Weather WorldLake Harriet, FL 7-Day Night Weather Forecast
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Lake Harriet, FL Weather Forecast
Lake Harriet, FL Weather Forecast Date: 345 AM EDT Thu Sep 03 2026
The area/counties/county of: Seminole, including the cities of: Altamonte Springs, Casselberry, Oviedo, Sanford, and Winter Springs.or toggle through each period.
Today... Considerable cloudiness with showers and thunderstorms likely. Highs around 90. East winds 5 to 10 mph. Chance of rain 70%. Heat index values up to 103.
Tonight... Partly cloudy. A chance of showers and thunderstorms in the late evening and early morning. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 40%.
Friday... 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 lower 90s. Southeast winds 5 to 10 mph. Chance of rain 60%. Heat index values up to 105.
Friday Night... Partly cloudy. A chance of showers and a slight chance of thunderstorms in the late evening and early morning. Lows in the mid 70s. South winds around 5 mph. Chance of rain 50%.
Saturday... Partly sunny. A slight chance of showers and thunderstorms late in the morning, then showers and thunderstorms likely late in the afternoon and towards sunset. Highs in the lower 90s. Southwest winds around 5 mph. Chance of rain 70%. Heat index values up to 105.
Saturday 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%.
Sunday... Partly sunny with a 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 lower 90s. Chance of rain 70%.
Sunday 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%.
Labor Day... A chance of showers and thunderstorms late in the morning, then showers and thunderstorms late in the afternoon and towards sunset. Highs around 90. Chance of rain 90%.
Monday Night... Considerable cloudiness. A slight chance of showers and thunderstorms in the late evening and early morning. Lows in the mid 70s. Chance of rain 20%.
Tuesday... 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%.
Tuesday Night... Partly cloudy. Lows in the mid 70s.
POP = Probability of Precipitation
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