Spot Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
142 FNUS72 KJAX 231212 FWSJAX Spot Forecast for Griffis Reforestation Project...Florida Forest Service National Weather Service Jacksonville FL 812 AM EDT Thu Jul 23 2026 Forecast is based on ignition time of 0900 EDT on July 23. 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... Light and variable winds this morning will increase and become easterly as the Atlantic sea breeze pushes in during the afternoon around 3pm with Fair to Good dispersions. A few showers and storms will be possible as the sea breeze pushes inland Today, with any lingering activity diminishing by the late afternoon to early evening hours. Wind speeds will begin to wane during the overnight hours. Similar pattern on Friday with the Atlantic sea breeze pushing through during the mid afternoon hours. Temperatures both afternoon hours will reach into the mid to upper 90s, with heat index values rising to near Heat Advisory criteria. .REST OF TODAY... TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........2 1 8 16 37 40 40 33 36 Weather cov..... SCH SCH SCH Weather type.... RW RW RW Tstm cov........ SCH SCH SCH Chc of pcpn (%).0 0 0 10 10 10 20 20 20 Chc of thdr (%).0 0 0 10 10 10 20 20 20 Temp............81 87 90 93 95 97 97 98 96 RH..............85 70 62 54 49 45 45 42 45 Heat index (F)..87 98 101 103 105 106 106 106 104 20 FT wind dir..E E E E E E E E SE 20 FT wind spd..1 1 2 2 3 3 5 5 6 20 FT wind gust.3 3 5 7 8 9 10 12 12 Mix hgt (kft)...1.8 3.0 4.1 4.8 5.4 6.1 5.9 5.7 5.4 Transp wind dir.SE SE E E E E E E E Transp wind spd.5 5 5 5 5 6 6 6 6 Dispersion idx..11 17 23 27 32 40 40 41 41 LVORI...........4 3 2 2 1 1 1 1 1 .TONIGHT... TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........53 51 44 35 39 33 43 25 33 32 29 34 Weather cov.....SCH Weather type....RW Tstm cov........SCH Chc of pcpn (%).20 10 10 10 10 10 0 0 0 0 0 0 Chc of thdr (%).20 10 10 10 10 0 0 0 0 0 0 0 Temp............95 93 89 86 83 81 80 79 78 77 76 75 RH..............48 51 59 65 72 77 79 82 85 88 90 90 Heat index (F)..104 101 97 93 89 86 84 79 78 77 76 75 20 FT wind dir..SE E E SE SE SE SE SE SE N N N 20 FT wind spd..6 6 6 6 6 5 3 2 1 0 0 0 20 FT wind gust.12 13 13 13 13 12 10 8 7 6 5 3 Mix hgt (kft)...3.9 2.4 0.8 0.7 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.4 Transp wind dir.E E E E SE SE SE S S S SE SE Transp wind spd.7 7 8 8 8 8 8 7 7 6 6 5 Dispersion idx..33 22 5 4 4 5 4 3 3 3 3 2 LVORI...........1 2 3 3 3 3 4 5 5 6 6 7 .FRIDAY... TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........44 21 31 24 21 18 9 31 29 31 22 6 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 10 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 10 Temp............75 74 76 80 86 90 92 94 96 97 97 98 RH..............90 93 94 88 72 64 58 51 46 45 45 43 Heat index (F)..75 74 76 86 96 102 103 103 105 106 106 107 20 FT wind dir..N N N N N SE E E E E E E 20 FT wind spd..0 0 0 0 0 2 3 5 6 6 7 8 20 FT wind gust.3 3 3 3 3 5 8 10 12 13 13 13 Mix hgt (kft)...0.5 0.6 0.7 1.6 2.6 3.5 4.3 5.1 5.8 6.2 6.5 6.8 Transp wind dir.SE S S SE E E E E E E E E Transp wind spd.5 5 5 5 5 6 6 7 7 7 7 8 Dispersion idx..2 2 4 10 16 23 31 40 49 52 54 57 LVORI...........7 7 6 4 3 2 1 1 1 1 1 1 $$ Forecaster...Cruz Requested by...Greg Jackson Type of request...PRESCRIBED .TAG 2618032.0/JAX .DELDT 07/23/26 .FormatterVersion 2.0.0 .EMAIL thomas.jackson@fdacs.gov