FNUS72 KJAX 211135 FWSJAX Spot Forecast for CREWS ROAD FIRE...CLAY COUNTY FIRE RESCUE National Weather Service Jacksonville FL 735 AM EDT Tue Apr 21 2026 Forecast is based on forecast start time of 0800 EDT on April 21. 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 FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... .DISCUSSION...Light winds early this morning will become Northeast around 10 mph, then the East Coast sea breeze will push across the wildfire location early this afternoon around 2 pm, with a shift in the wind from the East with sustained speeds around 15 mph with gusts to 20 to 25 mph at times. Low humidities are expected as well falling to around 25 percent this afternoon. The East winds will decrease after sunset, become light and variable during the overnight hours. Similar pattern on Wednesday with an East Coast sea breeze passage in the early afternoon along with gusty winds, but overall expect slightly higher humidities and some cloud cover. .REST OF TODAY... TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........6 1 0 3 2 2 4 7 8 6 Weather cov.....PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY Weather type....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 Temp............53 65 72 77 80 81 82 82 81 80 RH..............83 63 46 33 28 27 25 25 26 28 Heat index (F)..55 65 72 77 79 80 80 80 80 79 Wind chill (F)..55 65 72 77 79 80 80 80 80 79 20 FT wind dir..N N NE NE NE NE E E E E 20 FT wind spd..3 5 7 10 12 13 13 13 14 14 20 FT wind gust.6 7 12 16 18 20 20 20 22 22 Mix hgt (kft)...0.4 1.9 3.8 5.5 6.5 7.0 7.2 7.4 7.1 6.3 Transp wind dir.N N NE NE NE NE NE E E E Transp wind spd.6 8 10 13 13 13 13 13 14 14 Dispersion idx..5 19 48 76 68 63 56 56 55 52 LVORI...........4 2 1 1 1 1 1 1 1 1 .TONIGHT... TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........24 22 29 33 25 32 29 30 32 36 41 32 Weather cov.....PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY Weather type....SMK SMK SMK SMK SMK SMK SMK SMK 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............79 75 70 67 64 62 61 59 58 56 56 55 RH..............30 36 51 59 67 72 75 83 83 86 86 90 Heat index (F)..79 75 70 67 64 62 61 59 58 56 56 55 Wind chill (F)..79 75 70 67 64 62 61 59 58 56 56 55 20 FT wind dir..E E E E E E E E NE N NW NW 20 FT wind spd..14 12 8 7 6 3 2 2 2 2 2 2 20 FT wind gust.22 17 13 10 9 6 6 5 3 3 3 3 Mix hgt (kft)...4.6 2.5 0.8 0.2 0.2 0.4 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.E E E E E E SE SE SE SE SE SE Transp wind spd.14 12 10 9 8 7 7 6 5 5 3 3 Dispersion idx..45 32 6 4 4 3 3 3 2 2 2 2 LVORI...........1 1 2 3 3 3 4 5 5 6 6 7 .WEDNESDAY... TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........36 30 34 38 44 50 54 59 63 64 65 67 Weather cov.....PTY PTY Weather type....SMK SMK Tstm cov........ Chc of pcpn (%).00 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............55 55 58 65 71 76 79 80 80 81 81 80 RH..............90 90 80 70 59 48 44 42 42 41 42 44 Heat index (F)..55 55 58 65 71 76 79 80 80 81 81 80 Wind chill (F)..55 55 58 65 71 76 79 80 80 81 81 80 20 FT wind dir..NW NW NW N NE E E E E E E E 20 FT wind spd..2 2 2 2 3 5 7 7 8 7 8 8 20 FT wind gust.3 3 5 6 7 9 12 13 14 15 15 15 Mix hgt (kft)...0.1 0.1 0.4 1.8 3.6 5.2 6.0 6.4 6.4 6.2 5.8 5.0 Transp wind dir.S SW W SW S SE SE SE SE SE SE SE Transp wind spd.3 2 2 3 5 6 7 8 9 9 10 10 Dispersion idx..2 1 2 8 21 37 49 59 64 67 65 59 LVORI...........7 8 5 3 2 1 1 1 1 1 1 1 $$ Forecaster...Hess Requested by...CHIEF BOREE Type of request...WILDFIRE .TAG 2611064.0/JAX .DELDT 04/21/26 .FormatterVersion 2.0.0 .EMAIL AMANDA.STITT@CLAYCOUNTYGOV.COM,REGAN.SMITH@CLAYCOUNTYGOV.COM,TYLER.EVANS@CLAYCOUNTYGOV.COM,ARIEL.LEVASSEUR@CLAYCOUNTYGOV.COM