN THE MORNING.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........75 78 70 75 84 86 85 80 75 77 72 53
WEATHER COV.....CHC CHC SCH CHC LKY CHC LKY DEF DEF DEF DEF DEF
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH CHC CHC CHC CHC
TEMP............65 65 63 67 71 72 74 74 75 76 77 77
RH..............90 90 100 90 81 79 76 76 74 71 69 69
SURFACE WND DIR.S S S S SE S S SE S SE SE SE
SURFACE WND SPD.5 5 6 6 6 8 8 8 8 8 8 8
SURFACE WND GST.12 12 13 13 14 15 16 16 16 16 16 15
FORECASTER...NATHAN WELLINGTON
REQUESTED BY...ASHLEY BURNS
TYPE OF REQUEST...OTHER
.TAG 2613920.0/MRX
.DELDT 05/21/26
.FORMATTERVERSION 2.0.0
.EMAIL ASHLEY_BURNS@NPS.GOV
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