121
FNUS72 KGSP 310139
FWSGSP
SPOT FORECAST FOR PERSIMMON RIDGE FIRE...SC FORESTRY COMMISSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
939 PM EDT SUN MAR 30 2025
FORECAST IS BASED ON FORECAST START TIME OF 2235 EDT ON MARCH 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
ISOLATED TO SCATTERED SHOWERS WILL CONTINUE OVERNIGHT AND INTO
MONDAY MORNING. A LINE OF SHOWERS AND THUNDERSTORMS IS EXPECTED TO
MOVE ACROSS THE AREA MONDAY AFTERNOON AHEAD OF A COLD FRONT.
SEVERAL OF THESE STORMS MAY BE SEVERE WITH DAMAGING WINDS AND AN
ISOLATED TORNADO. THE MOST LIKELY WINDOW FOR SEVERE WEATHER WILL
BE BETWEEN 2-4PM. THEREAFTER, SHOWERS MAY LINGER INTO EARLY MONDAY
MORNING BEFORE ALL PRECIPITATION SHIFTS EAST OF THE AREA
OVERNIGHT. WINDS WILL SHIFT TO OUT OF THE NORTHWEST BEHIND THE
FRONT MONDAY NIGHT WITH A FEW GUSTS POSSIBLE.
TONIGHT
SKY/WEATHER.........CLOUDY (90-100 PERCENT). PATCHY FOG. SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 8 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTH 12 TO 13 MPH.
SMOKE DISPERSAL.....POOR (6675 MPH-FT).
LVORI...............6.
ADI.................8 TO 11.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.44 INCHES.
CEILING (FT)........700 DECREASING TO 300.
VISIBILITY (SM).....2.98 DECREASING TO 2.21 OVERNIGHT, THEN
INCREASING TO 2.66 AFTER 3 AM DECREASING TO
1.57 EARLY IN THE MORNING.
SFC PRESSURE (IN)...27.98.
TIME (EDT) 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........97 98 97 97 96 97 98 98
WEATHER COV.....LKY LKY LKY LKY LKY LKY LKY LKY
WEATHER TYPE....RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC CHC CHC CHC CHC CHC CHC
CHC OF THDR (%).40 40 40 40 30 30 30 30
TEMP............62 62 62 62 62 61 61 61
DEWPOINT........59 59 60 60 60 60 60 60
RH..............92 91 93 92 93 95 95 97
20 FT WIND DIR..S S S S S S S SW
20 FT WIND SPD..7 7 7 7 8 7 7 7
20 FT WIND GUST.13 14 14 15 14 14 13 13
MIX HGT (KFT)...0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.5
TRANSP WIND DIR.S S S S S SW S S
TRANSP WIND SPD.12 13 13 13 13 13 13 13
LVORI...........6 5 5 5 5 6 6 6
ADI.............8 11 11 11 11 11 11 11
VRATE MPH-FT/10007 7 7 7 7 7 7 7
CEILING (HFT)...7.0 4.0 4.0 4.0 4.0 4.0 4.0 3.0
VISIBILITY (SM).4 3 3.0 3 2.2 2.8 2.7 1.6
SFC PRES (IN)...807 806 805 804 803 801 799 798
MONDAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). PATCHY FOG IN THE
MORNING. SHOWERS LIKELY IN THE MORNING, THEN
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
CHANCE OF THUNDER...43 PERCENT.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........73 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH. GUSTS UP TO 21 MPH
LATE IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......2400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 17 MPH INCREASING TO 18 TO 21
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (5063 MPH-FT) EARLY IN THE MORNING
INCREASING TO GOOD (48796 MPH-FT) IN THE
AFTERNOON.
LVORI...............5.
ADI.................10 TO 44.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.47 INCHES.
CEILING (FT)........300 EARLY IN THE MORNING, INCREASING TO 500
EARLY IN THE AFTERNOON INCREASING TO 1000
LATE IN THE AFTERNOON INCREASING TO 2400.
VISIBILITY (SM).....2.08 INCREASING TO 6.
SFC PRESSURE (IN)...27.86.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........99 100 100 100 100 99 99 98 98 97 96 92
WEATHER COV.....LKY LKY LKY LKY LKY LKY LKY LKY LKY DEF DEF DEF
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........ SCH CHC CHC CHC CHC SCH
CHC OF THDR (%).10 10 10 10 10 10 20 30 40 40 30 20
TEMP............61 61 61 61 62 63 65 66 66 67 67 66
DEWPOINT........60 60 59 60 60 60 60 60 60 60 59 58
RH..............95 96 95 96 92 90 86 82 80 78 75 73
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..6 6 6 6 6 7 7 8 8 8 8 8
20 FT WIND GUST.12 12 13 15 16 17 18 18 21 20 21 20
MIX HGT (KFT)...0.5 0.5 0.5 0.8 1.2 1.5 1.6 1.7 2.1 2.4 2.4 2.1
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW W
TRANSP WIND SPD.12 10 9 10 10 13 14 13 17 21 20 18
LVORI...........6 6 6 6 5 4 4 3 3 3 3 3
ADI.............10 11 10 11 15 21 23 22 34 44 42 37
VRATE MPH-FT/10006 6 5 8 13 19 22 22 37 49 47 39
CEILING (HFT)...4.0 4.0 3.0 3.0 4.0 4.0 5.0 7.0 10 15 19 24
VISIBILITY (SM).2.1 3 4 3 4 4 6 6 6 7 8 8
SFC PRES (IN)...798 798 798 798 798 798 796 794 792 790 788 786
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
PARTLY CLOUDY (20-30 PERCENT). RAIN SHOWERS
LIKELY EARLY IN THE EVENING, THEN CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING. SLIGHT
CHANCE OF RAIN SHOWERS EARLY IN THE EVENING.
CHANCE OF THUNDER...11 PERCENT.
MIN TEMPERATURE.....AROUND 47.
MAX HUMIDITY........87 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH SHIFTING TO THE NORTHWEST
AROUND 5 MPH LATE IN THE EVENING, THEN BECOMING
LIGHT OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....WEST 9 TO 15 MPH SHIFTING TO THE NORTH 9 TO 10
MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....FAIR (21866 MPH-FT) EARLY IN THE EVENING
DECREASING TO POOR (5178 MPH-FT) LATE IN THE
NIGHT.
LVORI...............4.
ADI.................4 TO 24.
STABILITY CLASS.....5.
PCPN AMOUNT.........0.14 INCHES.
CEILING (FT)........1500 INCREASING TO 30000 LATE IN THE EVENING,
THEN INCREASING TO 35000 OVERNIGHT.
VISIBILITY (SM).....8 IN THE EVENING AND OVERNIGHT.
SFC PRESSURE (IN)...27.86.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........87 82 63 52 44 14 13 14 14 8 8 7
WEATHER COV.....LKY CHC SCH SCH
WEATHER TYPE....RW RW RW RW
TSTM COV........
CHC OF THDR (%).10 10 10 10 10 0 0 0 0 0 0 0
TEMP............66 64 61 60 58 58 56 54 53 51 50 48
DEWPOINT........57 57 57 56 54 52 51 49 48 47 46 45
RH..............74 77 84 86 85 82 83 83 83 84 85 87
20 FT WIND DIR..SW SW SW W W NW NW NW NW NW N N
20 FT WIND SPD..8 7 7 6 5 5 3 3 3 3 3 3
20 FT WIND GUST.18 16 16 15 13 10 10 9 9 9 9 9
MIX HGT (KFT)...1.5 0.9 0.6 0.7 0.6 0.6 0.6 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.SW W SW W N N N N N N N N
TRANSP WIND SPD.15 13 9 9 9 9 10 10 10 10 10 10
LVORI...........3 4 4 5 4 4 5 5 5 5 5 5
ADI.............24 11 6 6 6 4 5 5 5 5 5 5
VRATE MPH-FT/100022 11 6 6 6 6 6 6 6 5 5 5
CEILING (HFT)...21 18 15 300 350 350 350 350 350 350 300 300
VISIBILITY (SM).8 8 8 8 8 9 9 9 9
SFC PRES (IN)...786 787 787 789 790 792 793 794 796 796 797 797
FORECASTER...THOMAS WINESETT
REQUESTED BY...DARRYL JONES
TYPE OF REQUEST...WILDFIRE
.TAG 2507682.5/GSP
.DELDT 03/30/25
.FORMATTERVERSION 2.0.0
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