National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

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Port St. Lucie FL

7 Day Forecast

For More Weather Information:

Melbourne, FL Local Forecast Office

Overnight

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 73 °F

Sunday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 84 °F

Sunday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 72 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 83 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 68 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

High: 77 °F

Tuesday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 67 °F

Wednesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 70 °F

Wednesday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 51 °F

Detailed Forecast

  • Overnight A 50 percent chance of showers. Cloudy, with a low around 73. East southeast wind around 15 mph, with gusts as high as 20 mph.
  • Sunday A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 84. Windy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
  • Sunday Night A slight chance of showers before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 72. Southeast wind 5 to 15 mph. Chance of precipitation is 20%.
  • Monday A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 83. South wind 5 to 10 mph. Chance of precipitation is 20%.
  • Monday Night A chance of showers. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
  • Tuesday Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. North northeast wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%.
  • Tuesday Night Showers likely and possibly a thunderstorm. Cloudy, with a low around 67. Northeast wind around 10 mph becoming southwest after midnight. Chance of precipitation is 60%.
  • Wednesday Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
  • Wednesday Night A slight chance of showers. Mostly cloudy, with a low around 51. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
  • Thanksgiving Day Sunny, with a high near 69. North wind around 15 mph, with gusts as high as 20 mph.
  • Thursday Night Mostly clear, with a low around 53. North wind around 10 mph.
  • Friday Mostly sunny, with a high near 70. North northeast wind 10 to 15 mph.
  • Friday Night Partly cloudy, with a low around 57. North northeast wind around 10 mph.
  • Saturday Mostly sunny, with a high near 74. East northeast wind around 10 mph.