Sheridan County · lake · 20 acres · seasonal
Mattson Slough
Mattson Slough is a lake in Sheridan County, Montana. FishableWaters aggregates every stocking record for this water from Montana's fish & wildlife agency; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Partly cloudy
91°
58°
17 mph
5%
Sat
Overcast
98°
65°
14 mph
2%
Sun
Overcast
94°
71°
17 mph
2%
→ pressure steadyStable weather — expect a normal bite.
Stocking ledger
No published stocking records yet. This water stays in our books — the ledger begins the hour its state agency publishes a record.
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Lochin Slough1.1 mi
- Syme Slough2.2 mi
- Harrys Creek5.6 mi
- Boxelder Lake10.3 mi
- McCoy Creek10.8 mi
- Plentywood Creek11.4 mi
- Marron Creek12.2 mi
- Brightsmen Lake8.9 mi
Seasons, limits, and rules are the state's call — check the official MT regulations and buy your license before you go. We link the source; we never restate the rules.
Mattson Slough fishing — FAQ
Do I need a license to fish Mattson Slough?+
Yes — Montana requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is Mattson Slough?+
Mattson Slough is a lake in Sheridan County, Montana. Driving directions and an interactive topo map are on this page.