Lake Fork Water Temperature & Level Today

Live surface water temp (83.4°F), pool elevation (402.42 ft MSL), dam outflow, and 30-day hydrological history.

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Current Elevation
402.42 ft MSL
-0.58 ft vs normal pool
Surface Water Temp
83.4°F
Comfortable swimming & skiing
Dam Release (Outflow)
967 cfs
Controlled spillway / hydro discharge
Reservoir Inflow
880 cfs
Upstream basin river drainage
Normal Conservation Pool
403.0 ft
Flood pool: 405.5 ft

What Today's Conditions (83.4°F • 402.4 ft) Mean

Boat Ramps & Navigation

At 402.4 ft MSL, main public concrete ramps remain fully functional with sufficient trailer draft. Boaters should exercise standard vigilance around shallow sandbars when straying outside marked navigation channels.

Private Docks & Shorelines

Water line is situated 0.6 ft below normal conservation pool. Floating docks and gangways are operating at optimal gangway slope without mud grounding.

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Water Temperature & Recreation

Surface water temperature of 83.4°F provides comfortable conditions for swimming, paddleboarding, and wakeboarding without thermal protection. Safety status is currently rated WATCH.

Copernicus Sentinel-2 MSI Telemetry

Spaceborne Satellite Observation & Water Clarity

Fresh multi-spectral overhead Earth observation from the European Space Agency (ESA) Sentinel-2 constellation (10m spatial resolution).

Latest Pass: 2026-09-12 (0.1% Clouds)
Copernicus Sentinel-2 true-color satellite capture of Lake Fork
True-Color Natural Optical Spectrum (RGB B04/B03/B02)
Resolution: 10m/px • Atmospheric correction L2A Open Full Imagery ↗

Satellite imagery and indices processed via Copernicus Data Space Ecosystem (CDSE) / Sentinel Hub API. Data reflects actual surface conditions at the time of orbital passage.

Water Clarity & TurbidityCrystal Clear (High Secchi Depth)

Derived from Band 4 red reflectance across open water pixels. Low reflectance indicates minimal suspended silt and high underwater visibility for angling and navigation.

Spaceborne Cyanobacteria / Algae RiskModerate (Active Phytoplankton Growth)

Normalized Difference Chlorophyll Index (NDCI: 0.101) measures phytoplankton concentration using Red-Edge (B05) and Red (B04) bands to detect early bloom development before surface scums appear.

Shoreline & Emergent Island DelineationNDWI Active

Normalized Difference Water Index (NDWI) contrasts Green and Near-Infrared spectra to map shallow shoals, sandbars, and exposed islands (like Sometimes Island on Travis or Wood Island on Texoma).

Reservoir Pool Benchmarks & Historical Records

Pool Benchmark Elevation (ft MSL) Difference from Current Notes / Historical Significance
Current Level (Today) 402.42 ft Live observation from Sabine River Authority of Texas
Normal Conservation Pool 403.00 ft -0.58 ft Target design storage pool for recreation & water supply
Flood Control Pool (Top of Gates) 405.50 ft 3.08 ft remaining capacity Water above this stage triggers emergency spillway discharge
Record Historical High 406.10 ft 3.68 ft above current Recorded on 2015-05-12
Record Historical Low 395.20 ft 7.22 ft above record Recorded on 2011-11-20

30-Day Daily Water Level History

Official daily snapshots from Sabine River Authority of Texas

30 Observations
Date Elevation (ft MSL) Daily Change Inflow (cfs) Release / Outflow (cfs) Water Temp
2026-09-18 402.42 ft -0.01 ft 880 967 76.6°F
2026-09-17 402.43 ft +0.01 ft 810 909 76.5°F
2026-09-16 402.42 ft -0.01 ft 864 844 76.1°F
2026-09-15 402.43 ft -0.03 ft 734 944 76.1°F
2026-09-14 402.46 ft -0.01 ft 704 890 76.5°F
2026-09-13 402.47 ft +0.03 ft 925 894 76.4°F
2026-09-12 402.44 ft +0.02 ft 788 891 75.5°F
2026-09-11 402.42 ft -0.03 ft 834 919 74.8°F
2026-09-10 402.45 ft -0.07 ft 692 906 75.3°F
2026-09-09 402.52 ft -0.04 ft 789 845 76.4°F
2026-09-08 402.56 ft +0.01 ft 931 974 76.9°F
2026-09-07 402.55 ft +0.02 ft 748 871 76.5°F
2026-09-06 402.53 ft -0.01 ft 807 840 75.9°F
2026-09-05 402.54 ft -0.03 ft 693 1,017 76°F
2026-09-04 402.57 ft 0.00 ft 876 814 76.3°F
2026-09-03 402.57 ft +0.03 ft 888 880 75.9°F
2026-09-02 402.54 ft -0.01 ft 710 1,016 75.2°F
2026-09-01 402.55 ft -0.05 ft 800 774 75°F
2026-08-31 402.60 ft -0.07 ft 729 938 75.9°F
2026-08-30 402.67 ft -0.01 ft 931 972 76.9°F
2026-08-29 402.68 ft +0.03 ft 808 780 77°F
2026-08-28 402.65 ft +0.02 ft 698 973 76.2°F
2026-08-27 402.63 ft -0.03 ft 817 916 75.6°F
2026-08-26 402.66 ft -0.02 ft 776 826 75.8°F
2026-08-25 402.68 ft +0.01 ft 938 962 76.1°F
2026-08-24 402.67 ft +0.01 ft 720 886 75.7°F
2026-08-23 402.66 ft -0.03 ft 727 880 75.2°F
2026-08-22 402.69 ft -0.06 ft 845 913 75.5°F
2026-08-21 402.75 ft -0.05 ft 811 903 76.6°F
2026-08-20 402.80 ft +0.02 ft 899 904 77.2°F
2026-08-19 402.78 ft 658 862 76.7°F
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