Summit Lake

Union County, IA

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 Summit Lake — light winds and steady pressure trend 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 Summit Lake in Union County, IA 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 7 mph out of the east, gusting to 14 mph; surface pressure near 971 hPa on a rising trend; 0.00 inches of rain; and air temperature near 70 °F with overcast dominant. Confidence in this cached read is medium; it was generated September 10, 2026, 1:30 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, 1:30 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
7mph

E · gust 14

Rain / Weather
0in

Overcast

Temp
70°F

21°C · hum 65%

Pressure
28.67inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    GO
    Dry conditions across the window
    79° / 61°F
    7 mph · Egust 17
    0.00 in
    ↓ -2.6 hPa
  2. Fri · Sep 11
    Now → 8 AM
    GO
    Dry conditions across the window
    82° / 64°F
    7 mph · Sgust 27
    0.00 in
    ↓ -6.4 hPa
  3. Sat · Sep 12
    9 AM → 1 PM
    GO
    Dry conditions across the window
    84° / 64°F
    9 mph · Wgust 34
    0.22 in
    ↑ +9.0 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    GO
    Steady pressure trend
    75° / 61°F
    6 mph · Egust 35
    0.38 in
    ↓ -3.2 hPa
  5. Mon · Sep 14
    7 AM → 11 AM
    GO
    Dry conditions across the window
    97° / 64°F
    12 mph · SEgust 35
    0.35 in
    ↓ -2.2 hPa
  6. Tue · Sep 15
    1 PM → 5 PM
    GO
    Dry conditions across the window
    70° / 61°F
    5 mph · NEgust 27
    0.55 in
    ↑ +10.8 hPa
  7. Wed · Sep 16
    5 PM → 9 PM
    GO
    Dry conditions across the window
    63° / 57°F
    11 mph · NEgust 24
    1.42 in
    ↑ +2.5 hPa

Last 3 days

Recent context — what just happened

Pressure
Steady
+0.2 hPa over 72h
Rain
Wet stretch
1.37 in totallast 72h
Wind
Gusty
9 mph · gust 28 · SE
Temperature
Cooler
-0.4°F over 72h91–66°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.