076
FNUS72 KGSP 230621
FWSGSP
SPOT FORECAST FOR FLAT BALD WEST...BIA
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
221 AM EDT MON MAR 23 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
VERY LIMITED POTENTIAL TODAY FOR RH BELOW 40%, AT LEAST AT THE HIGHER
ELEVATIONS WHERE THE BURN SITE IS. INTERMITTENT SPRINKLES LASTING
THROUGH MID-MORNING MAY LEAVE TRACES RAIN ON THE GROUND THAT WILL
INTERFERE WITH, OR AT LEAST DELAY, AFTERNOON DRYING.
HOWEVER, WINDS WILL BE QUITE GUSTY. GENERALLY EXPECT A W WIND IN THE
MORNING, TURNING TO THE NW, AND THEN N BY EARLY AFTERNOON, WITH GUSTS
OF 20-24MPH IN THE AFTERNOON. APPROXIMATELY A 25% CHANCE OF GUSTS
>25MPH. GUSTS SHOULD PERSIST LONGER AFTER SUNSET THAN IS TYPICAL,
BUT DIE DOWN BY MIDNIGHT.
MUCH, MUCH DRIER CONDITIONS ARE EXPECTED TUESDAY, WITH AFTERNOON RH
LIKELY TO TANK TO 25% OR LOWER...WITH A 50% CHANCE THAT RH WILL FALL
BELOW 20%, AT LEAST BRIEFLY, DURING PEAK HEATING. HOWEVER, WINDS ON
TUESDAY AFTERNOON BE MUCH LIGHTER, WITH ONLY SPORADIC GUSTS EXPECTED,
AND NOT GETTING ABOVE 12-13MPH.
IF YOU HAVE QUESTIONS, CONTACT THE OFFICE AND A METEOROLOGIST WILL
DISCUSS WITH YOU.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING
SUNNY (20-30 PERCENT). SLIGHT CHANCE OF RAIN
EARLY IN THE MORNING, THEN SLIGHT CHANCE OF
RAIN LATE IN THE MORNING.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....AROUND 57.
MIN HUMIDITY........49 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 9 MPH SHIFTING TO THE NORTH 8
TO 10 MPH IN THE LATE MORNING AND AFTERNOON.
GUSTS UP TO 25 MPH.
MIXING HEIGHT.......2600 FT AGL.
TRANSPORT WINDS.....WEST 16 TO 18 MPH SHIFTING TO THE NORTH 17 TO
20 MPH IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....POOR (7595 MPH-FT) EARLY IN THE MORNING
INCREASING TO GOOD (47415 MPH-FT) IN THE
AFTERNOON.
LVORI...............3.
ADI.................16 TO 54.
STABILITY CLASS.....3.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........7100 DECREASING TO 3500 EARLY IN THE MORNING,
INCREASING TO 4500 EARLY IN THE AFTERNOON,
INCREASING TO 19800 LATE IN THE AFTERNOON.
VISIBILITY (SM).....10 DECREASING TO 2.56 LATE IN THE MORNING, THEN
INCREASING TO 10 LATE IN THE MORNING.
SFC PRESSURE (IN)...26.43.
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........72 61 38 25 16 14 12 13
WEATHER COV.....SCH
WEATHER TYPE....RN
TSTM COV........
CHC OF THDR (%).10 0 0 0 0 0 0 0
TEMP............55 55 56 55 56 56 55 55
DEWPOINT........52 51 49 47 45 42 38 35
RH..............91 86 79 74 65 60 53 46
20 FT WIND DIR..NW N N N N N N N
20 FT WIND SPD..8 9 9 9 9 9 9 10
20 FT WIND GUST.22 21 22 21 22 22 22 22
MIX HGT (KFT)...1.4 1.6 2.0 2.2 2.3 2.4 2.6 2.5
TRANSP WIND DIR.N N N N N N N N
TRANSP WIND SPD.18 20 20 20 18 17 18 18
LVORI...........4 4 3 3 1 1 1 1
ADI.............30 33 49 51 50 49 54 53
VRATE MPH-FT/1K.27 31 40 42 43 42 47 46
CEILING (HFT)...3.0 8.0 45 22 35 118 198 203
VISIBILITY (SM).2.6 10 10 10 10 10 10 10
SFC PRES (IN)...653 656 658 659 660 661 661 662
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 34.
MAX HUMIDITY........56 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 6 TO 9 MPH WITH GUSTS TO AROUND
22 MPH BECOMING LIGHT.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....NORTHEAST 14 TO 20 MPH SHIFTING TO THE EAST 9
TO 13 MPH AFTER 3 AM.
SMOKE DISPERSAL.....GOOD (38093 MPH-FT) EARLY IN THE EVENING
DECREASING TO POOR (2877 MPH-FT) LATE IN THE
NIGHT.
LVORI...............2.
ADI.................47 EARLY IN THE EVENING DECREASING TO 4 LATE IN
THE NIGHT.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........18500 DECREASING TO 17100 LATE IN THE EVENING,
THEN INCREASING TO 21900 OVERNIGHT.
VISIBILITY (SM).....10.
SFC PRESSURE (IN)...26.64.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........11 17 18 23 61 71 80 82 62 58 43 54
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............53 49 44 42 40 39 39 38 36 36 35 35
DEWPOINT........32 29 28 26 26 25 24 23 22 21 20 17
RH..............45 46 52 53 55 56 55 55 56 55 52 48
20 FT WIND DIR..N N N NE NE NE NE NE NE E E E
20 FT WIND SPD..9 9 8 7 7 6 6 6 5 5 3 2
20 FT WIND GUST.22 22 22 21 18 17 15 15 13 12 10 9
MIX HGT (KFT)...1.9 1.6 0.9 0.6 0.6 0.6 0.5 0.7 0.4 0.4 0.3 0.3
TRANSP WIND DIR.N N N NE NE NE NE NE NE NE E E
TRANSP WIND SPD.20 20 17 17 17 17 17 16 15 14 13 9
LVORI...........1 2 2 2 2 2 2 2 2 2 2 2
ADI.............47 13 12 8 12 12 12 11 10 9 6 4
VRATE MPH-FT/1K.38 31 15 11 10 10 9 11 7 5 4 3
CEILING (HFT)...201 218 224 187 185 171 190 224 219 231 248 250
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10
SFC PRES (IN)...664 665 667 668 669 670 670 670 670 669 669 669
TUESDAY
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 58.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH LATE IN
THE AFTERNOON.
MIXING HEIGHT.......3700 FT AGL.
TRANSPORT WINDS.....EAST 7 TO 8 MPH SHIFTING TO THE SOUTH 6 TO 7
MPH LATE IN THE MORNING, THEN SHIFTING TO THE
SOUTHWEST AROUND 6 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (2416 MPH-FT) EARLY IN THE MORNING
INCREASING TO FAIR (21406 MPH-FT) IN THE
AFTERNOON.
LVORI...............2.
ADI.................4 TO 26.
STABILITY CLASS.....4.
PCPN AMOUNT.........0.00 INCHES.
CEILING (FT)........15200 INCREASING TO 16400 LATE IN THE MORNING,
THEN DECREASING TO 15500 EARLY IN THE AFTERNOON
INCREASING TO 30000 LATE IN THE AFTERNOON
DECREASING TO 14800.
VISIBILITY (SM).....10 IN THE MORNING AND EARLY AFTERNOON.
SFC PRESSURE (IN)...26.69.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........43 57 59 63 61 59 62 66 69 66 63 60
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............35 35 36 39 43 48 51 54 56 57 58 57
DEWPOINT........17 15 13 15 17 19 20 21 20 21 23 24
RH..............46 42 39 37 34 31 28 27 24 24 26 28
20 FT WIND DIR..E E E SE S S S S S S S S
20 FT WIND SPD..2 2 2 2 2 2 3 3 5 5 6 6
20 FT WIND GUST.8 7 7 7 8 9 10 12 12 13 13 13
MIX HGT (KFT)...0.4 0.4 0.3 0.4 0.8 1.4 2.2 3.1 3.6 3.7 3.5 3.0
TRANSP WIND DIR.E E E E SE S S SW SW SW SW SW
TRANSP WIND SPD.8 7 7 7 7 6 6 6 6 6 6 6
LVORI...........2 2 2 2 2 2 2 2 2 2 2 2
ADI.............4 7 7 7 8 11 16 22 25 26 24 18
VRATE MPH-FT/1K.3 3 2 3 6 8 13 18 21 21 20 17
CEILING (HFT)...170 152 164 163 188 205 164 155 300 300 300 148
VISIBILITY (SM).10 10 10 10 10 10 10 10
SFC PRES (IN)...670 671 673 675 676 677 676 674 672 670 669 669
FORECASTER...MPR
REQUESTED BY...KODY STONER
TYPE OF REQUEST...PRESCRIBED
.TAG 2607159.0/GSP
.DELDT 03/23/26
.FORMATTERVERSION 2.0.0
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