National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Titusville (KTIX)

Lat: 28.52°NLon: 80.8°WElev: 36ft.

Partly Cloudy

N/A

Humidity NA
Wind Speed Calm
Barometer 30.05 in
Dewpoint N/A
Visibility 7.00 mi
Last update 30 Aug 7:47 pm EDT
Extended Forecast for

Port St. John FL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 79. East wind around 5 mph becoming calm after midnight.

    Low: 79 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 89. Northeast wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 79. East wind around 5 mph becoming calm in the evening.

    Low: 79 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 89. East wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 89 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Thunderstorms likely before 8pm. Partly cloudy, with a low around 79. East southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 79 °F

    T-storms
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. East wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 79. East southeast wind around 5 mph.

    Low: 79 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 91. East wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. East wind around 5 mph. Chance of precipitation is 60%.

    Low: 78 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 79. East wind around 5 mph becoming calm after midnight.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 89. Northeast wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 79. East wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 89. East wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday Night
Thunderstorms likely before 8pm. Partly cloudy, with a low around 79. East southeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. East wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 79. East southeast wind around 5 mph.
Thursday
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 91. East wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday Night
Thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. East wind around 5 mph. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 91. East southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Southeast wind around 5 mph. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. John FL
 28.48°N 80.76°W (Elev. 0 ft)
Last Update:
7:29 pm EDT Aug 30, 2026
Forecast Valid:
8pm EDT Aug 30, 2026-6pm EDT Sep 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation