Birch Lake

Cass County, MN

GOConfidence · 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
falling pressure ahead of a system

GO on Birch Lake — light winds and falling pressure ahead of a system for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
GO

Fri · Sep 11, Now → 8 AM (America/Chicago)

Full read

The latest cached fishing-weather read for Birch Lake in Cass County, MN 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 falling pressure ahead of a system. Its cached forecast evidence included wind near 6 mph out of the southwest, gusting to 17 mph; surface pressure near 965 hPa on a falling trend; 0.00 inches of rain; and air temperature near 61 °F with clear dominant. Confidence in this cached read is medium; it was generated September 10, 2026, 1:23 PM 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 September 10, 2026, 1:23 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
6mph

SW · gust 17

Rain / Weather
0in

Clear

Temp
61°F

16°C · hum 59%

Pressure
28.50inHg

Falling

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    GO
    Falling pressure ahead of a system
    75° / 43°F
    6 mph · SWgust 21
    0.00 in
    ↓ -5.5 hPa
  2. Fri · Sep 11
    Now → 8 AM
    GO
    Falling pressure ahead of a system
    84° / 59°F
    7 mph · Sgust 29
    2.15 in
    ↓ -8.4 hPa
  3. Sat · Sep 12
    5 PM → 9 PM
    GO
    Falling pressure ahead of a system
    66° / 48°F
    7 mph · NWgust 31
    0.06 in
    ↑ +15.9 hPa
  4. Sun · Sep 13
    5 AM → 9 AM
    GO
    Falling pressure ahead of a system
    63° / 45°F
    3 mph · NWgust 11
    0.00 in
    ↑ +3.1 hPa
  5. Mon · Sep 14
    3 PM → 7 PM
    GO
    Falling pressure ahead of a system
    55° / 43°F
    6 mph · SEgust 37
    0.50 in
    ↓ -11.0 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    GO
    Falling pressure ahead of a system
    61° / 48°F
    6 mph · Wgust 23
    0.00 in
    ↑ +15.8 hPa
  7. Wed · Sep 16
    4 AM → 8 AM
    GO
    Falling pressure ahead of a system
    66° / 41°F
    3 mph · Sgust 6
    0.00 in
    ↓ -2.3 hPa

Last 3 days

Recent context — what just happened

Pressure
Falling
-2.5 hPa over 72h
Rain
Light rain
0.13 in totallast 72h
Wind
Gusty
8 mph · gust 34 · SW
Temperature
Cooler
-14.9°F over 72h81–54°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.