Lake Arrowhead

Cook County, IL

MAYBEConfidence · Low
Best bite window
Now → 1 PM (America/Chicago)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Lake Arrowhead — 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).

Full read

The current fishing-weather read for Lake Arrowhead in Cook County, IL is MAYBE, with the best four-hour window on Thu, Jul 23 from 9 AM to 1 PM (America/Chicago). The main factor in its favor is dry conditions across the window, and the main watch-out is a front passing through. During that window the forecast calls for wind near 4 mph out of the east, gusting to 7 mph, surface pressure near 1001 hPa on a steady trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 70 °F, with a dominant forecast of overcast. Confidence in this read is low; it was generated July 23, 2026, 11:08 AM UTC, and reads refresh on a daily cadence. This is a weather-only read built from forecast weather alone; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED July 23, 2026, 11:08 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
4mph

E · gust 7

Rain / Weather
0in

Overcast

Temp
70°F

21°C · hum 54%

Pressure
29.56inHg

Steady

7-Day Fishing Forecast

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

  1. Thu · Jul 23
    Now → 1 PM
    MAYBE
    A front passing through
    77° / 54°F
    4 mph · Egust 11
    0.00 in
    ↓ +0.4 hPa
  2. Fri · Jul 24
    11 AM → 3 PM
    MAYBE
    A front passing through
    84° / 57°F
    4 mph · SEgust 12
    0.00 in
    ↓ -2.5 hPa
  3. Sat · Jul 25
    4 AM → 8 AM
    MAYBE
    A front passing through
    82° / 63°F
    5 mph · Sgust 24
    0.10 in
    ↓ -5.5 hPa
  4. Sun · Jul 26
    5 AM → 9 AM
    MAYBE
    A front passing through
    97° / 72°F
    4 mph · SWgust 27
    0.17 in
    ↓ -2.9 hPa
  5. Mon · Jul 27
    9 AM → 1 PM
    MAYBE
    A front passing through
    90° / 68°F
    7 mph · Sgust 32
    2.32 in
    ↓ -10.1 hPa
  6. Tue · Jul 28
    6 AM → 10 AM
    MAYBE
    A front passing through
    81° / 68°F
    9 mph · Ngust 27
    0.00 in
    ↑ +12.3 hPa
  7. Wed · Jul 29
    4 AM → 8 AM
    MAYBE
    A front passing through
    81° / 64°F
    4 mph · NWgust 19
    0.00 in
    ↑ +2.1 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+5.0 hPa over 72h
Rain
Dry stretch
0.02 in totallast 72h
Wind
Gusty
7 mph · gust 34 · W
Temperature
Cooler
-6.8°F over 72h86–61°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.