Harkness Lakes

Beaverhead County, MT

MAYBEConfidence · 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
Main risk
a front passing through

MAYBE on Harkness Lakes — 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).

Next forecast window
MAYBE

Fri · Sep 11, 7 PM → 11 PM (America/Denver)

Full read

The latest cached fishing-weather read for Harkness Lakes in Beaverhead 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 5 mph out of the west, gusting to 16 mph; surface pressure near 781 hPa on a rising trend; 0.00 inches of rain; and air temperature near 59 °F with clear dominant. Confidence in this cached read is medium; it was generated September 10, 2026, 1:20 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, 1:20 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
5mph

W · gust 16

Rain / Weather
0in

Clear

Temp
59°F

15°C · hum 28%

Pressure
23.06inHg

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
    72° / 43°F
    5 mph · Wgust 24
    0.00 in
    ↓ -10.9 hPa
  2. Fri · Sep 11
    7 PM → 11 PM
    MAYBE
    A front passing through
    64° / 48°F
    10 mph · Wgust 45
    0.00 in
    → +1.3 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    A front passing through
    68° / 45°F
    4 mph · Sgust 26
    0.00 in
    ↓ -8.2 hPa
  4. Sun · Sep 13
    6 PM → 10 PM
    MAYBE
    A front passing through
    57° / 39°F
    11 mph · Wgust 36
    0.01 in
    ↑ +13.8 hPa
  5. Mon · Sep 14
    4 AM → 8 AM
    MAYBE
    A front passing through
    55° / 32°F
    4 mph · Wgust 11
    0.00 in
    ↓ -1.3 hPa
  6. Tue · Sep 15
    11 AM → 3 PM
    MAYBE
    A front passing through
    61° / 37°F
    4 mph · SWgust 13
    0.00 in
    ↓ +4.2 hPa
  7. Wed · Sep 16
    7 AM → 11 AM
    MAYBE
    A front passing through
    63° / 37°F
    7 mph · Ngust 6
    0.00 in
    ↓ +0.9 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+13.9 hPa over 72h
Rain
Dry stretch
0.02 in totallast 72h
Wind
Gusty
7 mph · gust 31 · W
Temperature
Cooler
-2.9°F over 72h68–30°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.