Sam Rayburn Reservoir today

Sam Rayburn Reservoir right now: the lake is 66.7% full, there's a light breeze from the south at 7 km/h4 mph and it's 28 °C83 °F and clear sky.

Updated 09:17 local time, Saturday 12 September

Water temperature

Not measured yet

We add water temperatures as reliable sources become available.

Wind now

7 km/h4 mph

From the south, gusts 20 km/h13 mph. 4 knots, a light breeze.

Air

28 °C83 °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, 2 hours 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	2 hours 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 paddleboardBreezy – for experienced paddlers
SailingGood sailing breeze
Windsurf and kiteNot enough wind

Wind, next 24 hours

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

09:0064gusts 1912 S

12:00128gusts 1912 SW

15:00106gusts 159 SW

18:00148gusts 2616 SSE

21:0085gusts 2717 S

00:0096gusts 2918 S

03:0095gusts 2012 S

06:0053gusts 96 SW

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 °C93 °F / 24 °C76 °F	117 SW	3421	5%
Monday14 Sep Overcast	Overcast	38 °C100 °F / 24 °C75 °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.