388
FNUS74 KMRX 090140
FWSMRX
SPOT FORECAST FOR ALUM SAR...GRSM DOI/NPS
NATIONAL WEATHER SERVICE MORRISTOWN TN
940 PM EDT THU MAY 8 2025
FORECAST IS BASED ON FORECAST START TIME OF 2100 EDT ON MAY 08.
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
STORMS ARE DIMINISHING IN STRENGTH BUT A FEW WILL BE AROUND FOR THE NEXT
HOUR OR SO. SOME STORMS MAY BE STRONG TO SEVERE WITH LARGE HAIL AND
VERY HEAVY DOWNPOURS AS THE MAIN THREATS. STORMS WILL CLEAR OUT BY
AROUND MIDNIGHT, BUT A FRONT WILL MOVE IN FROM THE NORTHWEST WHICH
COULD CAUSE ADDITIONAL RAINFALL LATE TONIGHT AND INTO THE MORNING HOURS
TOMORROW. LOW CLOUDS WOULD AND MOUNTAIN OBSCUREMENT WOULD ACCOMPANY
THESE SHOWERS.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). RAIN SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS
OVERNIGHT.
CHANCE OF PCPN......70 PERCENT.
MIN TEMPERATURE.....AROUND 47.
MAX HUMIDITY........96 PERCENT.
DEWPOINT............48 DECREASING TO 45 AFTER 3 AM.
SURFACE WINDS (MPH).WEST WINDS 8 TO 9 MPH SHIFTING TO THE SOUTHWEST
AROUND 8 MPH OVERNIGHT.
TIME (EDT) 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM
SKY (%).........78 68 81 86 80 84 81 69 59 62 51
WEATHER COV.....LKY LKY LKY CHC CHC SCH SCH SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC SCH SCH SCH
CHC OF PCPN (%).70 70 70 40 30 20 20 20 10 10 10
TEMP............52 52 51 50 49 49 49 48 48 48 47
DEWPOINT........50 49 49 48 48 47 47 46 45 45 46
RH..............93 89 93 93 96 93 93 93 89 89 96
SURFACE WND DIR.NW W W W W W SW S W SW SW
SURFACE WND SPD.9 9 9 8 9 8 8 8 8 8 8
SURFACE WND GST.13 13 13 12 12 10 10 10 10 10 10
FRIDAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). PATCHY FOG EARLY
IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING. CHANCE OF RAIN SHOWERS THROUGH
THE DAY. CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
CHANCE OF PCPN......40 PERCENT.
MAX TEMPERATURE.....AROUND 53.
MIN HUMIDITY........83 PERCENT.
DEWPOINT............47.
SURFACE WINDS (MPH).NORTHWEST WINDS 8 TO 10 MPH SHIFTING TO THE
NORTH 10 TO 14 MPH IN THE LATE MORNING AND
AFTERNOON.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
SKY (%).........42 54 62 75 75 65 60 69 64 71 66 55
WEATHER COV.....PTY CHC CHC CHC CHC CHC CHC CHC CHC CHC SCH
WEATHER TYPE....FOG RW RW RW RW RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH CHC CHC CHC
CHC OF PCPN (%).10 30 40 40 40 30 30 30 30 30 20 10
TEMP............49 49 51 51 51 51 51 52 53 51 51 50
DEWPOINT........47 48 48 49 49 48 48 49 48 48 46 45
RH..............93 96 89 93 93 89 89 89 83 89 83 83
SURFACE WND DIR.W NW NW NW N N N N N N N N
SURFACE WND SPD.8 9 10 10 10 10 10 12 12 12 13 14
SURFACE WND GST.10 13 14 16 16 17 17 18 20 20 20 21
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 38.
MAX HUMIDITY........89 PERCENT.
DEWPOINT............42 DECREASING TO 33.
SURFACE WINDS (MPH).NORTHEAST WINDS 15 TO 16 MPH SHIFTING TO THE
EAST LATE IN THE EVENING.
TIME (EDT) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM
SKY (%).........56 57 56 54 54 53 53 50 48 45 51 56
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 10 10 10 10 10 10
TEMP............48 49 47 45 43 42 41 40 39 39 39 40
DEWPOINT........44 44 43 41 39 38 36 35 34 33 32 32
RH..............86 83 85 86 84 85 82 82 82 79 75 72
SURFACE WND DIR.N N N N NE NE E E E E E E
SURFACE WND SPD.15 16 16 15 15 15 15 15 16 16 16 16
SURFACE WND GST.21 21 20 20 20 20 20 20 21 21 21 21
FORECASTER...LYLE WILSON
REQUESTED BY...WHEELER-152
TYPE OF REQUEST...SAR
.TAG 2513586.0/MRX
.DELDT 05/08/25
.FORMATTERVERSION 2.0.0
.EMAIL GRSM_DISPATCH@NPS.GOV
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