Sam Rayburn Reservoir today

Sam Rayburn Reservoir right now: the lake is 66.7% full, there's a light breeze from the southeast at 6 km/h4 mph and it's 26 °C79 °F and clear sky.

Updated 08:17 local time, Saturday 12 September

Water temperature

Not measured yet

We add water temperatures as reliable sources become available.

Wind now

6 km/h4 mph

From the southeast, gusts 13 km/h8 mph. 3 knots, a light breeze.

Air

26 °C79 °F

Clear sky.

How full

66.7%

Well below normal for this date. 47.21 m154.88 ft above sea level. Texas Water Development Board, 1 hour ago.

Sam Rayburn Reservoir water level today

Sam Rayburn Reservoir is well below normal for 12 September: 47.21 m154.88 ft against a median of 48.99 m160.73 ft for this date, measured over 39 years (1988–2026). On this date the level has ranged from 17.27 m56.67 ft to 50.89 m166.95 ft.

Sam Rayburn Reservoir is 66.7% full, at 47.21 m154.88 ft above sea level, against a full level of 50.1 m164.4 ft. That's 2,350.7 million m³1,905,726 acre-feet of water out of 3,524.1 million m³2,857,077 acre-feet.

How full	66.7%
Water level	47.21 m154.88 ft
Level when full	50.1 m164.4 ft
Below full by	2.90 m9.52 ft
Water stored	2,350.7 million m³1,905,726 acre-feet
Median for 12 September	48.99 m160.73 ft
Difference from normal	Down 1.78 m5.85 ft
Range on this date	17.27 m56.67 ft to 50.89 m166.95 ft
Reading from	1 hour ago

Source: Texas Water Development Board. Provisional data, subject to revision.

Good for today?

Rules of thumb from the current wind and water temperature. Conditions differ across the lake, so check on the spot.

SwimmingNo water temperature yet
Kayak and paddleboardGood – calm water
SailingGood sailing breeze
Windsurf and kiteNot enough wind

Wind, next 24 hours

KilometresMiles per hour, gusts below. Arrows point the way the wind blows.

08:0064gusts 149 SE

11:00127gusts 2013 SW

14:00106gusts 149 SW

17:0096gusts 159 SW

20:00106gusts 3119 SSW

23:0095gusts 2616 S

02:0085gusts 2214 SSW

05:0075gusts 2012 SSW

Four-day forecast

Day	Weather	High / low	Wind	Gusts	Rain
Today12 Sep Overcast	Overcast	34 °C93 °F / 24 °C75 °F	148 SSW	3119	7%
Tomorrow13 Sep Overcast	Overcast	34 °C92 °F / 24 °C76 °F	149 SW	2818	6%
Monday14 Sep Overcast	Overcast	38 °C100 °F / 24 °C74 °F	138 S	2717	11%
Tuesday15 Sep Overcast	Overcast	38 °C100 °F / 24 °C74 °F	138 S	3019	11%

Wind in km/hmph. Rain shows the highest hourly chance of rain that day.