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

Hazardous Weather Conditions

Current conditions at

Melbourne International Airport (KMLB)

Lat: 28.1°NLon: 80.64°WElev: 20ft.

Fair

77°F

25°C

Humidity 90%
Wind Speed Calm
Barometer 29.95 in (1014.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Aug 5:53 am EDT
Extended Forecast for

Melbourne International Airport FL

Heat Advisory August 20, 10:00am until August 20, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 93. Heat index values as high as 107. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 78. South southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 92. Heat index values as high as 108. Southwest wind 5 to 10 mph becoming southeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 78. South southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 93. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 93 °F

    Sunny then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Southwest wind around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South southwest wind around 5 mph.

    Low: 78 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Southwest wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 93. Heat index values as high as 107. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 78. South southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 30%.
Friday
A 50 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 92. Heat index values as high as 108. Southwest wind 5 to 10 mph becoming southeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 78. South southwest wind around 5 mph. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 93. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Southwest wind around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South southwest wind around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Southwest wind 5 to 10 mph becoming east southeast in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90. South wind 5 to 10 mph becoming east southeast in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. East southeast wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph becoming east in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Melbourne International Airport FL
 28.12°N 80.62°W (Elev. 3 ft)
Last Update:
2:39 am EDT Aug 20, 2026
Forecast Valid:
6am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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