Spot Forecast
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
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145 FNUS72 KJAX 171633 FWSJAX Spot Forecast for 215G...USFA National Weather Service Jacksonville FL 1233 PM EDT Sun Aug 17 2025 Forecast is based on forecast start time of 0500 EDT on August 18. 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. ...AREAS OF HIGH DISPERSIONS TUESDAY... .DISCUSSION... A trough of low pressure will extend across the area Today and Tonight. High pressure will build down the southeastern coast of the US Tuesday and Wednesday, as Hurricane Erin passes well to the east. Daily rounds of showers and thunderstorms, mainly in the afternoon and evening hours. Gusty and erratic winds possible in and near thunderstorms. .REST OF TONIGHT... TIME (EDT) 5AM Sky (%).........33 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 Chc of thdr (%).0 Temp............73 RH..............100 Heat index (F)..73 Wind chill (F)..73 20 FT wind dir..N 20 FT wind spd..0 20 FT wind gust. Mix hgt (kft)...0.4 Transp wind dir.NE Transp wind spd.5 Dispersion idx..2 LVORI...........9 .MONDAY... TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........39 44 44 34 27 37 38 38 43 52 34 40 Weather cov..... SCH SCH SCH CHC CHC LKY LKY CHC Weather type.... RW RW RW RW RW RW RW RW Tstm cov........ SCH SCH CHC CHC LKY LKY CHC Chc of pcpn (%).0 0 10 10 20 20 20 30 50 60 60 40 Chc of thdr (%).0 0 10 10 10 20 20 30 50 60 60 40 Temp............73 73 74 78 82 84 86 86 88 88 89 87 RH..............100 97 100 94 85 80 75 72 68 68 64 68 Heat index (F)..73 73 74 78 90 94 97 96 99 99 99 96 Wind chill (F)..73 73 74 78 82 84 86 86 88 88 89 87 20 FT wind dir..N NE NE NE NE NE NE NE NE E E E 20 FT wind spd..0 1 2 2 3 5 5 6 6 6 6 6 20 FT wind gust. 2 3 3 6 7 7 9 9 9 9 9 Mix hgt (kft)...0.4 0.4 0.4 1.0 1.8 2.7 3.4 3.7 4.0 3.5 3.0 2.5 Transp wind dir.NE NE NE NE NE NE NE E E E E E Transp wind spd.5 5 5 6 7 7 8 9 9 9 9 9 Dispersion idx..2 2 5 7 15 25 35 43 47 40 36 30 LVORI...........9 8 9 6 4 3 3 2 2 2 2 3 .MONDAY NIGHT... TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........68 46 36 24 20 15 13 11 9 10 11 12 Weather cov.....CHC CHC Weather type....RW RW Tstm cov........CHC CHC Chc of pcpn (%).30 30 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).30 30 0 0 0 0 0 0 0 0 0 0 Temp............86 84 82 80 78 77 76 76 75 74 73 73 RH..............70 72 77 79 85 87 90 90 94 97 97 97 Heat index (F)..95 91 88 84 78 77 76 76 75 74 73 73 Wind chill (F)..86 84 82 80 78 77 76 76 75 74 73 73 20 FT wind dir..E E E E E E E NE NE NE NE NE 20 FT wind spd..6 5 3 2 2 2 2 1 1 1 1 1 20 FT wind gust.9 7 6 3 3 3 3 2 2 2 2 2 Mix hgt (kft)...1.8 1.2 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.E E E E E E E E E E NE NE Transp wind spd.9 9 9 10 10 9 9 8 7 6 5 5 Dispersion idx..22 14 4 4 4 4 4 3 3 3 2 2 LVORI...........3 3 4 4 5 6 6 6 7 8 8 9 .TUESDAY... TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........12 11 11 12 12 13 13 14 14 18 21 25 Weather cov..... SCH SCH SCH SCH Weather type.... RW RW RW RW Tstm cov........ SCH SCH SCH SCH Chc of pcpn (%).0 0 10 10 10 10 10 10 20 20 20 20 Chc of thdr (%).0 0 0 0 0 10 10 10 20 20 20 20 Temp............72 73 74 78 82 86 88 90 91 92 92 91 RH..............100 97 97 88 79 72 66 60 56 54 52 54 Heat index (F)..72 73 74 78 89 96 98 99 100 101 100 99 Wind chill (F)..72 73 74 78 82 86 88 90 91 92 92 91 20 FT wind dir..NE NE NE NE NE NE NE NE NE NE NE NE 20 FT wind spd..1 1 2 3 5 6 7 7 7 7 7 7 20 FT wind gust.2 2 3 6 7 9 10 10 10 10 10 10 Mix hgt (kft)...0.4 0.4 0.5 1.3 2.2 3.1 3.9 4.8 5.6 5.8 6.0 6.2 Transp wind dir.NE NE NE NE NE NE NE NE NE NE NE NE Transp wind spd.5 5 6 7 9 12 13 14 14 14 14 13 Dispersion idx..2 2 6 12 27 46 60 78 89 91 95 91 LVORI...........9 9 8 5 3 2 1 1 1 1 1 1 $$ Forecaster...Struble Requested by...FICC Type of request...WILDFIRE .TAG 2520082.0/JAX .DELDT 08/17/25 .FormatterVersion 2.0.0 .EMAIL flfic@firenet.gov