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.

Fog/Mist

N/A

Humidity NA
Wind Speed Calm
Barometer 29.90 in
Dewpoint N/A
Visibility 5.00 mi
Last update 6 Sep 8:47 pm EDT
Extended Forecast for

Port St. John FL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Labor Day

    Labor Day: Showers and thunderstorms likely, mainly after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 105. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 2am. Low around 75. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 75 °F

    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 76. East wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 91. Light east wind becoming east southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 91. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 75. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.
Labor Day
Showers and thunderstorms likely, mainly after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 105. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms, mainly before 2am. Low around 75. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 76. East wind around 5 mph becoming calm. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 91. Light east wind becoming east southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 91. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 75. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 76. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 76. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming east southeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. John FL
 28.48°N 80.79°W (Elev. 23 ft)
Last Update:
8:55 pm EDT Sep 6, 2026
Forecast Valid:
9pm EDT Sep 6, 2026-6pm EDT Sep 13, 2026
 
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Additional Resources

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