National Weather Service Forecast for: Melbourne FL
Issued by: National Weather Service Melbourne, FL
Updated: 6:15 pm EDT Jun 19, 2026
 
Tonight

Tonight: Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 78. West northwest wind 5 to 10 mph becoming south in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
T-storms
Likely then
Mostly Cloudy
 Saturday

Saturday: Showers and thunderstorms likely, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 105. West southwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Mostly Sunny
then T-storms
Likely
 Saturday
Night
Saturday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 76. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
T-storms
Likely then
Partly Cloudy
 Sunday

Sunday: Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 90. Heat index values as high as 102. West wind 5 to 10 mph becoming east southeast in the afternoon. Chance of precipitation is 60%.
Mostly Sunny
then T-storms
Likely
 Sunday
Night
Sunday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 60%.
Showers
Likely then
Slight Chance
Showers
 Monday

Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunny then
Slight Chance
T-storms
 Monday
Night
Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South southeast wind 5 to 10 mph.
Slight Chance
T-storms then
Partly Cloudy
 Tuesday

Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Southwest wind 5 to 10 mph becoming east in the afternoon.
Sunny then
Slight Chance
T-storms
 Tuesday
Night
Tuesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South southeast wind 5 to 10 mph.
Slight Chance
T-storms then
Partly Cloudy
Lo 78 °F Hi 91 °F Lo 76 °F Hi 90 °F Lo 77 °F Hi 91 °F Lo 78 °F Hi 92 °F Lo 78 °F

Heat Advisory
Marine Weather Statement
 

Tonight
 
 Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 78. West northwest wind 5 to 10 mph becoming south in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
 
 Showers and thunderstorms likely, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 105. West southwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
 
 Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 76. South wind around 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
 
 Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 90. Heat index values as high as 102. West wind 5 to 10 mph becoming east southeast in the afternoon. Chance of precipitation is 60%.
Sunday Night
 
 Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 60%.
Monday
 
 A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
 
 A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South southeast wind 5 to 10 mph.
Tuesday
 
 A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Southwest wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
 
 A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. South southeast wind 5 to 10 mph.
Wednesday
 
 A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. West southwest wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South southwest wind 5 to 10 mph.
Thursday
 
 A 30 percent chance of showers and thunderstorms. Sunny, with a high near 92. South southwest wind 5 to 10 mph becoming southeast in the afternoon.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South southeast wind 5 to 10 mph.
Friday
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 5 to 10 mph becoming east southeast in the afternoon.

 

Forecast from NOAA-NWS for Melbourne FL.