Holter Lake

Lewis and Clark County, MT

MAYBEConfidence · Medium
Best bite window
Mon · Oct 26, 5 PM → 9 PM (America/Denver)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Holter Lake — 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).

Full read

The current fishing-weather read for Holter Lake in Lewis and Clark County, MT is MAYBE, with the best four-hour window on Mon, Oct 26 from 5 PM to 9 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 south, gusting to 17 mph, surface pressure near 807 hPa on an unstable trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 36 °F, with a dominant forecast of clear. Confidence in this read is medium; it was generated October 26, 2026, 9:16 AM 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 October 26, 2026, 9:16 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
7mph

S · gust 17

Rain / Weather
0in

Clear

Temp
36°F

2°C · hum 70%

Pressure
23.83inHg

Unstable

7-Day Fishing Forecast

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

  1. Mon · Oct 26
    5 PM → 9 PM
    MAYBE
    A front passing through
    37° / 21°F
    7 mph · Sgust 30
    0.00 in
    ↓ -8.5 hPa
  2. Tue · Oct 27
    6 AM → 10 AM
    MAYBE
    A front passing through
    36° / 27°F
    11 mph · SWgust 38
    0.02 in
    ↓ +1.0 hPa
  3. Wed · Oct 28
    4 AM → 8 AM
    MAYBE
    A front passing through
    39° / 21°F
    5 mph · Sgust 20
    0.00 in
    ↑ +6.9 hPa
  4. Thu · Oct 29
    4 AM → 8 AM
    MAYBE
    A front passing through
    34° / 19°F
    6 mph · Ngust 9
    0.00 in
    ↓ +2.4 hPa
  5. Fri · Oct 30
    8 AM → 12 PM
    MAYBE
    A front passing through
    41° / 19°F
    4 mph · SWgust 9
    0.00 in
    ↓ -10.0 hPa
  6. Sat · Oct 31
    4 AM → 8 AM
    MAYBE
    A front passing through
    43° / 27°F
    6 mph · Sgust 12
    0.02 in
    ↓ +1.6 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    MAYBE
    A front passing through
    41° / 27°F
    5 mph · Sgust 8
    0.05 in
    ↑ +4.2 hPa

Last 3 days

Recent context — what just happened

Pressure
Unstable
+19.1 hPa over 72h
Rain
Wet stretch
1.26 in totallast 72h
Wind
Gusty
13 mph · gust 47 · W
Temperature
Cooler
-25.6°F over 72h48–16°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.