Copperopolis Reservoir

Calaveras County, CA

GOConfidence · Low
Best bite window
The highlighted window has passed. This read is still based on the latest cached weather; use the 7-Day forecast below for the next window.
Main reason
dry conditions across the window

GO on Copperopolis Reservoir — light winds and rising pressure after a passing system for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
GO

Tue · Oct 27, 4 AM → 8 AM (America/Los_Angeles)

Full read

The latest cached fishing-weather read for Copperopolis Reservoir in Calaveras County, CA is GO. Its highlighted window has passed, so use the 7-day forecast below for the next available window. The main factor in its favor was dry conditions across the window. Its cached forecast evidence included wind near 7 mph out of the north, gusting to 11 mph; surface pressure near 976 hPa on a rising trend; 0.00 inches of rain; and air temperature near 50 °F with clear dominant. Confidence in this cached read is low; it was generated October 26, 2026, 9:28 AM UTC, and reads refresh on a daily cadence. This is a weather-only read built from forecast weather; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED October 26, 2026, 9:28 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
7mph

N · gust 11

Rain / Weather
0in

Clear

Temp
50°F

10°C · hum 71%

Pressure
28.82inHg

Rising

7-Day Fishing Forecast

One read per day — the bite call, the window, the weather behind it

  1. Mon · Oct 26
    Window passed
    GO
    Dry conditions across the window
    68° / 50°F
    7 mph · Ngust 15
    0.00 in
    ↓ +0.1 hPa
  2. Tue · Oct 27
    4 AM → 8 AM
    GO
    Dry conditions across the window
    63° / 45°F
    5 mph · Ngust 12
    0.00 in
    ↓ -2.5 hPa
  3. Wed · Oct 28
    10 AM → 2 PM
    GO
    Dry conditions across the window
    70° / 46°F
    4 mph · Wgust 6
    0.00 in
    ↓ -1.2 hPa
  4. Thu · Oct 29
    4 AM → 8 AM
    GO
    Dry conditions across the window
    70° / 48°F
    3 mph · NEgust 10
    0.00 in
    ↓ -2.8 hPa
  5. Fri · Oct 30
    9 AM → 1 PM
    GO
    Dry conditions across the window
    68° / 48°F
    4 mph · SWgust 9
    0.01 in
    ↑ +4.0 hPa
  6. Sat · Oct 31
    6 AM → 10 AM
    GO
    Dry conditions across the window
    64° / 46°F
    3 mph · Ngust 8
    0.00 in
    → +0.7 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    GO
    Dry conditions across the window
    66° / 45°F
    3 mph · NEgust 9
    0.00 in
    ↓ 0.0 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+3.1 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
6 mph · gust 22 · SE
Temperature
Warmer
+2.7°F over 72h73–46°F range

Weather-only read. Confidence is capped until local water data or feedback exists.

Nearby waters

Weather data by Open-Meteo — CC BY 4.0. Fishing Weather derives the fishing read.