Gibson Reservoir

Lewis and Clark County, MT

MAYBEConfidence · 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
Main risk
a front passing through

MAYBE on Gibson Reservoir — light winds and rising pressure after a passing system for this window. Watch a front passing through and pressure swinging. Weather-only read (no on-water history calibrating this yet).

Next forecast window
MAYBE

Wed · Oct 28, 4 AM → 8 AM (America/Denver)

Full read

The latest cached fishing-weather read for Gibson Reservoir in Lewis and Clark County, MT is MAYBE. 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, while the main watch-out was a front passing through. Its cached forecast evidence included wind near 4 mph out of the northwest, gusting to 9 mph; surface pressure near 850 hPa on an unstable trend; 0.00 inches of rain; and air temperature near 28 °F with overcast dominant. Confidence in this cached read is low; it was generated October 26, 2026, 9:53 AM 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 October 26, 2026, 9:53 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
4mph

NW · gust 9

Rain / Weather
0in

Overcast

Temp
28°F

-2°C · hum 80%

Pressure
25.10inHg

Unstable

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
    41° / 27°F
    4 mph · NWgust 25
    0.04 in
    ↓ -8.4 hPa
  2. Tue · Oct 27
    7 PM → 11 PM
    SKIP
    Extreme gusts
    39° / 34°F
    13 mph · Wgust 39
    0.09 in
    → +2.4 hPa
  3. Wed · Oct 28
    4 AM → 8 AM
    MAYBE
    A front passing through
    39° / 27°F
    5 mph · Wgust 21
    0.01 in
    ↑ +9.3 hPa
  4. Thu · Oct 29
    9 AM → 1 PM
    MAYBE
    A front passing through
    37° / 27°F
    3 mph · Egust 6
    0.01 in
    → +2.2 hPa
  5. Fri · Oct 30
    1 PM → 5 PM
    MAYBE
    A front passing through
    50° / 27°F
    3 mph · SEgust 6
    0.00 in
    ↓ -9.3 hPa
  6. Sat · Oct 31
    4 AM → 8 AM
    MAYBE
    A front passing through
    46° / 30°F
    7 mph · Wgust 11
    0.00 in
    ↓ +1.3 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    MAYBE
    A front passing through
    43° / 30°F
    6 mph · Wgust 19
    0.00 in
    ↑ +4.8 hPa

Last 3 days

Recent context — what just happened

Pressure
Unstable
+17.5 hPa over 72h
Rain
Light rain
0.38 in totallast 72h
Wind
Gusty
7 mph · gust 28 · N
Temperature
Cooler
-22.0°F over 72h54–28°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.