Fishing Report
Ontario Reservoir Number 1 Fishing Report
Upland, CA
Lake conditions
Ontario Reservoir Number 1 — 2026-11-12
Conditions overviewToday's conditions at this lake, computed from live weather and the moon.
- Season
- Fall
- Moon
- 12% illuminated, waxingWaxing Crescent
- Est. surface temp
- 74°F
- Pressure
- 29.85 inHgStable
Est. water temp
74°F
v1 estimate from air temperature — not a sensor reading
Air vs. last week
About the same
79°F now vs 79°F this time last week
Measured air temperature at the nearest weather station — not water
Sun & moon
- Sunrise
- 6:20 AM
- Sunset
- 4:48 PM
- Moonrise
- 9:40 AM
- Moonset
- 7:14 PM
Sky, wind & pressuremidday · 3 PM
- Cloud cover
- 39%
- Precip chance
- 0%
- Wind
- 10 mph SW
- Pressure
- 29.85 inHg Stable
Today's solunar periods
- Major: 1:01 AM–3:01 AM
- Minor: 9:10 AM–10:10 AM
- Major: 1:26 PM–3:26 PM
- Minor: 6:44 PM–7:44 PM
No bite score appears for this lake because no fish species is on record for it yet.
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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.
34.093845, -117.640490
Est. water temp
74°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
Ontario Reservoir Number 1 · 34.0938, -117.6405
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Ontario Reservoir Number 1?
No fish species have been recorded for Ontario Reservoir Number 1 yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Ontario Reservoir Number 1?
No species are modeled for Ontario Reservoir Number 1 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 Ontario Reservoir Number 1 to see the best window for current conditions.
Where is Ontario Reservoir Number 1?
Ontario Reservoir Number 1 is near Upland, CA, at 34.0938, -117.6405.
Plan your trip to Ontario Reservoir Number 1
Get the hour-by-hour bite forecast and the best times to fish Ontario Reservoir Number 1, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.