FNCA72 TJSJ 091205 AAA FWSSJU Spot Forecast for Bridge assessment...UPDATED National Weather Service San Juan PR 805 AM AST Fri May 9 2025 Forecast is based on forecast start time of 1200 AST on May 09. 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...This is an update to the earlier forecast: Scattered showers and isolated thunderstorms remain possible, but the chance of precipitation has increased to 50%. Radar and satellite imagery shows a rise in fragmented moisture across the region, supporting an increase in shower activity, particularly over northeastern Puerto Rico. Light easterly winds and moderate humidity will continue to push feel-like temperatures to around 90°F or slightly higher, especially for those working outdoors or engaging in strenuous activities. While rainfall may bring brief relief from the heat, slow-moving showers could lead to hazardous conditions such as wet roadways and reduced visibility. Limited flooding impacts are possible across the area. .REST OF TODAY... Sky/weather.........Mostly cloudy (65-75 percent). Scattered showers and isolated thunderstorms. Chance of pcpn......50 percent. Max temperature.....Around 84. Min humidity........90 percent. Max apparent temp...77. Surface winds (mph).East winds around 9 mph. Wind (20 ft)........East winds around 8 mph. Gusty and erratic winds expected near thunderstorms. Mixing height.......3700 ft AGL. Transport winds.....East 9 to 10 mph. Smoke dispersal.....Fair (26000 knot-ft). Dispersion..........6. TIME (AST) 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........70 70 70 70 70 70 Weather cov.....SCT SCT SCT SCT SCT SCT Weather type....RW RW RW RW RW RW Tstm cov........ISO ISO ISO ISO ISO ISO Chc of pcpn (%).50 50 50 50 50 50 Temp............75 75 75 77 76 75 RH..............94 94 94 90 94 97 Aparnt tmp (F)..75 75 75 77 76 75 20 FT wind dir..E E E E E E 20 FT wind spd..9 9 9 9 9 9 20 FT wind gust.10 10 10 10 10 10 Surface wnd dir.E E E E E E Surface wnd spd.9 9 9 9 9 9 Surface wnd gst.10 10 10 10 10 10 Mix hgt (kft)...3.7 3.6 3.4 3.4 3.2 2.9 Transp wind dir.E E E E E E Transp wind spd.9 9 9 9 10 10 Dispersion......6 6 6 6 6 6 Vrate kt-ft/1K..30 29 27 29 29 26 Ventrate Cat....PR PR PR PR PR PR $$ Forecaster...I. Colon-Pagan Requested by...Marc Angelo Type of request...OTHER .TAG 2513516.0/SJU .DELDT 05/08/25 .FormatterVersion 2.0.0 .EMAIL marc.delgado@usda.gov