599
FNUS72 KFFC 201648
FWSFFC
SPOT FORECAST FOR LITTLE ROCK CREEK...USFS/BRRD
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1148 AM EST TUE JAN 20 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON JANUARY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
GOOD MORNING,
CONDITIONS TO REMAIN DRY THROUGH THE DAY ON WEDNESDAY WITH RH
VALUES DROPPING TO THE MID 20 PERCENT RANGE EARLY TO MID
AFTERNOON. CLOUDS INCREASE THROUGH THE DAY FROM SCATTERED SKIES TO
OVERCAST BY THE EVENING HOURS. MOISTURE INCREASES INTO THE
OVERNIGHT HOURS WITH LOW END PRECIPITATION CHANCES INCREASING
THROUGH THE NIGHT. TEMPERATURES OVERNIGHT ON WEDNESDAY WILL BE IN
THE MID TO LOW 30S AND DEWPOINTS WILL BE IN THE MID TO UPPER 20S.
THIS MEANS ANY PRECIPITATION MAY END UP FALLING MORE AS A RAIN
SNOW MIX UNTIL DAYTIME WARMING KICKS IN ON THURSDAY.
WINDS ON WEDNESDAY WILL BE GENERALLY OUT OF THE SE TO S THROUGH
THE DAY BECOMING VARIABLE AND LIGHT WEDNESDAY NIGHT. NEAR SURFACE
WINDS ARE LIKELY TO REMAIN MORE ON THE ESE SIDE OVER THE SE OR S,
LIKE SURROUNDING AREAS, DUE TO THE NEARBY TOPOGRAPHY. EXPECT
SUSTAINED WINDS OF 5 TO 10 MPH WITH OCCASIONAL GUSTS OF 15 TO
20MPH BY THE AFTERNOON. TRANSPORT WINDS WILL BE S AT 15 TO 20 MPH.
MIXING HEIGHTS LIKELY WILL NOT EXCEED 2KFT.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 47.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH IN THE LATE MORNING AND
AFTERNOON BECOMING LIGHT.
MIXING HEIGHT.......1800 FT AGL.
TRANSPORT WINDS.....SOUTH 12 TO 16 MPH.
SMOKE DISPERSAL.....POOR (7200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (26100 KNOT-FT) IN THE
AFTERNOON.
LVORI...............2.
ADI.................12 TO 39.
PCPN AMOUNT.........0.00 INCHES.
CEILING (KFT).......25 DECREASING TO 13.
TIME (EST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........35 36 45 42 37 37 47 46
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
TEMP............34 41 44 46 47 47 47 45
RH..............43 34 31 30 31 33 35 39
20 FT WIND DIR..S S S S S S S S
20 FT WIND SPD..5 5 6 6 6 6 5 3
20 FT WIND GUST.12 14 15 16 15 14 14 13
MIX HGT (KFT)...0.9 1.2 1.4 1.7 1.8 1.8 1.7 0.7
TRANSP WIND DIR.S S S S S S S S
TRANSP WIND SPD.15 16 16 16 16 16 15 12
LVORI...........2 2 2 1 1 1 1 2
ADI.............17 25 29 36 39 36 32 12
VRATE KT-FT/1K..11 16 19 24 26 24 22 7
VENTRATE CAT....PR PR PR PR PR PR PR PR
CEILING (KFT)...25 25 25 25 22 19 15 13
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN
SHOWERS.
CWR.................10 PERCENT INCREASING TO 50 PERCENT.
MIN TEMPERATURE.....AROUND 32.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 8 TO 12 MPH.
SMOKE DISPERSAL.....POOR (1800 KNOT-FT).
LVORI...............6.
ADI.................3 TO 5.
PCPN AMOUNT.........0.05 INCHES.
CEILING (KFT).......10 DECREASING TO 3.8.
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........53 63 72 79 86 86 87 87 88 89 90 89
WEATHER COV..... CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CWR.............10 30 30 30 30 30 30 50 50 50 50 50
TEMP............41 39 37 36 36 36 36 36 36 35 35 35
RH..............48 53 56 60 64 69 74 80 86 92 97 100
20 FT WIND DIR..S S S S S S S S S SW SW SW
20 FT WIND SPD..2 1 1 1 1 1 1 1 1 1 1 1
20 FT WIND GUST.10 8 7 6 6 6 5 5 5 3 3 3
MIX HGT (KFT)...0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
TRANSP WIND DIR.S S S S S S SW SW SW SW SW SW
TRANSP WIND SPD.12 12 9 9 9 9 10 10 10 9 8 8
LVORI...........2 2 3 3 3 3 3 4 6 6 8 9
ADI.............5 5 4 4 4 4 4 5 4 4 4 3
VRATE KT-FT/1K..4 3 3 2 3 3 3 3 3 3 2 2
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
CEILING (KFT)...10 7.1 5.2 4.4 4.4 4.1 3.8
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
SHOWERS.
CWR.................50 PERCENT DECREASING TO 30 PERCENT.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........73 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......1600 FT AGL.
TRANSPORT WINDS.....WEST 2 TO 7 MPH.
SMOKE DISPERSAL.....POOR (1300 KNOT-FT).
LVORI...............6.
ADI.................3 TO 7.
PCPN AMOUNT.........0.07 INCHES.
CEILING (KFT).......MISSING.
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........87 85 83 81 78 76 73 70 73 77 80 82
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CWR.............50 30 30 30 30 30 30 30 30 30 30 30
TEMP............35 35 36 38 40 43 46 48 50 50 50 48
RH..............100 100 100 100 100 92 83 77 74 73 74 76
20 FT WIND DIR..NW N N N N NW NW W W W W NW
20 FT WIND SPD..1 1 1 1 1 1 2 2 2 2 2 2
20 FT WIND GUST.5 5 5 6 6 7 7 8 8 8 8 7
MIX HGT (KFT)...0.3 0.3 0.3 0.4 0.5 0.7 0.9 1.2 1.4 1.6 1.6 1.3
TRANSP WIND DIR.W W W W W W W W W W NW NW
TRANSP WIND SPD.7 7 6 3 3 3 3 3 3 3 2 2
LVORI...........8 9 9 9 9 6 5 4 3 3 3 4
ADI.............7 6 5 4 3 3 4 6 6 6 6 4
VRATE KT-FT/1K..2 2 1 1 1 2 3 4 4 4 4 3
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
CEILING (KFT)...
FORECASTER...SMARLOW
REQUESTED BY...DREW FORD
TYPE OF REQUEST...PRESCRIBED
.TAG 2600642.0/FFC
.DELDT 01/20/26
.FORMATTERVERSION 2.0.0
.EMAIL CHARLES.O.GRAY@USDA.GOV,DREW.FORD@USDA.GOV
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