San Marcos — City / Martindale
San Marcos, TX
82
Crystal clear. Always a good idea.
Is it good
to float today?
Real-time river levels, weather, and crowd info for Central Texas float trips.
Good to Float Today
San Marcos River
Spring-fed, clear water, steady flow. Best all-around float. Best vibes stay in the morning when parking is easier.
83FLOAT SCORE
Discharge
133 cfs
Easy
Water temp
72°F
Refreshing
Air temp
100°F
Hot
Storm risk
5%
Low
Popular rivers
Explore Central Texas favorites
7-Day Forecast
San Marcos River
Seven-day float forecast trend. Higher scores mean better expected float conditions over the next 7 days.
Sun
95
Hot
Mon
97
Hot
Tue
98
Hot
Wed
99
Hot
Thu
100
Hot
Fri
101
Hot
Sat
100
Hot
San Marcos Route
Start Take-out City Park / Lions Club to Rio Vista Park
4.5 mi · 1.5-3 hrs · Easy
Parking cue: Sewell Park
What to bring
Pack smart for a better float.
Sunscreen
Water
PFD if needed
Dry bag
Water shoes
High crowdsConditions can change quickly on summer weekends.
Guides
