696 FNCA72 TJSJ 050625 FWSSJU Spot Forecast for South Zone Severity 2026...PRFD National Weather Service San Juan PR 225 AM AST Fri Jun 5 2026 Forecast is based on forecast start time of 0800 AST on June 05. If conditions become unrepresentative...contact the National Weather Service. Please contact our office if you have questions or concerns with this forecast at PHONE: 787-253-4586. .DISCUSSION... For the rest of the morning conditions will remain variable as cloudiness at the north continues to move out of the region. Winds will continue from the southeast up to 15 mph with gusty winds. Some showers are forecast mostly for the northwestern quadrant of PR this afternoon. Fire weather conditions will remain low to moderate along late morning into the afternoon. .REST OF TODAY... Sky/weather.........Sunny (0-10 percent). Chance of pcpn......0 percent. Max temperature.....Around 90. Min humidity........60 percent. Max apparent temp...99. Surface winds (mph).Southeast winds 14 to 20 mph with gusts to around 31 mph. Wind (20 ft)........Southeast winds 14 to 20 mph with gusts to around 31 mph. Mixing height.......3700 ft AGL. Transport winds.....Southeast 16 to 21 mph. Smoke dispersal.....Good (34100 knot-ft) early in the morning increasing to excellent (62500 knot-ft) in the afternoon. Dispersion..........6. TIME (AST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........5 5 5 5 5 5 5 5 5 5 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 Temp............84 86 87 88 89 90 90 89 88 87 RH..............66 65 63 62 61 60 60 61 62 66 Aparnt tmp (F)..90 93 95 97 98 99 99 99 97 95 20 FT wind dir..E E SE SE SE SE SE SE SE SE 20 FT wind spd..17 17 18 18 18 20 18 17 16 14 20 FT wind gust.29 30 30 30 31 31 31 29 26 23 Surface wnd dir.E E SE SE SE SE SE SE SE SE Surface wnd spd.17 17 18 18 18 20 18 17 16 14 Surface wnd gst.29 30 30 30 31 31 31 29 26 23 Mix hgt (kft)...3.4 3.7 3.7 3.6 3.4 3.0 2.7 2.7 2.6 2.4 Transp wind dir.SE SE SE SE SE SE SE SE SE SE Transp wind spd.21 21 21 21 21 21 21 20 17 16 Dispersion......6 6 6 6 6 6 6 6 6 6 Vrate kt-ft/1K..63 63 63 63 63 63 34 34 34 34 Ventrate Cat....GD GD GD GD GD GD PR PR PR PR .TONIGHT... Sky/weather.........Clear (0-10 percent). Chance of pcpn......0 percent. Min temperature.....Around 76. Max humidity........89 percent. Max apparent temp...91. Surface winds (mph).East winds 13 to 14 mph. Wind (20 ft)........East winds 13 to 14 mph. Mixing height.......500 ft AGL. Transport winds.....East 14 to 16 mph. Smoke dispersal.....Good (34100 knot-ft) early in the evening decreasing to poor (8900 knot-ft) late in the night. Dispersion..........6. TIME (AST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........5 5 5 5 5 5 5 5 5 5 5 5 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............84 82 81 80 79 78 78 77 76 76 76 78 RH..............73 77 80 82 84 87 86 87 89 87 87 82 Aparnt tmp (F)..91 88 86 84 83 78 78 77 76 76 76 78 20 FT wind dir..SE E E E E E E E E E E E 20 FT wind spd..14 14 14 13 13 13 13 13 13 13 13 13 20 FT wind gust.23 23 23 22 22 22 22 22 22 21 21 21 Surface wnd dir.SE E E E E E E E E E E E Surface wnd spd.14 14 14 13 13 13 13 13 13 13 13 13 Surface wnd gst.23 23 23 22 22 22 22 22 22 21 21 21 Mix hgt (kft)...1.8 1.2 0.6 0.5 0.6 0.7 0.7 0.6 0.6 0.6 0.6 0.7 Transp wind dir.SE E E E E E E E E E E E Transp wind spd.16 16 16 16 16 16 16 15 15 15 14 14 Dispersion......6 6 6 6 6 6 6 6 6 6 6 6 Vrate kt-ft/1K..34 34 9 9 9 9 9 9 10 10 10 10 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR .SATURDAY... Sky/weather.........Sunny (0-10 percent). Chance of pcpn......0 percent. Max temperature.....Around 90. Min humidity........62 percent. Max apparent temp...101. Surface winds (mph).Southeast winds 12 to 20 mph. Gusts up to 28 mph increasing to 33 mph late in the morning. Wind (20 ft)........Southeast winds 12 to 20 mph. Gusts up to 28 mph increasing to 33 mph late in the morning. Mixing height.......3300 ft AGL. Transport winds.....East 14 to 23 mph. Smoke dispersal.....Poor (9500 knot-ft) early in the morning increasing to good (47900 knot-ft) in the afternoon. Dispersion..........6. TIME (AST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........5 5 5 5 5 5 5 5 5 5 5 5 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............80 83 84 86 87 88 89 90 90 89 88 87 RH..............76 73 71 67 67 65 65 62 62 65 66 69 Aparnt tmp (F)..84 88 92 94 97 98 101 101 101 101 99 96 20 FT wind dir..E E E E SE SE SE SE SE SE SE SE 20 FT wind spd..12 12 13 14 16 18 20 20 20 18 17 16 20 FT wind gust.20 20 21 24 28 30 32 33 32 31 28 26 Surface wnd dir.E E E E SE SE SE SE SE SE SE SE Surface wnd spd.12 12 13 14 16 18 20 20 20 18 17 16 Surface wnd gst.20 20 21 24 28 30 32 33 32 31 28 26 Mix hgt (kft)...0.9 1.3 1.7 2.3 3.0 3.3 3.2 2.8 2.3 2.1 1.8 1.6 Transp wind dir.E E E E E E E SE SE SE SE E Transp wind spd.14 15 16 18 20 22 23 23 23 22 21 20 Dispersion......6 6 6 6 6 6 6 6 6 6 6 6 Vrate kt-ft/1K..10 10 48 48 48 48 48 48 32 32 32 32 Ventrate Cat....PR PR FR FR FR FR FR FR PR PR PR PR $$ Forecaster...L. Ingles Requested by...Jose M. Martinez Type of request...OTHER .TAG 2614744.4/SJU .DELDT 06/05/26 .FormatterVersion 2.0.0 .EMAIL josemartin@dsp.pr.gov