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Lake Forest, FL Weather Forecast
Lake Forest, FL Weather Forecast Date: 350 PM EDT Fri Sep 18 2026
The area/counties/county of: Seminole, including the cities of: Altamonte Springs, Casselberry, Oviedo, Sanford, and Winter Springs.or toggle through each period.
Tonight... Mostly clear. Lows in the lower 70s. Northeast winds 10 to 15 mph becoming north around 5 mph in the late evening and overnight.
Saturday... Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Northeast winds 5 to 10 mph. Chance of rain 40%.
Saturday Night... Partly cloudy. Lows in the lower 70s. Northeast winds around 5 mph in the late evening and early morning becoming light and variable.
Sunday... Partly cloudy. A chance of showers and thunderstorms late in the morning, then showers and thunderstorms likely late in the afternoon and towards sunset. Highs in the upper 80s. Northeast winds 5 to 10 mph. Chance of rain 70%.
Sunday Night... Partly cloudy. Lows in the lower 70s. East winds around 5 mph in the late evening and early morning becoming light and variable.
Monday... Partly sunny with a slight chance of showers and thunderstorms late in the morning, then considerable cloudiness with showers and thunderstorms likely late in the afternoon and towards sunset. Highs in the upper 80s. Chance of rain 70%.
Monday Night... Partly cloudy. A slight chance of showers and thunderstorms in the late evening and early morning. Lows in the lower 70s. Chance of rain 20%.
Tuesday... A slight chance of showers and thunderstorms late in the morning, then showers with thunderstorms likely late in the afternoon and towards sunset. Highs in the upper 80s. Chance of rain 80%.
Tuesday Night... Partly cloudy. A slight chance of showers and thunderstorms in the late evening and early morning. Lows in the mid 70s. Chance of rain 20%.
Wednesday... Partly cloudy. A chance of showers and a slight chance of thunderstorms late in the morning, then showers likely and a chance of thunderstorms late in the afternoon and towards sunset. Highs in the upper 80s. Chance of rain 70%.
Wednesday Night... A slight chance of thunderstorms in the late evening and early morning. Partly cloudy with a slight chance of showers. Lows in the mid 70s. Chance of rain 20%.
Thursday... Partly sunny. A chance of showers and a slight chance of thunderstorms late in the morning, then showers likely and a chance of thunderstorms late in the afternoon and towards sunset. Highs in the upper 80s. Chance of rain 60%.
Thursday Night... A slight chance of thunderstorms in the late evening and early morning. Partly cloudy with a slight chance of showers. Lows in the mid 70s. Chance of rain 20%.
POP = Probability of Precipitation
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