Holter Lake

Lewis and Clark County, MT

GOConfidence · Medium

Best bite window

Fri · Jul 24, 6 AM → 10 AM (America/Denver)

Main reason

dry conditions across the window

GO on Holter Lake — light winds and rising pressure after a passing system for this window. 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 GO, with the best four-hour window on Fri, Jul 24 from 6 AM to 10 AM (America/Denver). The main factor in its favor is dry conditions across the window, with no loud weather risk flagged for this window. During that window the forecast calls for wind near 6 mph out of the south, gusting to 13 mph, surface pressure near 817 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 63 °F, with a dominant forecast of clear. Confidence in this read is medium; it was generated July 23, 2026, 11:09 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 July 23, 2026, 11:09 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind: 6mph
S · gust 13
Rain / Weather: 0in
Clear
Temp: 63°F
17°C · hum 55%
Pressure: 24.13inHg
Rising

7-Day Fishing Forecast

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

Thu · Jul 23
Window passed
MAYBE
Dry conditions across the window
82° / 59°F
9 mph · SWgust 18
0.00 in
↓ -0.6 hPa
Fri · Jul 24
6 AM → 10 AM
GO
Dry conditions across the window
86° / 61°F
6 mph · Sgust 33
0.00 in
↓ -5.7 hPa
Sat · Jul 25
4 AM → 8 AM
GO
Dry conditions across the window
97° / 59°F
5 mph · Sgust 25
0.00 in
↓ 0.0 hPa
Sun · Jul 26
4 AM → 8 AM
GO
Dry conditions across the window
91° / 55°F
5 mph · Sgust 22
0.00 in
↓ +0.9 hPa
Mon · Jul 27
7 AM → 11 AM
GO
Dry conditions across the window
91° / 55°F
4 mph · Sgust 25
0.00 in
↓ +0.9 hPa
Tue · Jul 28
5 AM → 9 AM
GO
Dry conditions across the window
90° / 54°F
3 mph · Sgust 19
0.00 in
↓ -3.3 hPa
Wed · Jul 29
10 AM → 2 PM
GO
Dry conditions across the window
93° / 54°F
4 mph · Sgust 16
0.00 in
↓ -0.8 hPa

Last 3 days

Recent context — what just happened

Pressure

Falling

+0.7 hPa over 72h

Rain

Dry stretch

0.00 in totallast 72h

Wind

Calm wind

7 mph · gust 19 · N

Temperature

Warmer

+1.8°F over 72h81–52°F range

Weather-only read. Confidence is capped until local water data or feedback exists.

Nearby waters

Flesher Lakes· Lewis and Clark County, MT
Beaver Pond· Powell County, MT
Canyon Ferry Lake· Broadwater County, MT
Smith Lake· Lewis and Clark County, MT
Whitetail Reservoir· Meagher County, MT
Chimney Lakes· Powell County, MT

Weather data by Open-Meteo — CC BY 4.0. Fishing Weather derives the fishing read.