Long Lake

Marshall County, SD

MAYBEConfidence · Medium
Best bite window
Sat · Sep 12, 6 PM → 10 PM (America/Chicago)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Long 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 Long Lake in Marshall County, SD is MAYBE, with the best four-hour window on Sat, Sep 12 from 6 PM to 10 PM (America/Chicago). 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 951 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 61 °F, with a dominant forecast of overcast. Confidence in this read is medium; it was generated September 10, 2026, 1:24 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, 1:24 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
6mph

W · gust 12

Rain / Weather
0in

Overcast

Temp
61°F

16°C · hum 38%

Pressure
28.08inHg

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
    77° / 48°F
    12 mph · SWgust 25
    0.00 in
    ↓ -9.6 hPa
  2. Fri · Sep 11
    Now → 8 AM
    MAYBE
    A front passing through
    84° / 61°F
    9 mph · Sgust 37
    0.00 in
    ↓ -1.5 hPa
  3. Sat · Sep 12
    6 PM → 10 PM
    MAYBE
    A front passing through
    70° / 52°F
    6 mph · Wgust 29
    0.00 in
    ↑ +12.2 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    MAYBE
    A front passing through
    66° / 50°F
    5 mph · Egust 26
    0.00 in
    ↓ -3.0 hPa
  5. Mon · Sep 14
    12 PM → 4 PM
    MAYBE
    A front passing through
    64° / 52°F
    12 mph · SWgust 42
    0.14 in
    ↓ -3.3 hPa
  6. Tue · Sep 15
    4 PM → 8 PM
    MAYBE
    A front passing through
    63° / 45°F
    7 mph · Ngust 28
    0.00 in
    ↑ +11.5 hPa
  7. Wed · Sep 16
    4 AM → 8 AM
    MAYBE
    A front passing through
    72° / 46°F
    7 mph · SEgust 17
    0.01 in
    ↓ -2.1 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+3.5 hPa over 72h
Rain
Dry stretch
0.04 in totallast 72h
Wind
Gusty
11 mph · gust 34 · SW
Temperature
Cooler
-11.2°F over 72h81–54°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.