Fishing Report
O'Brien Reservoir Fishing Report
Bessemer Bend, WY
Lake conditions
O'Brien Reservoir — 2026-11-10
Conditions overviewToday's conditions at this lake, computed from live weather and the moon.
- Season
- Fall
- Moon
- 4% illuminated, waxingNew Moon
- Est. surface temp
- 47.2°F
- Pressure
- —Unknown
Est. water temp
47.2°F
v1 estimate from air temperature — not a sensor reading
Air vs. last week
1°F warmer
36°F now vs 35°F this time last week
Measured air temperature at the nearest weather station — not water
Sun & moon
- Sunrise
- 6:51 AM
- Sunset
- 4:48 PM
- Moonrise
- 8:35 AM
- Moonset
- 5:17 PM
Sky, wind & pressuremidday · 11 PM
- Cloud cover
- 3%
- Precip chance
- 0%
- Wind
- 6 mph S
- Pressure
- — Unknown
Today's solunar periods
- Major: 11:32 PM–1:32 AM
- Minor: 8:05 AM–9:05 AM
- Major: 11:57 AM–1:57 PM
- Minor: 4:47 PM–5:47 PM
No bite score appears for this lake because no fish species is on record for it yet.
Find lakes with a bite score →Free — no account, no app
Modeled from National Weather Service data, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
42.668293, -106.567913
Est. water temp
47.2°F
v1 estimate from air temperature — not a sensor reading
Species on record
No species on record yet for this lake.
Suggest a species for this lake →Location
O'Brien Reservoir · 42.6683, -106.5679
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in O'Brien Reservoir?
No fish species have been recorded for O'Brien Reservoir yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish O'Brien Reservoir?
No species are modeled for O'Brien Reservoir yet, so there's no species-specific feeding window to name. The score still gives the light window 30% of its total, an input Bitespan grades "Well supported". Check today's bite forecast for O'Brien Reservoir to see the best window for current conditions.
Where is O'Brien Reservoir?
O'Brien Reservoir is near Bessemer Bend, WY, at 42.6683, -106.5679.
Plan your trip to O'Brien Reservoir
Get the hour-by-hour bite forecast and the best times to fish O'Brien Reservoir, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.