Harry S Truman Reservoir

St. Clair County, MO

GOConfidence · 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

GO on Harry S Truman Reservoir — 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, 5 AM → 9 AM (America/Chicago)

Full read

The latest cached fishing-weather read for Harry S Truman Reservoir in St. Clair County, MO 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 6 mph out of the southwest, gusting to 14 mph; surface pressure near 990 hPa on a rising trend; 0.00 inches of rain; and air temperature near 77 °F with overcast dominant. Confidence in this cached read is low; it was generated September 10, 2026, 1:27 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, 1:27 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
6mph

SW · gust 14

Rain / Weather
0in

Overcast

Temp
77°F

25°C · hum 88%

Pressure
29.23inHg

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
    81° / 70°F
    6 mph · SWgust 32
    7.53 in
    ↓ -2.9 hPa
  2. Fri · Sep 11
    5 AM → 9 AM
    GO
    Dry conditions across the window
    91° / 72°F
    3 mph · Sgust 16
    0.00 in
    ↓ -3.7 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    GO
    Dry conditions across the window
    95° / 68°F
    4 mph · Sgust 16
    0.00 in
    → +2.5 hPa
  4. Sun · Sep 13
    11 AM → 3 PM
    GO
    Dry conditions across the window
    97° / 70°F
    3 mph · SEgust 14
    0.12 in
    ↓ -0.8 hPa
  5. Mon · Sep 14
    11 AM → 3 PM
    GO
    Dry conditions across the window
    99° / 75°F
    14 mph · SWgust 34
    0.00 in
    ↓ -0.7 hPa
  6. Tue · Sep 15
    9 AM → 1 PM
    GO
    Dry conditions across the window
    95° / 72°F
    4 mph · Sgust 33
    0.22 in
    ↑ +7.6 hPa
  7. Wed · Sep 16
    4 AM → 8 AM
    GO
    Dry conditions across the window
    91° / 68°F
    4 mph · Egust 18
    0.11 in
    ↓ +0.8 hPa

Last 3 days

Recent context — what just happened

Pressure
Steady
+1.0 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
6 mph · gust 25 · SE
Temperature
Cooler
-2.0°F over 72h102–73°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.