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

76°F

24°C

Humidity 91%
Wind Speed Calm
Barometer 29.99 in (1015.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 27 Aug 6:53 am EDT
Extended Forecast for

Alva FL

  • Today

    Today: Showers and thunderstorms likely, mainly after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Calm wind becoming south around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Isolated
    T-storms then
    T-storms
    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

    T-storms
    Likely then
    Mostly Clear

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 93. Heat index values as high as 102. Light southeast wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely

  • Saturday

    Saturday: Showers and thunderstorms after 2pm. High near 93. East wind 3 to 6 mph. Chance of precipitation is 80%.

    High: 93 °F

    Sunny then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms, mainly before 8pm. Low around 74. East wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms then
    Scattered
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms, mainly after 2pm. High near 93. East southeast wind around 6 mph. Chance of precipitation is 80%.

    High: 93 °F

    Scattered
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 8pm. Low around 74. East wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms then
    Isolated
    T-storms

  • Monday

    Monday: Showers and thunderstorms after 2pm. High near 93. East wind around 6 mph. Chance of precipitation is 80%.

    High: 93 °F

    Sunny then
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Calm wind becoming south around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
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.
Friday
Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 93. Heat index values as high as 102. Light southeast wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms after 2pm. High near 93. East wind 3 to 6 mph. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms, mainly before 8pm. Low around 74. East wind 3 to 5 mph. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms, mainly after 2pm. High near 93. East southeast wind around 6 mph. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms, mainly before 8pm. Low around 74. East wind 3 to 5 mph. Chance of precipitation is 80%.
Monday
Showers and thunderstorms after 2pm. High near 93. East wind around 6 mph. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms, mainly before 8pm. Low around 74. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms. High near 92. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms. Low around 74. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms likely. Sunny, with a high near 92. 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:
2:21 am EDT Aug 27, 2026
Forecast Valid:
7am EDT Aug 27, 2026-6pm EDT Sep 2, 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