Upper Grand Lagoon, FL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Upper Grand Lagoon, FL in one place.
Showers and thunderstorms before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers and thunderstorms likely. Partly sunny, with a high near 86. West southwest wind 10 to 15 mph. Chance of precipitation is 80%.
Local Weather Overview
This forecast page for Upper Grand Lagoon, 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 12, 2026 10:53 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Upper Grand Lagoon, FL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 10:53 AM CDT
- Forecast office
- TAE
- Source
- NOAA / NWS
Daily Outlook
This Week in Upper Grand Lagoon
Friday looks like the warmest upcoming period in Upper Grand Lagoon at 90 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 81 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 15 mph WSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 10:53 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- TAE
- Radar station
- KEVX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms likely. Mostly cloudy, with a low around 81. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
A slight chance of rain showers between 7pm and 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Sunny, with a high near 89. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly clear, with a low around 84. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly clear, with a low around 84. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly clear, with a low around 84. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Showers And Thunderstorms
|
86°F |
10 to 15 mph
WSW
|
|
Tuesday Night
Jul 14
|
Showers And Thunderstorms Likely
|
81°F |
10 to 15 mph
WSW
|
|
Wednesday
Jul 15
|
Chance Showers And Thunderstorms
|
88°F |
10 to 15 mph
WSW
|
|
Wednesday Night
Jul 15
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
83°F |
10 to 15 mph
W
|
|
Thursday
Jul 16
|
Slight Chance Showers And Thunderstorms
|
89°F |
10 to 15 mph
W
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms
|
84°F |
10 to 15 mph
W
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
90°F |
10 to 15 mph
W
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
84°F |
10 to 15 mph
W
|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
90°F |
10 to 15 mph
W
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
84°F |
10 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Upper Grand Lagoon.