Upper Twin Lake trout stocking

Montana · lake

Upper Twin Lake was last stocked 12 months ago (Sep 30, 2025). We have 1 stocking on record since Sep 30, 2025, 1 in the last 12 months (4,000 fish). Species stocked: westslope cutthroat trout.

Weather at Upper Twin Lake

• Tonight
  46°F
  Mostly Clear
  wind 5 to 12 mph
• Friday
  66°F
  Mostly Sunny
  7% rain · wind 6 to 23 mph
• Friday Night
  32°F
  Light Rain Likely then Slight Chance Rain And Snow
  59% rain · wind 14 mph
• Saturday
  49°F
  Partly Sunny
  4% rain · wind 7 to 10 mph
• Saturday Night
  31°F
  Mostly Cloudy
  2% rain · wind 5 mph
• Sunday
  55°F
  Mostly Cloudy then Slight Chance Light Rain
  17% rain · wind 6 mph

Forecast from the National Weather Service for this location, refreshed hourly.

What is stocked

Stocking history

From Montana fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go.

Where is Upper Twin Lake?

Montana. The marker is the agency's location for this water; streams are often stocked at several access points.

DirectionsLarger map

Stocked waters near Upper Twin Lake

• Lake Comolake · 6 mistocked Sep 8, 2026
• Oreamnos Lakelake · 16 mistocked Sep 17, 2025
• Heironymous Pondlake · 17 mistocked May 18, 2026
• Stafford Kid's Pondlake · 20 mistocked Jun 24, 2026

Stocked this week in Montana

Questions about Upper Twin Lake

When was Upper Twin Lake last stocked?

The latest reported stocking was Sep 30, 2025 (westslope cutthroat trout, 4,000 fish), according to Montana agency reports.

How often is Upper Twin Lake stocked?

It was stocked 1 times in the last 12 months.

What kind of trout are stocked in Upper Twin Lake?

Westslope cutthroat trout (1 stocking, 4,000 fish).