Diamondhead Lake

Guthrie 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 Diamondhead 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, 4 AM → 8 AM (America/Chicago)

Full read

The latest cached fishing-weather read for Diamondhead Lake in Guthrie 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 4 mph out of the northeast, gusting to 9 mph; surface pressure near 975 hPa on a rising trend; 0.00 inches of rain; and air temperature near 68 °F with overcast dominant. Confidence in this cached read is medium; 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
4mph

NE · gust 9

Rain / Weather
0in

Overcast

Temp
68°F

20°C · hum 71%

Pressure
28.79inHg

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
    77° / 59°F
    4 mph · NEgust 13
    0.00 in
    ↓ -2.6 hPa
  2. Fri · Sep 11
    4 AM → 8 AM
    GO
    Dry conditions across the window
    82° / 64°F
    11 mph · Sgust 30
    0.00 in
    ↓ -6.9 hPa
  3. Sat · Sep 12
    9 AM → 1 PM
    GO
    Dry conditions across the window
    82° / 63°F
    9 mph · NWgust 39
    0.13 in
    ↑ +9.2 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    GO
    Steady pressure trend
    77° / 59°F
    5 mph · Egust 30
    0.76 in
    ↓ -2.5 hPa
  5. Mon · Sep 14
    5 PM → 9 PM
    MAYBE
    Steady pressure trend
    95° / 64°F
    10 mph · Ngust 34
    0.33 in
    ↓ -3.8 hPa
  6. Tue · Sep 15
    9 AM → 1 PM
    GO
    Dry conditions across the window
    72° / 63°F
    4 mph · Ngust 25
    0.69 in
    ↑ +10.6 hPa
  7. Wed · Sep 16
    4 PM → 8 PM
    GO
    Dry conditions across the window
    63° / 57°F
    10 mph · NEgust 21
    1.04 in
    ↑ +2.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Steady
+0.2 hPa over 72h
Rain
Wet stretch
2.18 in totallast 72h
Wind
Gusty
9 mph · gust 35 · S
Temperature
Cooler
-2.7°F over 72h90–66°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.