National Weather Service United States Department of Commerce

On Saturday, severe weather will be possible across portions of the northern Plains while dry and hot conditions begin returning to the West.

Severe weather is possible over parts of the northern Plains on Saturday. During the late afternoon and early evening hours, large hail and isolated tornadoes will be the primary threats with damaging winds becoming the greatest threat in the late evening hours. Out west, hot and dry conditions begin to return bringing increased heat dangers and fire weather concerns.
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Hazardous Weather Conditions

Current Conditions

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Marathon FL

7 Day Forecast

For More Weather Information:

Key West, FL Local Forecast Office

Today

Slight Chance Showers Chance for Measurable Precipitation 10%

Slight Chc
Showers

High: 93 °F

Tonight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 85 °F

Sunday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 92 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 84 °F

Labor
Day

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 92 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 83 °F

Tuesday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 92 °F

Tuesday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 82 °F

Wednesday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 92 °F

Detailed Forecast

  • Today A slight chance of showers. Sunny, with a high near 93. East wind around 15 mph. Chance of precipitation is 10%.
  • Tonight A slight chance of showers and thunderstorms. Partly cloudy, with a low around 85. East wind 10 to 15 mph. Chance of precipitation is 20%.
  • Sunday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. East wind around 10 mph. Chance of precipitation is 20%.
  • Sunday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 84. East wind around 10 mph. Chance of precipitation is 20%.
  • Labor Day A chance of showers and thunderstorms. Mostly sunny, with a high near 92. East wind around 10 mph. Chance of precipitation is 30%.
  • Monday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 30%.
  • Tuesday A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
  • Tuesday Night A chance of showers and thunderstorms. Mostly clear, with a low around 82. Chance of precipitation is 30%.
  • Wednesday A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
  • Wednesday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 40%.
  • Thursday A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
  • Thursday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
  • Friday A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.