Peterson Lake

Cook County, IL

MAYBEConfidence · 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
Main risk
a front passing through

MAYBE on Peterson Lake — light winds and dry conditions across the window for this window. Watch a front passing through. Weather-only read (no on-water history calibrating this yet).

Next forecast window
MAYBE

Fri · Jul 24, 6 AM → 10 AM (America/Chicago)

Full read

The latest cached fishing-weather read for Peterson Lake in Cook County, IL 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 3 mph out of the northwest, gusting to 7 mph; surface pressure near 999 hPa on a steady trend; 0.00 inches of rain; and air temperature near 66 °F with clear dominant. Confidence in this cached read is low; it was generated July 23, 2026, 11:28 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 July 23, 2026, 11:28 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
3mph

NW · gust 7

Rain / Weather
0in

Clear

Temp
66°F

19°C · hum 61%

Pressure
29.50inHg

Steady

7-Day Fishing Forecast

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

  1. Thu · Jul 23
    Window passed
    MAYBE
    A front passing through
    77° / 54°F
    3 mph · NWgust 12
    0.00 in
    ↓ +0.1 hPa
  2. Fri · Jul 24
    6 AM → 10 AM
    MAYBE
    A front passing through
    84° / 57°F
    4 mph · Sgust 12
    0.00 in
    ↓ -2.9 hPa
  3. Sat · Jul 25
    4 AM → 8 AM
    MAYBE
    A front passing through
    84° / 64°F
    6 mph · Sgust 24
    0.11 in
    ↓ -5.6 hPa
  4. Sun · Jul 26
    4 AM → 8 AM
    MAYBE
    A front passing through
    100° / 73°F
    3 mph · SWgust 27
    0.31 in
    ↓ -3.6 hPa
  5. Mon · Jul 27
    9 AM → 1 PM
    MAYBE
    A front passing through
    91° / 68°F
    7 mph · Sgust 27
    1.57 in
    ↓ -11.5 hPa
  6. Tue · Jul 28
    6 AM → 10 AM
    MAYBE
    A front passing through
    82° / 70°F
    9 mph · Ngust 27
    0.00 in
    ↑ +11.7 hPa
  7. Wed · Jul 29
    4 AM → 8 AM
    MAYBE
    A front passing through
    82° / 64°F
    5 mph · Ngust 19
    0.00 in
    ↑ +1.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+5.2 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
9 mph · gust 37 · NW
Temperature
Cooler
-5.0°F over 72h86–63°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.