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Harbor Lake, FL Weather Forecast
Harbor Lake, FL Weather Forecast Date: 223 AM EDT Wed Sep 02 2026
The area/counties/county of: Pinellas, including the cities of: St. Petersburg, Clearwater, and Largo.or toggle through each period.
Today... Partly sunny. Isolated showers and thunderstorms this morning, then numerous showers and scattered thunderstorms this afternoon. Highs around 90. Northeast winds 5 to 10 mph. Chance of rain 70%.
Tonight... Mostly cloudy. Numerous showers and scattered thunderstorms in the evening, then isolated showers and thunderstorms after midnight. Humid with lows in the mid 70s. Northeast winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 70%.
Thursday... Mostly sunny. Isolated showers and thunderstorms in the morning, then numerous showers and scattered thunderstorms in the afternoon. Humid with highs around 90. Southeast winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 70%.
Thursday Night... Partly cloudy with scattered showers and thunderstorms. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 50%.
Friday... Mostly sunny with scattered thunderstorms. Scattered showers in the morning, then numerous showers in the afternoon. Humid with highs in the lower 90s. Southeast winds 5 to 10 mph, becoming southwest in the afternoon. Chance of rain 70%. Heat index values up to 106.
Friday Night... Partly cloudy with numerous showers and scattered thunderstorms. Lows in the upper 70s. Highs around 90. Chance of rain 70%.
Saturday... Partly cloudy with numerous showers and scattered thunderstorms. Lows in the upper 70s. Highs around 90. Chance of rain 70%.
Sunday... Partly cloudy. Scattered showers and thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 50%.
Sunday Night... Partly cloudy. Scattered showers and thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 50%.
Labor Day... Partly cloudy. Numerous showers and scattered thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 70%.
Monday Night... Partly cloudy. Numerous showers and scattered thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 70%.
POP = Probability of Precipitation
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