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Highway 99 Bridge — Boating Conditions
Tides, water temp & weather • Mcmullen County, TX
Boating Conditions at Highway 99 Bridge
Current wind, air and water temperature, tide times and a 10-day forecast for Highway 99 Bridge on Frio River in Mcmullen County, Texas. Check conditions before you launch.
Right Now
Clear
Calm — good conditions to get on the water
Air Temp
91°F
Wind
8 mph
gusts 13 mph
Next Few Hours
Now
☀️
89°
8 mph
9PM
☀️
87°
13 mph
10PM
☀️
85°
13 mph
11PM
☀️
83°
12 mph
12AM
☀️
82°
11 mph
1AM
☀️
81°
10 mph
10-Day Boating Forecast
Sat, 9/19
⛅
97° / 76°
Wind 13, gusts 24 mph
7% rain
Sun, 9/20
⛅
96° / 77°
Wind 13, gusts 22 mph
Mon, 9/21
⛅
100° / 77°
Wind 19, gusts 24 mph
1% rain
Tue, 9/22
🌧️
100° / 79°
Wind 18, gusts 25 mph
4% rain
Wed, 9/23
🌧️
97° / 77°
Wind 18, gusts 25 mph
11% rain
Thu, 9/24
⛅
100° / 79°
Wind 19, gusts 24 mph
15% rain
Fri, 9/25
☀️
99° / 77°
Wind 17, gusts 24 mph
8% rain
Sat, 9/26
☀️
100° / 79°
Wind 18, gusts 25 mph
4% rain
Sun, 9/27
⛅
102° / 78°
Wind 18, gusts 25 mph
5% rain
Mon, 9/28
⛅
100° / 80°
Wind 20, gusts 30 mph
6% rain
Weather & wave data from Open-Meteo. Tides & water temperature from NOAA CO-OPS. Conditions are estimates for trip planning — always confirm locally and check official marine forecasts before heading out.
