Sack Lake

Iron County, WI

GOConfidence · 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

falling pressure ahead of a system

GO on Sack Lake — light winds and falling pressure ahead of a system for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window

Fri · Sep 11, Now → 8 AM (America/Chicago)

Full read

The latest cached fishing-weather read for Sack Lake in Iron County, WI is GO. Its highlighted window has passed, so use the 7-day forecast below for the next available window. The main factor in its favor was falling pressure ahead of a system. Its cached forecast evidence included wind near 7 mph out of the west, gusting to 14 mph; surface pressure near 956 hPa on a falling trend; 0.00 inches of rain; and air temperature near 63 °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: 7mph
W · gust 14
Rain / Weather: 0in
Clear
Temp: 63°F
17°C · hum 58%
Pressure: 28.23inHg
Falling

7-Day Fishing Forecast

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

Thu · Sep 10
Window passed
GO
Falling pressure ahead of a system
73° / 48°F
7 mph · Wgust 16
0.00 in
↓ -1.3 hPa
Fri · Sep 11
Now → 8 AM
GO
Falling pressure ahead of a system
81° / 59°F
11 mph · Sgust 43
0.00 in
↓ -9.5 hPa
Sat · Sep 12
6 PM → 10 PM
GO
Falling pressure ahead of a system
70° / 52°F
7 mph · NWgust 41
0.05 in
↑ +12.8 hPa
Sun · Sep 13
4 AM → 8 AM
GO
Falling pressure ahead of a system
61° / 45°F
3 mph · NWgust 19
0.00 in
↑ +5.9 hPa
Mon · Sep 14
4 AM → 8 AM
SKIP
Extreme gusts
63° / 43°F
7 mph · SEgust 40
0.24 in
↓ -15.5 hPa
Tue · Sep 15
4 PM → 8 PM
GO
Falling pressure ahead of a system
63° / 43°F
7 mph · Ngust 27
0.03 in
↑ +18.6 hPa
Wed · Sep 16
4 PM → 8 PM
GO
Falling pressure ahead of a system
59° / 43°F
3 mph · Ngust 5
0.00 in
↓ -0.9 hPa

Last 3 days

Recent context — what just happened

Pressure

Falling

-4.9 hPa over 72h

Rain

Wet stretch

0.85 in totallast 72h

Wind

Gusty

9 mph · gust 36 · SW

Temperature

Cooler

-8.6°F over 72h82–59°F range

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

Nearby waters

Shirley Lake· Iron County, WI
Little Moose Lake· Iron County, WI
Second Black Lake· Iron County, WI
Lake of the Falls· Iron County, WI
Twin Lakes· Ashland County, WI
Bear Lake· Iron County, WI

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