National Weather Service Forecast for: Miami FL
Issued by: National Weather Service Miami - South Florida
Updated: 3:16 am EDT Aug 31, 2025

Miami
 
Today

Today: Showers and thunderstorms likely, mainly after 2pm. Increasing clouds, with a high near 90. Heat index values as high as 102. West wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Slight Chance
T-storms then
T-storms
Likely
 Tonight

Tonight: A 50 percent chance of showers and thunderstorms, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 79. Southwest wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Slight Chance
T-storms
 Labor
Day
Labor Day: Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 88. Heat index values as high as 100. West wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Chance
T-storms then
T-storms
 Monday
Night
Monday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 80. Northwest wind around 6 mph. Chance of precipitation is 80%.
T-storms then
Showers
Likely
 Tuesday

Tuesday: Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 88. Northwest wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 80%.
Chance
T-storms then
T-storms
 Tuesday
Night
Tuesday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 80. West wind around 6 mph. Chance of precipitation is 80%.
T-storms then
Showers
Likely
 Wednesday

Wednesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms after 2pm. High near 89. Southwest wind 7 to 10 mph. Chance of precipitation is 80%.
Showers
Likely then
T-storms
 Wednesday
Night
Wednesday Night: Showers and thunderstorms, mainly before 8pm. Low around 81. Southwest wind around 9 mph. Chance of precipitation is 80%.
T-storms then
Chance
T-storms
 Thursday

Thursday: Showers and possibly a thunderstorm before 2pm, then showers and thunderstorms after 2pm. High near 89. Southwest wind around 11 mph. Chance of precipitation is 80%.
T-storms
Hi 90 °F Lo 79 °F Hi 88 °F Lo 80 °F Hi 88 °F Lo 80 °F Hi 89 °F Lo 81 °F Hi 89 °F

 

Today
 
 Showers and thunderstorms likely, mainly after 2pm. Increasing clouds, with a high near 90. Heat index values as high as 102. West wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
 
 A 50 percent chance of showers and thunderstorms, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 79. Southwest wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Labor Day
 
 Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 88. Heat index values as high as 100. West wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
 
 Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 80. Northwest wind around 6 mph. Chance of precipitation is 80%.
Tuesday
 
 Showers and thunderstorms, mainly between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 88. Northwest wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 80%.
Tuesday Night
 
 Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 80. West wind around 6 mph. Chance of precipitation is 80%.
Wednesday
 
 A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms after 2pm. High near 89. Southwest wind 7 to 10 mph. Chance of precipitation is 80%.
Wednesday Night
 
 Showers and thunderstorms, mainly before 8pm. Low around 81. Southwest wind around 9 mph. Chance of precipitation is 80%.
Thursday
 
 Showers and possibly a thunderstorm before 2pm, then showers and thunderstorms after 2pm. High near 89. Southwest wind around 11 mph. Chance of precipitation is 80%.
Thursday Night
 
 Showers and thunderstorms, mainly before 8pm. Low around 81. Chance of precipitation is 80%.
Friday
 
 Showers and thunderstorms likely. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Friday Night
 
 A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 81.
Saturday
 
 Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.

 

Forecast from NOAA-NWS for Miami FL.