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

77°F

25°C

Humidity 90%
Wind Speed NE 6 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Aug 2:53 am EDT
Extended Forecast for

Alva FL

  • Overnight

    Overnight: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: Scattered showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 94. Heat index values as high as 103. East wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Sunny then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 74. East wind 3 to 5 mph. 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

  • Sunday

    Sunday: Scattered showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 103. East wind around 6 mph. Chance of precipitation is 60%.

    High: 92 °F

    Sunny then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Low around 74. East wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 74 °F

    Showers then
    Scattered
    T-storms

  • Monday

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

    High: 93 °F

    Sunny then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Low around 74. East northeast wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 74 °F

    Showers then
    Scattered
    T-storms

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm after 2pm. High near 92. East northeast wind 5 to 7 mph. Chance of precipitation is 80%.

    High: 92 °F

    Sunny then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Low around 74. East northeast wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 74 °F

    Showers then
    Scattered
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 74. Calm wind.
Saturday
Scattered showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 94. Heat index values as high as 103. East wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 74. East wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Scattered showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 103. East wind around 6 mph. Chance of precipitation is 60%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Low around 74. East wind 3 to 5 mph. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm after 2pm. High near 93. East northeast wind around 6 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Low around 74. East northeast wind 3 to 5 mph. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm after 2pm. High near 92. East northeast wind 5 to 7 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Low around 74. East northeast wind 3 to 5 mph. Chance of precipitation is 80%.
Wednesday
Isolated showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 91. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms. Low around 74. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms. High near 91. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms. Low around 74. Chance of precipitation is 80%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. 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 Aug 29, 2026
Forecast Valid:
3am EDT Aug 29, 2026-6pm EDT Sep 4, 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