Here's your 11AM weather update for Tuesday, August 18, 2026. -Robert Inland Lee- Including the cities of Fort Myers and Lehigh Acres 452 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Mclear Precip Type None None Tstms Chance Precip (%) 0 0 40 Chance of Thunder (%) 0 0 40 Temp (24h trend) 98 (+1) 76 (0) 96 RH % (24h trend) 44 (-8) 96 (+1) 51 Wind 20ft/early(mph) W 5 W 7 G16 W 6 Wind 20ft/late(mph) W 12 G21 W 4 W 10 G19 Precip Amount 0.00 0.00 0.08 Precip Duration 1 Precip Begin 1 PM Precip End Continuing Mixing Hgt(ft-agl) 5300 400 7000 Transport Wnd (mph) W 10 NW 8 W 9 Dispersion Index 58 8 54 Max LVORI Early 7 6 6 Max LVORI Late 2 6 3 Min Vsby Early 10 10 10 Min Vsby Late 10 10 Hendry County- 222 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Pcldy Precip Type None None Tstms Chance Precip (%) 0 0 50 Chance of Thunder (%) 0 0 50 Temp (24h trend) 98 (+1) 74 (+1) 96 RH % (24h trend) 41 (-4) 100 (0) 52 Wind 20ft/early(mph) NW 4 W 4 Lgt/Var Wind 20ft/late(mph) W 7 Lgt/Var NW 4 Precip Amount 0.00 0.00 0.19 Precip Duration 1 Precip Begin 1 PM Precip End 8 PM Mixing Hgt(ft-agl/msl)5190 410 5820 Transport Wnd (mph) W 12 NW 6 NW 6 Dispersion Index 65 6 42 Max LVORI Early 9 6 8 Max LVORI Late 1 9 3 Northern Collier- 222 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Pcldy Precip Type None None Tstms Chance Precip (%) 0 0 40 Chance of Thunder (%) 0 0 40 Temp (24h trend) 98 (+1) 74 (0) 98 RH % (24h trend) 41 (-9) 100 (+1) 51 Wind 20ft/early(mph) Lgt/Var W 4 Lgt/Var Wind 20ft/late(mph) W 8 G17 Lgt/Var W 7 Precip Amount 0.00 0.00 0.11 Precip Duration 1 Precip Begin 1 PM Precip End 7 PM Mixing Hgt(ft-agl/msl)4910 410 5930 Transport Wnd (mph) W 12 NW 6 NW 8 Dispersion Index 58 7 49 Max LVORI Early 9 6 7 Max LVORI Late 2 8 3 Southwest Collier- 222 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Mclear Precip Type None None Tstms Chance Precip (%) 0 0 20 Chance of Thunder (%) 0 0 20 Temp (24h trend) 98 (+1) 76 (+1) 96 RH % (24h trend) 42 (-10) 98 (0) 51 Wind 20ft/early(mph) Lgt/Var NW 4 Lgt/Var Wind 20ft/late(mph) W 8 G17 Lgt/Var W 8 G17 Precip Amount 0.00 0.00 0.03 Precip Duration 0 Precip Begin 3 PM Precip End 7 PM Mixing Hgt(ft-agl/msl)4840 430 5820 Transport Wnd (mph) NW 10 NW 7 NW 9 Dispersion Index 53 6 50 Max LVORI Early 8 6 6 Max LVORI Late 2 8 3 Coastal Lee- Including the cities of Cape Coral, Captiva, and Sanibel 452 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Mclear Precip Type None None Tstms Chance Precip (%) 0 0 20 Chance of Thunder (%) 0 0 20 Temp (24h trend) 95 (+2) 79 (0) 95 RH % (24h trend) 50 (-13) 91 (0) 57 Wind 20ft/early(mph) NW 8 G17 NW 9 G18 NW 9 G19 Wind 20ft/late(mph) W 14 G21 NW 7 W 14 G21 Precip Amount 0.00 0.00 0.03 Precip Duration 1 Precip Begin 12 PM Precip End Continuing Mixing Hgt(ft-agl) 4000 400 5000 Transport Wnd (mph) W 12 NW 10 NW 12 Dispersion Index 48 10 49 Max LVORI Early 6 5 4 Max LVORI Late 3 5 3 Min Vsby Early 10 10 10 Min Vsby Late 10 10 Coastal Collier County- Including the cities of Bonita Shores, East Naples, Naples, Marco Island, Marco Island Airport, Royal Palm Hammock, and North Naples 222 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Pcldy Precip Type None None None Chance Precip (%) 0 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 95 (+2) 76 (-2) 95 RH % (24h trend) 51 (-12) 96 (+2) 56 Wind 20ft/early(mph) NW 5 NW 6 NW 6 Wind 20ft/late(mph) W 11 G21 NW 4 W 11 G20 Precip Amount 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(ft-agl/msl)3780 430 4100 Transport Wnd (mph) W 13 NW 8 W 13 Dispersion Index 45 12 48 Max LVORI Early 6 5 5 Max LVORI Late 3 6 3 Big Cypress- 222 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Mclear Precip Type None None Tstms Chance Precip (%) 0 0 30 Chance of Thunder (%) 0 0 30 Temp (24h trend) 99 (+1) 73 (0) 98 RH % (24h trend) 36 (-7) 100 (0) 45 Wind 20ft/early(mph) Lgt/Var NW 4 Lgt/Var Wind 20ft/late(mph) W 7 G19 Lgt/Var W 5 G18 Precip Amount 0.00 0.00 0.13 Precip Duration 1 Precip Begin 2 PM Precip End 8 PM Mixing Hgt(ft-agl/msl)5500 430 6500 Transport Wnd (mph) W 12 NW 7 NW 7 Dispersion Index 64 6 52 Max LVORI Early 9 6 9 Max LVORI Late 1 10 3 Hendry County Lakes Region- 222 AM EDT Tue Aug 18 2026 Today Tonight Wed Cloud Cover Mclear Mclear Pcldy Precip Type None None Tstms Chance Precip (%) 0 0 60 Chance of Thunder (%) 0 0 60 Temp (24h trend) 97 (+1) 74 (+1) 95 RH % (24h trend) 45 (-1) 100 (0) 54 Wind 20ft/early(mph) W 4 W 4 Lgt/Var Wind 20ft/late(mph) W 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.27 Precip Duration 2 Precip Begin 1 PM Precip End Continuing Mixing Hgt(ft-agl/msl)5000 410 5560 Transport Wnd (mph) W 12 NW 7 W 6 Dispersion Index 62 5 35 Max LVORI Early 8 6 7 Max LVORI Late 2 9 3