Gruenewald Reservoir

Butler County, NE

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 Gruenewald Reservoir — light winds and rising pressure after a passing system for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
MAYBE

Fri · Sep 11, Now → 8 AM (America/Chicago)

Full read

The latest cached fishing-weather read for Gruenewald Reservoir in Butler County, NE 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 5 mph out of the southeast, gusting to 11 mph; surface pressure near 960 hPa on a rising trend; 0.00 inches of rain; and air temperature near 81 °F with clear dominant. Confidence in this cached read is medium; it was generated September 10, 2026, 1:22 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, 1:22 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
5mph

SE · gust 11

Rain / Weather
0in

Clear

Temp
81°F

27°C · hum 30%

Pressure
28.35inHg

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
    84° / 55°F
    5 mph · SEgust 22
    0.00 in
    ↓ -6.5 hPa
  2. Fri · Sep 11
    Now → 8 AM
    MAYBE
    Dry conditions across the window
    91° / 68°F
    13 mph · Sgust 30
    0.00 in
    ↓ -7.2 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    Dry conditions across the window
    82° / 63°F
    9 mph · NWgust 27
    0.04 in
    ↑ +10.7 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    MAYBE
    Moderate wind
    75° / 59°F
    8 mph · Egust 37
    0.38 in
    ↓ -6.6 hPa
  5. Mon · Sep 14
    1 PM → 5 PM
    MAYBE
    Dry conditions across the window
    90° / 66°F
    10 mph · SWgust 34
    0.05 in
    ↑ +4.6 hPa
  6. Tue · Sep 15
    4 PM → 8 PM
    GO
    Dry conditions across the window
    77° / 61°F
    6 mph · SEgust 22
    0.03 in
    ↑ +6.7 hPa
  7. Wed · Sep 16
    6 PM → 10 PM
    GO
    Dry conditions across the window
    64° / 57°F
    7 mph · Egust 22
    0.56 in
    ↑ +3.3 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+4.3 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
10 mph · gust 38 · SE
Temperature
Cooler
-5.9°F over 72h93–64°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.