FNUS72 KJAX 202206 FWSJAX Spot Forecast for RAILROAD COMPLEX - FFS...Florida Forest Service National Weather Service Jacksonville FL 606 PM EDT Mon Apr 20 2026 Forecast is based on forecast start time of 1800 EDT on April 20. 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. ...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY... .DISCUSSION... Critical fire weather conditions continue through this evening, and return again on Tuesday with a new Red Flag Warning now in place for Clay/Putnam counties from late morning through sunset. Northeasterly gusts around 20 mph will begin to settle over the next few hours. MinRH will recover some after sunset tonight, and winds will be calm and variable tonight but mainly from the north. By daybreak, winds will begin to increase and come steadily from the north/northeast until mid afternoon when winds shift more easterly due to the Atlantic sea breeze. MinRH Tuesday afternoon will be a little lower than today, but winds should be a little less gusty near 20 mph. No fog or precipitation expected. .TONIGHT... TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........32 32 34 28 26 19 14 9 11 7 9 10 Weather cov.....PTY PTY PTY PTY Weather type....SMK SMK SMK SMK 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............74 72 68 65 63 61 60 59 57 56 55 54 RH..............35 37 49 54 58 65 67 69 75 77 77 80 Heat index (F)..74 72 68 65 63 61 60 59 57 56 55 54 Wind chill (F)..74 72 68 65 63 61 60 59 57 56 55 54 20 FT wind dir..NE NE NE NE NE NE NE NE NE N N N 20 FT wind spd..13 10 9 7 6 5 3 3 3 3 2 2 20 FT wind gust.20 17 15 13 10 10 8 8 8 7 7 6 Mix hgt (kft)...3.4 2.2 0.9 0.7 0.6 0.4 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.NE NE NE NE NE NE NE NE NE NE NE NE Transp wind spd.16 15 13 12 9 8 8 8 8 8 7 6 Dispersion idx..55 38 9 6 4 4 4 4 4 3 3 3 LVORI...........1 1 2 2 3 3 3 3 3 4 4 4 .TUESDAY... TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........12 7 3 1 1 2 3 4 4 7 8 12 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 53 55 61 68 73 79 80 80 81 81 80 RH..............80 83 83 72 54 41 31 30 29 28 28 30 Heat index (F)..54 53 55 61 68 73 79 79 79 80 80 79 Wind chill (F)..54 53 55 61 68 73 79 79 79 80 80 79 20 FT wind dir..N NW N N NE NE NE NE NE E E E 20 FT wind spd..3 3 3 5 7 9 10 12 12 12 12 12 20 FT wind gust.6 7 7 8 10 13 14 15 16 16 16 16 Mix hgt (kft)...0.4 0.4 0.4 2.3 4.2 6.1 6.6 7.0 7.5 7.0 6.6 6.2 Transp wind dir.NE NE NE NE N N NE NE NE NE E E Transp wind spd.5 5 6 8 12 14 14 13 13 13 13 13 Dispersion idx..2 2 5 24 56 89 93 76 61 60 59 57 LVORI...........4 5 4 3 1 1 1 1 1 1 1 1 .TUESDAY NIGHT... TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........17 18 27 23 32 40 42 45 47 51 55 59 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............78 76 70 67 65 64 62 60 58 57 57 56 RH..............33 37 51 61 65 67 72 78 83 86 83 86 Heat index (F)..78 76 70 67 65 64 62 60 58 57 57 56 Wind chill (F)..78 76 70 67 65 64 62 60 58 57 57 56 20 FT wind dir..E E E E E E E E E NE N N 20 FT wind spd..10 9 7 6 5 3 2 2 2 1 1 2 20 FT wind gust.15 14 13 10 9 7 6 6 5 5 5 3 Mix hgt (kft)...4.4 2.6 0.8 0.7 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.3 Transp wind dir.E E E E E E E E E SE S S Transp wind spd.13 12 10 9 8 7 6 5 5 3 3 3 Dispersion idx..54 36 5 4 4 3 3 2 2 2 2 2 LVORI...........1 1 2 3 3 3 3 4 5 5 5 6 .WEDNESDAY... TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........61 63 65 67 70 72 71 70 69 67 65 63 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............56 56 58 64 70 75 77 78 78 79 79 78 RH..............86 90 86 73 61 54 50 48 47 45 44 45 Heat index (F)..56 56 58 64 70 75 77 78 78 79 79 78 Wind chill (F)..56 56 58 64 70 75 77 78 78 79 79 78 20 FT wind dir..N N N N E E E E E E E E 20 FT wind spd..2 2 2 3 5 6 7 8 9 10 10 10 20 FT wind gust.3 5 5 6 8 9 12 13 14 14 14 14 Mix hgt (kft)...0.3 0.3 0.3 1.9 3.5 5.0 5.7 6.5 7.2 7.1 6.9 6.7 Transp wind dir.SW W NW N NE E E E E E E E Transp wind spd.2 2 2 3 5 6 7 8 9 9 10 10 Dispersion idx..1 1 2 8 20 39 46 58 69 71 71 69 LVORI...........7 7 5 3 2 1 1 1 1 1 1 1 $$ Forecaster...Klingler Requested by...Matthew Klindt Type of request...WILDFIRE .TAG 2610994.0/JAX .DELDT 04/20/26 .FormatterVersion 2.0.0 .EMAIL Andy.Lamborn@fdacs.gov,Benjamin.Beauchamp@fdacs.gov,Matthew.Dedmon@fdacs.gov,Jason.Foshee@fdacs.gov,David.Sechrist@fdacs.gov,Jason.Longfellow@fdacs.gov,Kayla.Ratliff-Thompson@fdacs.gov,Sierra.Blackwell@fdacs.gov,Roger.Loadholtz@fdacs.gov,Stephen.Montgomery@fdacs.gov,Patrick.Deren@fdacs.gov,Michael.Work@fdacs.gov,Victor.Taylor@fdacs.gov,Matthew.Klindt@fdacs.gov