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Lake Roosevelt Water Level

U.S. Army Corps of Engineers · Washington

1,288.20ftBelow full pool

Latest reading Oct 26, 9:00 AM · elevation

Lake Roosevelt is 1.8 ft below normal pool today (1,288.20 ft vs 1,290.00 ft), 1.8 ft higher than a year ago. It is 92% full. It has risen 0.30 ft since yesterday and is up 1.20 ft over 7 days.

Lake 1.8 ft below normal pool, level rising, calm wind — fair fall fishing day (5/10), best window 7:58 AM–8:58 AM (moonset near sunrise).

vs normal pool−1.80 ftNormal pool 1,290.0 ft · USACE
How full92%8,967k of 9,715k acre-ft
Change since yesterday+0.30 ft7 days: +1.20 ft
Same date last year1,286.42 ftNow +1.78 ft vs 2025
Dam release59,600 cfsOutflow below the dam · inflow 52,600 cfs
Air temp & weather now43°F · Light Rain LikelyWind W 4 mph, gusts 7NWS forecast · see Weather & wind below
Sun today7:32 AM – 5:46 PMFirst light 6:59 AM · Last light 6:19 PM

Water level chart

ft above sea level

Normal pool (1,290.0 ft) is 1.8 ft above the latest reading, off this chart

Normal pool (1,290.0 ft) is 1.8 ft above the latest reading, off this chart

Reading

Lake Roosevelt fishing report & conditions

updated Oct 26, 12:50 PM ET

Lake 1.8 ft below normal pool, level rising, calm wind — fair fall fishing day (5/10), best window 7:58 AM–8:58 AM (moonset near sunrise).

Best fishing times today

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

5/10

Full moon · 99% lit · New moon Sun, Nov 8 · Sunrise 7:32 AM · Sunset 5:46 PM

Major fishing times

  • Moon underfoot12:08 PM–2:08 PM

Minor fishing times

  • Moonset7:58 AM–8:58 AM
    Sunrise
  • Moonrise5:09 PM–6:09 PM
    Sunset
Fishing times for the next 7 days
TodayOct 265/10FairMajor 12:08 PM–2:08 PM
Minor 7:58 AM–8:58 AM · 5:09 PM–6:09 PM
Calm wind 4–5 mph
TueOct 275/10FairMajor 12:37 AM–2:37 AM · 1:07 PM–3:07 PM
Minor 9:24 AM–10:24 AM · 5:43 PM–6:43 PM
Light wind 2–9 mph
WedOct 284/10FairMajor 1:38 AM–3:38 AM · 2:10 PM–4:10 PM
Minor 10:46 AM–11:46 AM · 6:31 PM–7:31 PM
Light wind 5–13 mph
ThuOct 295/10FairMajor 2:43 AM–4:43 AM · 3:15 PM–5:15 PM
Minor 11:57 AM–12:57 PM · 7:34 PM–8:34 PM
Light wind 5–7 mph
FriOct 303/10PoorMajor 3:47 AM–5:47 AM · 4:18 PM–6:18 PM
Minor 12:52 PM–1:52 PM · 8:50 PM–9:50 PM
Calm wind 2–5 mph
SatOct 314/10FairMajor 4:49 AM–6:49 AM · 5:18 PM–7:18 PM
Minor 1:33 PM–2:33 PM · 10:12 PM–11:12 PM
Calm wind 2–5 mph
SunNov 14/10FairMajor 4:46 AM–6:46 AM · 5:13 PM–7:13 PM
Minor 1:02 PM–2:02 PM · 10:34 PM–11:34 PM
Calm wind 2–5 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: Calm 4–5 mph, gusts 8 +0
  • Level: Level rising 0.30 ft in 24 h +0
0
Today5, rounded5/10

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 47.96, -118.98 (moon times from astronomical equations, Lake Roosevelt local time).

Weather & wind at Lake Roosevelt

air temperature, not water
Air temp43°FNWS forecast for this hour
Wind4 mphfrom the W · NWS forecast this hour
Gusts7 mphpeak gusts this hour

3-day forecast

NOAA National Weather Service forecast for 47.957, -118.981 (grid OTX), issued Oct 26, 4:17 AM 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)1,288.14+0.17
Sun Oct 251,287.97+0.30
Sat Oct 241,287.67+0.21
Fri Oct 231,287.46+0.10
Thu Oct 221,287.36+0.12
Wed Oct 211,287.24+0.08
Tue Oct 201,287.16+0.19
Mon Oct 191,286.97+0.08
Sun Oct 181,286.89+0.15
Sat Oct 171,286.74+0.44

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

Nearby lakes & rivers

About this data

Source
U.S. Army Corps of Engineers — Grand Coulee Dam
Location
47.9567, -118.9805 · Washington
Measures
Reservoir water-surface elevation, feet above sea level (NGVD29)
Latest reading
Oct 26, 9:00 AM local time
History
399 days on file since 2025-09-21
Page built
Oct 26, 2026 12:50 PM ET
Normal pool
1,290.00 ft — U.S. Army Corps of Engineers (Top of Normal)
Storage
8,966,560 of 9,715,346 acre-ft (Top of Normal)

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