309
FNUS72 KGSP 251851
FWSGSP
SPOT FORECAST FOR TWENTYMILE SAR...NPS
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
251 PM EDT SAT OCT 25 2025
FORECAST IS BASED ON FORECAST START TIME OF 1500 EDT ON OCTOBER 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY AND COOL CONDITIONS EXPECTED TONIGHT WITH TEMPERATURES FALLING INTO
THE 40S OVERNIGHT. CLOUDS WILL INCREASE ON SUNDAY WITH A SLIGHT CHANCE OF
LIGHT SHOWERS BY LATE AFTERNOON.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT).
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........65 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING EAST 5 TO 12 MPH.
CEILING (FT)........25000 DECREASING TO 18000 AFTER 3 AM.
VISIBILITY (SM).....10.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........47 46 54 68 69 64 76 82 86 81 87 81
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............54 51 48 47 46 46 45 45 44 44 44 44
RH..............47 53 60 64 64 64 63 64 63 65 65 63
APARNT TMP (F)..54 49 45 43 42 41 40 39 38 39 38 38
SURFACE WND DIR.E E SE E E E E E E E E E
SURFACE WND SPD.3 5 6 8 10 10 12 12 12 12 12 12
SURFACE WND GST.6 7 9 13 14 15 16 17 16 17 17 16
CEILING (HFT)...250 250 250 250 250 250 250 250 250 250 180 180
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10
SUNDAY
SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT) THEN BECOMING
CLOUDY (90-100 PERCENT). SLIGHT CHANCE OF RAIN
SHOWERS LATE IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 54.
MIN HUMIDITY........46 PERCENT.
SURFACE WINDS (MPH).EAST WINDS 5 TO 10 MPH IN THE MORNING AND EARLY
AFTERNOON BECOMING LIGHT, THEN BECOMING
SOUTHEAST 5 TO 6 MPH LATE IN THE AFTERNOON.
CEILING (FT)........14000 INCREASING TO 25000 LATE IN THE MORNING,
THEN DECREASING TO 13000 LATE IN THE MORNING
INCREASING TO 25000 LATE IN THE MORNING
DECREASING TO 14000 DECREASING TO 8000 LATE IN
THE AFTERNOON.
VISIBILITY (SM).....10.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........74 73 55 51 61 72 68 76 84 81 93 96
WEATHER COV..... SCH SCH
WEATHER TYPE.... RW RW
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 10 10 10 20 20
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............44 44 44 44 46 47 50 52 53 54 54 53
RH..............60 62 61 63 60 56 51 48 46 53 54 57
APARNT TMP (F)..38 38 39 39 42 44 49 52 53 54 54 53
SURFACE WND DIR.E E E E E E E E SE SE SE SE
SURFACE WND SPD.10 10 10 9 7 6 5 5 3 5 6 6
SURFACE WND GST.16 15 14 14 13 10 9 8 8 9 10 12
CEILING (HFT)...150 140 140 250 130 250 250 150 140 100 80 100
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10
FORECASTER...SCW
REQUESTED BY...CUTTER WHEELER
TYPE OF REQUEST...SAR
.TAG 2524480.0/GSP
.DELDT 10/25/25
.FORMATTERVERSION 2.0.0
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