South Bay, FL Weather Forecast

Local 7-day forecast

92°

Mostly Sunny then Showers And Thunderstorms Likely

Track current conditions, temperature changes, wind, and the full daily outlook for South Bay, FL in one place.

Saturday, July 18, 2026

Wind: 3 to 8 mph S

Saturday

Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for South Bay, FL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 17, 2026 9:07 AM EDT.

The active forecast window currently covers Jul 18 to Jul 23, 2026 for South Bay, FL.

Page Snapshot

Page focus: city weather
Forecast window: Jul 18 to Jul 23, 2026
Latest sync: Jul 17, 2026 9:07 AM EDT
Forecast office: MFL
Source: NOAA / NWS

Next High

92°F

Saturday

Next Low

72°F

Saturday Night

Rain Outlook

Periods mentioning precipitation

Windiest

3 to 9 mph

Sunday

Daily Outlook

Today

Jul 18

Mostly Sunny then Showers And Thunderstorms Likely

92 °F

/ 72°F

Wind 3 to 8 mph

Sun

Jul 19

Mostly Sunny then Chance Showers And Thunderstorms

92 °F

/ 73°F

Wind 3 to 9 mph

Mon

Jul 20

Mostly Sunny then Chance Showers And Thunderstorms

92 °F

/ 73°F

Wind 6 to 9 mph

Tue

Jul 21

Mostly Sunny then Chance Showers And Thunderstorms

93 °F

/ 73°F

Wind 7 mph

Wed

Jul 22

Sunny then Chance Showers And Thunderstorms

93 °F

/ 73°F

Wind 3 to 7 mph

Thu

Jul 23

Sunny then Chance Showers And Thunderstorms

94 °F

/ 73°F

Wind 2 to 7 mph

This Week in South Bay

Thursday looks like the warmest upcoming period in South Bay at 94 degrees F.

Saturday Night is the coolest period ahead with temperatures near 72 degrees F.

The strongest winds are forecast for Sunday at about 3 to 9 mph S.

Precipitation is mentioned in 12 upcoming forecast periods.

Forecast Details

Last updated: Jul 17, 2026 9:07 AM EDT
Coverage: 6 days
Time zone: America/New_York
Forecast office: MFL
Radar station: KAMX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night

Jul 18

72°F

Showers And Thunderstorms Likely then Mostly Cloudy

3 to 7 mph S

Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 72. South wind 3 to 7 mph. Chance of precipitation is 70%.

Sunday

Jul 19

92°F

Mostly Sunny then Chance Showers And Thunderstorms

3 to 9 mph S

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. South wind 3 to 9 mph. Chance of precipitation is 50%.

Sunday Night

Jul 19

73°F

Chance Showers And Thunderstorms then Mostly Cloudy

7 mph S

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73. South wind around 7 mph. Chance of precipitation is 50%.

Monday

Jul 20

92°F

Mostly Sunny then Chance Showers And Thunderstorms

6 to 9 mph S

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. South wind 6 to 9 mph. Chance of precipitation is 50%.

Monday Night

Jul 20

73°F

Chance Showers And Thunderstorms then Mostly Cloudy

5 to 8 mph S

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73. South wind 5 to 8 mph. Chance of precipitation is 50%.

Tuesday

Jul 21

93°F

Mostly Sunny then Chance Showers And Thunderstorms

7 mph S

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. South wind around 7 mph. Chance of precipitation is 30%.

Tuesday Night

Jul 21

73°F

Chance Showers And Thunderstorms then Partly Cloudy

3 to 7 mph S

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

Wednesday

Jul 22

93°F

Sunny then Chance Showers And Thunderstorms

3 to 7 mph SE

A chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Chance of precipitation is 30%.

Wednesday Night

Jul 22

73°F

Chance Showers And Thunderstorms then Partly Cloudy

2 to 7 mph SE

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

Thursday

Jul 23

94°F

Sunny then Chance Showers And Thunderstorms

2 to 7 mph SE

A chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Chance of precipitation is 30%.

Thursday Night

Jul 23

73°F

Chance Showers And Thunderstorms then Partly Cloudy

3 to 7 mph SE

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Saturday Jul 18	Mostly Sunny then Showers And Thunderstorms Likely	92°F	3 to 8 mph S	Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South w...
Saturday Night Jul 18	Showers And Thunderstorms Likely then Mostly Cloudy	72°F	3 to 7 mph S	Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 72. South wind 3 to 7 mph. Chance of preci...
Sunday Jul 19	Mostly Sunny then Chance Showers And Thunderstorms	92°F	3 to 9 mph S	A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. South wind 3 to 9 mph. Chance of pre...
Sunday Night Jul 19	Chance Showers And Thunderstorms then Mostly Cloudy	73°F	7 mph S	A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73. South wind around 7 mph. Chance o...
Monday Jul 20	Mostly Sunny then Chance Showers And Thunderstorms	92°F	6 to 9 mph S	A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. South wind 6 to 9 mph. Chance of pre...
Monday Night Jul 20	Chance Showers And Thunderstorms then Mostly Cloudy	73°F	5 to 8 mph S	A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73. South wind 5 to 8 mph. Chance of...
Tuesday Jul 21	Mostly Sunny then Chance Showers And Thunderstorms	93°F	7 mph S	A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. South wind around 7 mph. Chance of p...
Tuesday Night Jul 21	Chance Showers And Thunderstorms then Partly Cloudy	73°F	3 to 7 mph S	A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Wednesday Jul 22	Sunny then Chance Showers And Thunderstorms	93°F	3 to 7 mph SE	A chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Chance of precipitation is 30%.
Wednesday Night Jul 22	Chance Showers And Thunderstorms then Partly Cloudy	73°F	2 to 7 mph SE	A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Thursday Jul 23	Sunny then Chance Showers And Thunderstorms	94°F	2 to 7 mph SE	A chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Chance of precipitation is 30%.
Thursday Night Jul 23	Chance Showers And Thunderstorms then Partly Cloudy	73°F	3 to 7 mph SE	A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73.

Nearby Forecasts

Explore weather pages for nearby cities and major places around South Bay.

Region Links

Palm Beach County weather

County forecast page

Florida weather

Statewide weather overview

United States weather

National weather entry point

South Bay FL city hall01 image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.