Marys Lake water level today
Reservoir in Colorado
8,029.02ft
2,447.25 m · NAVD88
Measured · provisional
24 hours
▲ 0.15 ft
7 days
▼ 8.00 ft
30 days
–
What this means
The lake has fallen 8.00 ft in 7 days.
Since 2026, the lowest daily level was 8,025.63 ft (Oct 2026) and the highest 8,037.51 ft (Oct 2026).
Marys Lake level chart
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Records & details
- Highest
- 8,037.51 ft on Oct 13, 2026
- Lowest
- 8,025.63 ft on Oct 16, 2026
- Records from
- 2026 (0 years of daily data)
- Storage
- 510 acre-ft
- Water temperature
- Not measured here
Marys Lake Dike 2
- Height
- 35 ft
- Completed
- 1949
- Purposes
- Hydroelectric; Irrigation; Recreation
- Owner
- BUREAU OF RECLAMATION
- Normal storage
- 927 acre-ft
- Surface area
- 40 acres
National Inventory of Dams (U.S. Army Corps of Engineers).
Campgrounds near Marys Lake
- Rocky Mountain National Park Glacier Basin Campground
- Rocky Mountain National Park Moraine Park Campground
- Rocky Mountain National Park Longs Peak Campground
- Rocky Mountain National Park Aspenglen Campground
- Meeker Park Overflow Campground
All 6 campgrounds, reservations and phone numbers →
Federal campgrounds from Recreation.gov; straight-line distance from the lake's gauge or dam.
Weather & wind
This Afternoon63°F · Mostly Sunny
Wind WSW 10 mph
Wind WSW 10 mph
Tonight39°F · Mostly Clear
Wind WSW 2 to 9 mph
Wind WSW 2 to 9 mph
Saturday45°F · Chance Rain And Snow Showers
Wind SE 2 to 9 mph
Wind SE 2 to 9 mph
Saturday Night33°F · Chance Snow Showers then Mostly Cloudy
Wind ESE 0 to 6 mph
Wind ESE 0 to 6 mph
Sunday50°F · Partly Sunny then Chance Rain Showers
Wind ENE 0 to 7 mph
Wind ENE 0 to 7 mph
Sunday Night35°F · Rain Showers Likely
Wind ENE 0 to 3 mph
Wind ENE 0 to 3 mph
NOAA National Weather Service forecast for this lake's location, updated 1 h ago.