Lake Berryessa is at 427.4 ft and fell 0.0 ft in the last day.
Current Water Level
427.4 ft
130.28 m · Reservoir elevation
Compared with the reading at Oct 31, 1:00 AM
Delayed- Measured
- Nov 1, 2026 1:00 AM PDT
- Retrieved
- Nov 3, 2026 12:03 PM PST
- Data Source
- USBR (opens in a new tab)
- Datum
- NAVD88
Water Level Chart
Reservoir elevation from Oct 28, 2026 to Nov 1, 2026: started at 427.52 ft and ended at 427.42 ft; low 427.42 ft, high 427.52 ft.
Gaps in the line are periods with no readings; they are not filled in. View data table
24 Hour Change
−0.03 ft (falling)
from 427.45 ft on Oct 31
7 Day Change
n/a change not available
No comparable reading
30 Day Change
n/a change not available
No comparable reading
Conditions & Warnings
Forecast
- This Afternoon54°FLight RainSE 5 mph92% rain
- Tonight47°FChance Light Rain then Mostly CloudyNNE 2 to 9 mph44% rain
- Wednesday65°FSunnyNW 0 to 10 mph0% rain
- Wednesday Night47°FPartly CloudyWNW 0 to 5 mph0% rain
National Weather Service forecast near Moskowite Corner, CA, retrieved 2 hours ago.
Water Temperature
No official water temperature gauge is linked to this lake.
No active National Weather Service warnings for this location as of 2 hours ago.
Other Measurements
| Reservoir storage | 1,321,760 ac-ft | −530 ac-ft (falling) | USBR · Nov 1, 1:00 AM |
|---|
About Lake Berryessa
Lake Berryessa is a reservoir on Putah Creek in Napa County, California, impounded by Monticello Dam. It is a Bureau of Reclamation reservoir of the Solano Project, known for its Glory Hole spillway.
Lake Berryessa Location
Lake BerryessaNapa, California
Map location is approximate. Map data © OpenStreetMap contributors.
Compare & Share
Compare with other lakesOfficial Source & Methodology
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Reservoir elevation
Bureau of Reclamation RISE · ID
272· NAVD88 Official page -
Reservoir storage
Bureau of Reclamation RISE · ID
272· NAVD88 · alternate series Official page
The headline number is the reservoir elevation reported by Bureau of Reclamation RISE (typically daily). The "Measured" time is when the agency recorded it; "Retrieved" is when this site last downloaded it.
Recent readings are provisional and may be revised by the agency. Wind, waves and dam operations can change the level between readings. This page is not a flood warning or navigation service; for safety information contact the lake operator and the National Weather Service.
Gauge verified 2026-10-25: Lake Berryessa and Monticello Dam read elevation 427.63 ft; storage 1325480 acre-ft. Coordinates are the gauge location. Confirm reference levels with the operator before publishing.