| NWS Forecast for: Monroe Upper Keys Issued by: National Weather Service Key West, FL Last Update: 317 AM EDT Wed Sep 23 2026 |  |
Today: Showers likely with a chance of thunderstorms. Highs in the upper 80s. Southwest winds near 5 mph. Chance of rain 70 percent. Tonight: Mostly cloudy with a chance of showers and thunderstorms. Lows near 80. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Thursday: Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. West winds near 5 mph. chance of rain 40 percent. Thursday Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Northwest winds 5 to 10 mph. Chance of rain 50 percent. Friday: Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. North winds 5 to 10 mph. chance of rain 40 percent. Friday Night: Partly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 40 percent. Saturday: Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent. Saturday Night: Mostly clear with a slight chance of showers. Lows in the upper 70s. Chance of rain 20 percent. Sunday: Partly cloudy with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent. Sunday Night: Partly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 30 percent. Monday And Monday Night: Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 50 percent. Tuesday: Showers likely with a chance of thunderstorms. Highs in the upper 80s. Chance of rain 60 percent. | |
| Zone Forecast: Monroe Upper Keys | |
Visit your local NWS office at: https://www.weather.gov/key |