Heart Lake

Mineral County, MT

MAYBEConfidence · Medium
Best bite window
Fri · Sep 11, 3 PM → 7 PM (America/Los_Angeles)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Heart Lake — 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 Heart Lake in Mineral County, MT is MAYBE, with the best four-hour window on Fri, Sep 11 from 3 PM to 7 PM (America/Los_Angeles). 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 6 mph out of the west, gusting to 12 mph, surface pressure near 827 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 50 °F, with a dominant forecast of overcast. Confidence in this 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 alone; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED September 10, 2026, 1:27 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
6mph

W · gust 12

Rain / Weather
0in

Overcast

Temp
50°F

10°C · hum 64%

Pressure
24.42inHg

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
    63° / 46°F
    10 mph · Wgust 30
    0.05 in
    ↓ -5.8 hPa
  2. Fri · Sep 11
    3 PM → 7 PM
    MAYBE
    A front passing through
    50° / 41°F
    6 mph · Wgust 28
    0.23 in
    ↑ +5.4 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    A front passing through
    55° / 37°F
    6 mph · NEgust 14
    0.07 in
    ↓ -6.8 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    MAYBE
    Rain in the window
    41° / 34°F
    3 mph · NEgust 16
    1.42 in
    ↑ +9.9 hPa
  5. Mon · Sep 14
    4 AM → 8 AM
    MAYBE
    A front passing through
    54° / 36°F
    4 mph · SWgust 7
    0.04 in
    ↓ +1.3 hPa
  6. Tue · Sep 15
    7 AM → 11 AM
    MAYBE
    A front passing through
    54° / 37°F
    3 mph · NEgust 4
    0.14 in
    ↑ +4.5 hPa
  7. Wed · Sep 16
    4 AM → 8 AM
    MAYBE
    A front passing through
    66° / 36°F
    1 mph · NEgust 3
    0.00 in
    ↓ -0.5 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+3.3 hPa over 72h
Rain
Wet stretch
1.15 in totallast 72h
Wind
Gusty
7 mph · gust 29 · W
Temperature
Warmer
+1.1°F over 72h59–37°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.