McCullom Lake

McHenry County, IL

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
dry conditions across the window

GO on McCullom Lake — light winds and steady pressure trend 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/Chicago)

Full read

The latest cached fishing-weather read for McCullom Lake in McHenry County, IL 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 6 mph out of the northeast, gusting to 18 mph; surface pressure near 995 hPa on a rising trend; 0.00 inches of rain; and air temperature near 50 °F with overcast dominant. Confidence in this cached read is medium; it was generated October 26, 2026, 9:47 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, 9:47 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
6mph

NE · gust 18

Rain / Weather
0in

Overcast

Temp
50°F

10°C · hum 87%

Pressure
29.38inHg

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
    61° / 48°F
    6 mph · NEgust 22
    0.00 in
    → +0.9 hPa
  2. Tue · Oct 27
    4 AM → 8 AM
    GO
    Dry conditions across the window
    66° / 48°F
    7 mph · Egust 21
    0.00 in
    ↓ -4.3 hPa
  3. Wed · Oct 28
    4 AM → 8 AM
    GO
    Dry conditions across the window
    70° / 52°F
    7 mph · Sgust 29
    0.00 in
    ↓ -2.8 hPa
  4. Thu · Oct 29
    4 PM → 8 PM
    GO
    Dry conditions across the window
    64° / 55°F
    7 mph · Wgust 42
    0.08 in
    ↑ +4.6 hPa
  5. Fri · Oct 30
    4 AM → 8 AM
    GO
    Dry conditions across the window
    63° / 50°F
    6 mph · NEgust 19
    0.00 in
    ↑ +2.6 hPa
  6. Sat · Oct 31
    3 PM → 7 PM
    GO
    Dry conditions across the window
    55° / 50°F
    7 mph · Egust 22
    0.11 in
    ↓ -5.0 hPa
  7. Sun · Nov 1
    8 AM → 12 PM
    GO
    Dry conditions across the window
    59° / 54°F
    5 mph · Egust 10
    0.07 in
    ↓ -3.5 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+2.1 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
4 mph · gust 17 · SE
Temperature
Warmer
+4.1°F over 72h72–45°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.