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

Fort Myers, Southwest Florida International Airport (KRSW)

Lat: 26.53°NLon: 81.77°WElev: 30ft.

Fair

78°F

26°C

Humidity 93%
Wind Speed NE 5 mph
Barometer 29.97 in (1014.6 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 2 Sep 5:53 am EDT
Extended Forecast for

Alva FL

  • Today

    Today: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Showers
    Likely then
    Mostly Clear

  • Thursday

    Thursday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 92. Heat index values as high as 102. Light and variable wind becoming south southeast around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Sunny then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Calm wind. Chance of precipitation is 60%.

    Low: 75 °F

    Showers
    Likely then
    Isolated
    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm after 2pm. High near 93. East southeast wind 3 to 5 mph. Chance of precipitation is 80%.

    High: 93 °F

    Sunny then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Low around 75. Calm wind. Chance of precipitation is 80%.

    Low: 75 °F

    Showers then
    Isolated
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm after 2pm. High near 92. Light and variable wind. Chance of precipitation is 80%.

    High: 92 °F

    Mostly Sunny
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Low around 74. Calm wind. Chance of precipitation is 80%.

    Low: 74 °F

    Showers then
    Isolated
    T-storms

  • Sunday

    Sunday: Scattered showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 90. Light and variable wind. Chance of precipitation is 70%.

    High: 90 °F

    Scattered
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 92. Heat index values as high as 102. Light and variable wind becoming south southeast around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Calm wind. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm after 2pm. High near 93. East southeast wind 3 to 5 mph. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Low around 75. Calm wind. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm after 2pm. High near 92. Light and variable wind. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Low around 74. Calm wind. Chance of precipitation is 80%.
Sunday
Scattered showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 90. Light and variable wind. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then isolated showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Labor Day
Showers and thunderstorms. High near 90. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms. Low around 74. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Alva FL
 26.72°N 81.61°W (Elev. 23 ft)
Last Update:
3:02 am EDT Sep 2, 2026
Forecast Valid:
6am EDT Sep 2, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation