Mattis Lake Fishing Report & Forecast

40.0875° N, 88.2525° W

Fishing conditions for Mattis Lake

Today Tomorrow Oct 22 Oct 23 Oct 24 Oct 25
sunrise 07:07
sunset 18:07

Biting score

82%
Good biting conditions

The best time for fishing is night, morning and evening

  • 02:00
  • 05:00
  • 08:00
  • 11:00
  • 14:00
  • 17:00
  • 20:00
  • 23:00
  • CloudyNight1
  • CloudyNight1
  • CloudyDay2
  • CloudyDay1
  • ClearSkyDay
  • ClearSkyDay
  • ClearSkyNight
  • ClearSkyNight
  • 55%
  • 42%
  • 82%
  • 42%
  • 49%
  • 49%
  • 69%
  • 55%
  • OK biting conditions
  • OK biting conditions
  • Good biting conditions
  • OK biting conditions
  • OK biting conditions
  • OK biting conditions
  • Good biting conditions
  • OK biting conditions

Now, October 20
4:57 PM

ClearSkyDay
20° FEELS LIKE17°
wind
1.5 m/s GUSTS2.25 m/s
102.5 kPa RISING PRESSURE
humidity
32%
uv index
0low
cloud cover
100%
visibility
24km
moon rise
14:58AM
moon
moonnew moon
  • Mattis Lake Solunar Fishing Activity Report for Today

    Current fishing activity in Mattis Lake, United States, according to the solunar forecast, is moderate, which leads to a medium bite score.

    Over the next 6 days, the highest fish activity is expected on Saturday (11 PM peak), Sunday (11 AM peak) and Friday (11 PM peak) — making these the best times to go fishing in Mattis Lake.

  • Air conditions

    The air temperature is 68°F (20°C). Sunrise today: 07:07 AM, sunset: 06:07 PM. The weather conditions indicate the sky is overcast.

    The UV index is currently 0 (Low).

    The wind is coming from the north at 3.4 mph (1.5 m/s), with gusts reaching 5 mph (2.25 m/s). Atmospheric pressure is 30.27 inHg (769 mmHg).

  • Moon Phases

    The moon phase is currently new moon, with moonrise at 2:58 PM and moonset at 12:00 AM.

About this spot

Fishing info

  • Experience

    The spot provides extensive amenities such as boat ramps and family-friendly facilities, enhancing the fishing experience. However, litter at the site may detract from enjoying the natural setting. Fish species include largemouth bass, bluegill, and channel catfish.

  • Tips

    Opt for wading in shallow regions for an advantage. Be mindful of trash, as it may influence the fishing experience. Target various fish species during cooler months or early mornings for improved results.

  • Fishing seasons

    Winter and spring offer favorable conditions, especially on the southern side near the plant. Summer highs reach around 90°F, reducing productivity and comfort. Wind speeds are consistently between 9-13 mph with minimal annual precipitation.

  • Mattis Lake Solunar Fishing Activity Report for Today

    Current fishing activity in Mattis Lake, United States, according to the solunar forecast, is moderate, which leads to a medium bite score.

    Over the next 6 days, the highest fish activity is expected on Saturday (11 PM peak), Sunday (11 AM peak) and Friday (11 PM peak) — making these the best times to go fishing in Mattis Lake.

  • Air conditions

    The air temperature is 68°F (20°C). Sunrise today: 07:07 AM, sunset: 06:07 PM. The weather conditions indicate the sky is overcast.

    The UV index is currently 0 (Low).

    The wind is coming from the north at 3.4 mph (1.5 m/s), with gusts reaching 5 mph (2.25 m/s). Atmospheric pressure is 30.27 inHg (769 mmHg).

  • Moon Phases

    The moon phase is currently new moon, with moonrise at 2:58 PM and moonset at 12:00 AM.

Archive

About this spot

Reviews 1

  • WA
    Windy AI 08 July 2026
    Mattis Lake is a freshwater lake in Illinois, offering shoreline and open-water fishing for bass, panfish and other resident species. Spot Features: Work the vegetated shoreline, weed edges, points and drop-offs with soft plastics, spinnerbaits or live bait.
Guest:

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