FNUS72 KJAX 031703 FWSJAX Spot Forecast for CPT 37/39 Clear Cut RX...USFS National Weather Service Jacksonville FL 1203 PM EST Tue Feb 3 2026 Forecast is based on ignition time of 0800 EST on February 04. If conditions become unrepresentative, contact the National Weather Service. Please contact our office at (904) 741-4370 if you have questions or concerns with this forecast. .DISCUSSION... Surface/transport winds and therefore dispersions will increase Wednesday ahead of an approaching cold front that will more through Wednesday Night. Chances for showers will begin around early afternoon, with the peak expected to be between about 6 to 10 PM. Thunderstorms are not expected at this time. A rather breezy and drier northwest flow will develop behind the front for Thursday, with good to borderline high dispersions expected by Thursday afternoon as mixing increases. .WEDNESDAY... TIME (EST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........52 47 41 41 41 41 50 59 68 75 Weather cov..... CHC CHC CHC CHC CHC Weather type.... RW RW RW RW RW Tstm cov........ Chc of pcpn (%).0 0 0 0 0 40 40 40 40 40 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 Temp............37 44 53 60 65 68 69 70 68 65 RH..............100 82 66 53 45 40 40 41 45 54 Heat index (F)..34 41 53 60 65 68 69 70 68 65 Wind chill (F)..34 41 53 60 65 68 69 70 68 65 20 FT wind dir..S S S S SW SW SW SW SW SW 20 FT wind spd..3 5 6 7 8 9 9 9 9 8 20 FT wind gust.10 12 13 15 16 18 17 17 18 17 Mix hgt (kft)...0.7 1.0 1.3 2.0 2.8 3.5 3.5 3.5 3.5 2.6 Transp wind dir.S S S S SW SW SW SW SW SW Transp wind spd.13 14 16 17 17 18 20 20 20 18 Dispersion idx..13 18 26 43 59 73 74 75 68 53 LVORI...........5 3 3 1 1 1 1 1 1 1 .WEDNESDAY NIGHT... TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........82 89 89 88 88 87 86 85 82 79 76 76 Weather cov.....CHC LKY LKY LKY LKY LKY LKY SCH SCH SCH SCH SCH Weather type....RW RW RW RW RW RW RW RW RW RW RW RW Tstm cov........ Chc of pcpn (%).40 60 60 60 60 60 60 20 20 20 20 20 Chc of thdr (%).0 10 10 10 10 10 10 0 0 0 0 0 Temp............61 58 58 56 54 53 52 51 49 47 45 42 RH..............65 77 80 90 96 100 100 100 100 100 100 100 Heat index (F)..61 58 58 56 54 53 52 51 47 45 42 38 Wind chill (F)..61 58 58 56 54 53 52 51 47 45 42 38 20 FT wind dir..SW SW SW SW SW SW SW W W NW NW NW 20 FT wind spd..7 6 5 5 5 5 5 5 5 6 7 7 20 FT wind gust.16 14 14 13 12 10 10 12 13 13 14 14 Mix hgt (kft)...1.8 0.9 0.8 0.8 0.7 0.8 0.8 0.9 1.2 1.5 1.8 1.9 Transp wind dir.SW SW SW W W W NW NW NW NW NW NW Transp wind spd.16 14 13 13 13 13 14 14 15 17 18 18 Dispersion idx..35 9 8 7 7 7 8 8 10 12 12 12 LVORI...........2 4 4 5 7 8 8 8 8 7 6 6 .THURSDAY... TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........77 77 74 72 69 62 54 47 40 32 25 23 Weather cov.....SCH Weather type....RW Tstm cov........ Chc of pcpn (%).20 10 10 10 10 10 10 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............41 40 40 42 44 47 49 51 53 53 53 51 RH..............100 96 92 86 79 71 63 59 52 50 48 52 Heat index (F)..37 36 35 38 39 43 46 51 53 53 53 51 Wind chill (F)..37 36 35 38 39 43 46 51 53 53 53 51 20 FT wind dir..NW NW NW NW NW NW NW NW NW NW NW NW 20 FT wind spd..7 7 7 7 7 7 7 8 8 9 8 6 20 FT wind gust.15 15 16 16 17 18 18 20 20 20 18 16 Mix hgt (kft)...1.9 2.0 2.1 2.3 2.5 3.0 3.4 3.9 4.2 4.4 4.7 3.3 Transp wind dir.NW NW NW NW NW NW NW NW NW NW NW NW Transp wind spd.17 17 17 18 18 20 21 22 21 20 18 16 Dispersion idx..12 33 34 38 46 54 69 87 89 93 97 67 LVORI...........6 4 4 4 3 2 1 1 1 1 1 1 $$ Forecaster...Dubois Requested by...Woodrome Type of request...PRESCRIBED .TAG 2601596.0/JAX .DELDT 02/03/26 .FormatterVersion 2.0.0 .EMAIL wesley.woodrome@usda.gov