South Twin Lake

Calhoun County, IA

MAYBEConfidence · Medium
Best bite window
Tue · Oct 27, 5 AM → 9 AM (America/Chicago)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on South Twin Lake — light winds and rising pressure after a passing system 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 South Twin Lake in Calhoun County, IA is MAYBE, with the best four-hour window on Tue, Oct 27 from 5 AM to 9 AM (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 7 mph out of the southwest, gusting to 14 mph, surface pressure near 975 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 54 °F, with a dominant forecast of overcast. Confidence in this read is medium; it was generated October 26, 2026, 9:41 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 October 26, 2026, 9:41 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
7mph

SW · gust 14

Rain / Weather
0in

Overcast

Temp
54°F

12°C · hum 94%

Pressure
28.79inHg

Rising

7-Day Fishing Forecast

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

  1. Mon · Oct 26
    Window passed
    MAYBE
    A front passing through
    59° / 45°F
    12 mph · NEgust 27
    0.02 in
    ↓ -6.6 hPa
  2. Tue · Oct 27
    5 AM → 9 AM
    MAYBE
    A front passing through
    57° / 50°F
    7 mph · SWgust 22
    0.09 in
    ↓ -1.9 hPa
  3. Wed · Oct 28
    10 AM → 2 PM
    MAYBE
    A front passing through
    72° / 54°F
    13 mph · Sgust 31
    0.13 in
    ↓ -4.5 hPa
  4. Thu · Oct 29
    3 PM → 7 PM
    MAYBE
    A front passing through
    66° / 55°F
    7 mph · NEgust 20
    0.00 in
    ↑ +8.9 hPa
  5. Fri · Oct 30
    4 AM → 8 AM
    MAYBE
    A front passing through
    63° / 50°F
    7 mph · Egust 25
    0.19 in
    ↓ -0.6 hPa
  6. Sat · Oct 31
    11 AM → 3 PM
    MAYBE
    A front passing through
    59° / 55°F
    9 mph · Sgust 25
    0.74 in
    ↓ -3.9 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    MAYBE
    A front passing through
    63° / 54°F
    5 mph · Sgust 17
    0.03 in
    ↓ -2.1 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+8.0 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
11 mph · gust 29 · SE
Temperature
Cooler
-7.4°F over 72h77–46°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.