McChesney Reservoir

Phillips County, MT

MAYBEConfidence · Medium
Best bite window
Fri · Sep 11, 12 PM → 4 PM (America/Denver)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on McChesney Reservoir — 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 McChesney Reservoir in Phillips County, MT is MAYBE, with the best four-hour window on Fri, Sep 11 from 12 PM to 4 PM (America/Denver). 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 northeast, gusting to 11 mph, surface pressure near 901 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 52 °F, with a dominant forecast of overcast. Confidence in this read is medium; it was generated September 10, 2026, 1:25 PM 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 September 10, 2026, 1:25 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
7mph

NE · gust 11

Rain / Weather
0in

Overcast

Temp
52°F

11°C · hum 86%

Pressure
26.61inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    MAYBE
    A front passing through
    82° / 52°F
    9 mph · NWgust 30
    0.00 in
    ↓ -7.2 hPa
  2. Fri · Sep 11
    12 PM → 4 PM
    MAYBE
    A front passing through
    64° / 48°F
    7 mph · NEgust 25
    0.06 in
    ↑ +12.7 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    A front passing through
    52° / 46°F
    5 mph · Ngust 21
    0.00 in
    ↓ +0.5 hPa
  4. Sun · Sep 13
    3 PM → 7 PM
    MAYBE
    A front passing through
    50° / 45°F
    13 mph · Egust 30
    0.19 in
    ↓ -8.2 hPa
  5. Mon · Sep 14
    7 PM → 11 PM
    MAYBE
    A front passing through
    54° / 45°F
    6 mph · NWgust 34
    0.05 in
    ↑ +9.7 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    MAYBE
    A front passing through
    59° / 45°F
    4 mph · SWgust 16
    0.00 in
    → +3.1 hPa
  7. Wed · Sep 16
    4 AM → 8 AM
    MAYBE
    A front passing through
    66° / 45°F
    3 mph · SWgust 13
    0.00 in
    ↓ -1.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+7.3 hPa over 72h
Rain
Wet stretch
1.39 in totallast 72h
Wind
Gusty
16 mph · gust 59 · W
Temperature
Cooler
-7.6°F over 72h75–48°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.