Big Marine Lake

Washington County, MN

MAYBEConfidence · Medium
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
Main risk
a front passing through

MAYBE on Big Marine Lake — light winds and rising pressure after a passing system for this window. Watch a front passing through. Weather-only read (no on-water history calibrating this yet).

Next forecast window
MAYBE

Tue · Oct 27, 5 PM → 9 PM (America/Chicago)

Full read

The latest cached fishing-weather read for Big Marine Lake in Washington County, MN is MAYBE. 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, while the main watch-out was a front passing through. Its cached forecast evidence included wind near 6 mph out of the north, gusting to 19 mph; surface pressure near 993 hPa on a rising trend; 0.00 inches of rain; and air temperature near 43 °F with overcast dominant. Confidence in this cached read is medium; it was generated October 26, 2026, 9:24 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, 9:24 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
6mph

N · gust 19

Rain / Weather
0in

Overcast

Temp
43°F

6°C · hum 74%

Pressure
29.32inHg

Rising

7-Day Fishing Forecast

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

  1. Mon · Oct 26
    Window passed
    MAYBE
    A front passing through
    50° / 43°F
    6 mph · Ngust 24
    0.39 in
    ↓ -4.2 hPa
  2. Tue · Oct 27
    5 PM → 9 PM
    MAYBE
    A front passing through
    52° / 41°F
    7 mph · SWgust 35
    0.24 in
    ↓ -8.8 hPa
  3. Wed · Oct 28
    4 AM → 8 AM
    MAYBE
    A front passing through
    70° / 52°F
    9 mph · Sgust 29
    0.10 in
    ↓ -4.6 hPa
  4. Thu · Oct 29
    5 AM → 9 AM
    MAYBE
    A front passing through
    61° / 46°F
    7 mph · NWgust 24
    0.00 in
    ↑ +11.4 hPa
  5. Fri · Oct 30
    4 AM → 8 AM
    MAYBE
    A front passing through
    57° / 41°F
    4 mph · NEgust 13
    0.00 in
    ↑ +1.9 hPa
  6. Sat · Oct 31
    4 AM → 8 AM
    MAYBE
    A front passing through
    52° / 45°F
    7 mph · Egust 27
    0.23 in
    ↓ -7.4 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    MAYBE
    A front passing through
    61° / 50°F
    6 mph · Sgust 16
    0.02 in
    ↓ -2.6 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+11.7 hPa over 72h
Rain
Dry stretch
0.02 in totallast 72h
Wind
Gusty
9 mph · gust 35 · S
Temperature
Cooler
-9.4°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.

Big Marine Lake Fishing Forecast - 7-Day Windows (MN)