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Lake Sumner Water Level

U.S. Army Corps of Engineers · New Mexico

4,247.94ftWell below full pool

Latest reading Oct 26, 3:45 PM · elevation

Lake Sumner is 12.9 ft below full pool today (4,247.94 ft vs 4,260.88 ft), 0.2 ft lower than a year ago. It is 35% full. It has risen 2.31 ft since yesterday and is up 4.06 ft over 7 days.

Lake 12.9 ft below full pool, level rising, light S wind — good fall fishing day (6/10), best window 7:20 AM–8:20 AM (moonset near sunrise).

vs full pool−12.94 ftFull pool 4,260.9 ft · USACE
How full35%12k of 36k acre-ft
Change since yesterday+2.31 ft7 days: +4.06 ft
Same date last year4,248.18 ftNow −0.24 ft vs 2025
Dam release56.5 cfsOutflow below the dam · inflow 979 cfs
Air temp & weather now66°F · Isolated Showers And ThunderstormsWind S 8 mph, gusts 12NWS forecast · see Weather & wind below
Sun today7:12 AM – 6:09 PMFirst light 6:46 AM · Last light 6:35 PM

Water level chart

ft above sea level

Full pool (4,260.9 ft) is 12.9 ft above the latest reading, off this chart

Full pool (4,260.9 ft) is 12.9 ft above the latest reading, off this chart

Reading

Lake Sumner fishing report & conditions

updated Oct 26, 6:49 PM ET

Lake 12.9 ft below full pool, level rising, light S wind — good fall fishing day (6/10), best window 7:20 AM–8:20 AM (moonset near sunrise).

Best fishing times today

Today is a good fishing day (solunar + local conditions)

6/10

Full moon · 99% lit · New moon Mon, Nov 9 · Sunrise 7:12 AM · Sunset 6:09 PM

Major fishing times

  • Moon underfoot12:08 PM–2:08 PM

Minor fishing times

  • Moonset7:20 AM–8:20 AM
    Sunrise
  • Moonrise5:49 PM–6:49 PM
    Sunset
Fishing times for the next 7 days
TodayOct 266/10GoodMajor 12:08 PM–2:08 PM
Minor 7:20 AM–8:20 AM · 5:49 PM–6:49 PM
Light wind 1–9 mph
TueOct 275/10FairMajor 12:37 AM–2:37 AM · 1:06 PM–3:06 PM
Minor 8:34 AM–9:34 AM · 6:34 PM–7:34 PM
Moderate wind 9–15 mph
WedOct 283/10PoorMajor 1:37 AM–3:37 AM · 2:09 PM–4:09 PM
Minor 9:47 AM–10:47 AM · 7:29 PM–8:29 PM
Light wind 5–13 mph
ThuOct 295/10FairMajor 2:42 AM–4:42 AM · 3:14 PM–5:14 PM
Minor 10:56 AM–11:56 AM · 8:32 PM–9:32 PM
Light wind 4–9 mph
FriOct 304/10FairMajor 3:46 AM–5:46 AM · 4:17 PM–6:17 PM
Minor 11:56 AM–12:56 PM · 9:42 PM–10:42 PM
Light wind 2–8 mph
SatOct 315/10FairMajor 4:48 AM–6:48 AM · 5:17 PM–7:17 PM
Minor 12:46 PM–1:46 PM · 10:54 PM–11:54 PM
Light wind 6–13 mph
SunNov 15/10FairMajor 4:45 AM–6:45 AM · 5:12 PM–7:12 PM
Minor 12:27 PM–1:27 PM · 11:05 PM–12:05 AM
Light wind 4–12 mph
How this rating works

Solunar theory says fish feed more when the moon is overhead or underfoot (major periods, about 2 hours) and around moonrise and moonset (minor periods, about 1 hour). On a lake or river there is no tide, so instead of tide changes we score the local conditions anglers watch: the barometric pressure trend, the wind, whether the lake level is steady, and the water temperature where it is measured.

Baseevery day starts at 11
Sunrise / sunseta period overlaps sunrise or sunset ±1 h: major +2, minor +1 (max 3) (Moonset × sunrise +1; Moonrise × sunset +1)2
Moon phasewithin 2 days of a new or full moon +2, within 4 days +1 (today: 0.5 days)2
Local conditionspressure 6 AM→6 PM: falling +2, steady or slowly rising +1, rising fast 0 · daytime wind 4–15 mph +1, over 20 mph (or gusts over 30) −1 · level within ±0.25 ft in 24 h +1 · water 55–75°F +1, below 45°F or above 85°F −1 (0 to 4 in total)
  • Pressure: No NWS pressure forecast for this day +0
  • Wind: Light S 1–9 mph, gusts 13 +1
  • Level: Level rising 2.31 ft in 24 h +0
1
Today6, rounded6/10

1–3 poor · 4–5 fair · 6–7 good · 8–10 excellent. Pressure and wind are the NOAA National Weather Service hourly forecast for this spot; the level/flow trend is the latest 24 hours of readings on this page. Days 2–7 score sun, moon, forecast pressure and forecast wind only (level and water temperature aren’t forecast). Solunar times are a rule of thumb, not a guarantee.

Solunar periods calculated for 34.61, -104.38 (moon times from astronomical equations, Lake Sumner local time).

Weather & wind at Lake Sumner

air temperature, not water
Air temp66°FNWS forecast for this hour
Wind8 mphfrom the S · NWS forecast this hour
Gusts12 mphpeak gusts this hour

3-day forecast

NOAA National Weather Service forecast for 34.608, -104.384 (grid ABQ), issued Oct 26, 2:54 PM local time. High / low are air temperatures; water temperature is in the fishing section above. The “Air temp & weather” tile at the top refreshes live.

Past 12 months

daily readings from U.S. Army Corps of Engineers

Last 10 days

DateLevel (ft)Change
Mon Oct 26 (today)4,246.80+2.03
Sun Oct 254,244.77+0.80
Sat Oct 244,243.97+0.27
Fri Oct 234,243.70+0.01
Thu Oct 224,243.69−0.03
Wed Oct 214,243.72−0.10
Tue Oct 204,243.82−0.11
Mon Oct 194,243.93−0.12
Sun Oct 184,244.05−0.12
Sat Oct 174,244.17−0.13

Daily mean of all readings that day; today is the average so far.

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About this data

Source
U.S. Army Corps of Engineers
Location
34.6083, -104.3844 · New Mexico
Measures
Reservoir water-surface elevation, feet above sea level (NAVD88)
Latest reading
Oct 26, 3:45 PM local time
History
398 days on file since 2025-09-22
Page built
Oct 26, 2026 6:49 PM ET
Full pool
4,260.88 ft — U.S. Army Corps of Engineers (Top of Conservation)
Storage
12,496 of 35,917 acre-ft (Top of Conservation)
Also from
U.S. Bureau of Reclamation (Upper Colorado HydroData)

Source: U.S. Army Corps of Engineers (official page). Operator data is preliminary and may be revised. Weather: NOAA National Weather Service.