TroutNearMe

Rainbow Dam Reservoir trout stocking

Montana · lake

Rainbow Dam Reservoir was last stocked 4 weeks ago (Aug 26, 2026). We have 17 stockings on record since Apr 28, 2025, 9 in the last 12 months (12,341 fish). Most stockings come in June to August. Species stocked: rainbow trout.

Last stocked
4 weeks ago
Aug 26, 2026
Next planned
Not announced
Last 12 months
9 stockings
12,341 fish
On record
17 stockings
since Apr 28, 2025

Weather at Rainbow Dam Reservoir

  • Tonight
    57°F
    Mostly Clear
    wind 10 mph
  • Friday
    90°F
    Sunny
    wind 8 to 21 mph
  • Friday Night
    49°F
    Slight Chance Showers And Thunderstorms then Partly Cloudy
    15% rain · wind 21 mph
  • Saturday
    67°F
    Sunny
    wind 21 to 25 mph
  • Saturday Night
    41°F
    Partly Cloudy
    wind 2 to 14 mph
  • Sunday
    66°F
    Mostly Cloudy
    wind 3 mph

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

When is Rainbow Dam Reservoir stocked?

Most stockings come in June to August. Stocked 8 times in 2026, about every 17 days.

By month, all years

Jan: 0 stockingsJanFeb: 0 stockingsFebMar: 0 stockingsMarApr: 2 stockings2AprMay: 0 stockingsMayJun: 4 stockings4JunJul: 4 stockings4JulAug: 3 stockings3AugSep: 1 stockings1SepOct: 1 stockings1OctNov: 0 stockingsNovDec: 0 stockingsDec
Stockings of Rainbow Dam Reservoir by month, all years on record. This month is shown in blue.

Year by year

JanFebMarAprMayJunJulAugSepOctNovDec
20261223
202512211

What is stocked

SpeciesStockingsFishFish per stockingTypical size
Rainbow trout1726,9471,5857.8 in

Stocking history

DateSpeciesFishPoundsHatchery
Aug 26, 2026Rainbow trout883Giant Springs Trout Hatchery
Aug 25, 2026Rainbow trout640Giant Springs Trout Hatchery
Aug 13, 2026Rainbow trout1,466Giant Springs Trout Hatchery
Jul 28, 2026Rainbow trout1,000Giant Springs Trout Hatchery
Jul 10, 2026Rainbow trout1,200Giant Springs Trout Hatchery
Jun 18, 2026Rainbow trout2,000Giant Springs Trout Hatchery
Jun 1, 2026Rainbow trout1,000Giant Springs Trout Hatchery
Apr 23, 2026Rainbow trout1,800Giant Springs Trout Hatchery
Oct 14, 2025Rainbow trout2,352Giant Springs Trout Hatchery
Sep 2, 2025Rainbow trout2,000Giant Springs Trout Hatchery
Sep 2, 2025Rainbow trout1,155Giant Springs Trout Hatchery
Jul 30, 2025Rainbow trout1,177Giant Springs Trout Hatchery
Jul 30, 2025Rainbow trout4,274Giant Springs Trout Hatchery
Jul 10, 2025Rainbow trout500Giant Springs Trout Hatchery
Jun 20, 2025Rainbow trout2,000Giant Springs Trout Hatchery
Jun 16, 2025Rainbow trout1,500Giant Springs Trout Hatchery
Apr 28, 2025Rainbow trout2,000Giant Springs Trout Hatchery

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 Rainbow Dam Reservoir?

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

DirectionsLarger map

Stocked waters near Rainbow Dam Reservoir

Stocked this week in Montana

Questions about Rainbow Dam Reservoir

When was Rainbow Dam Reservoir last stocked?
The latest reported stocking was Aug 26, 2026 (rainbow trout, 883 fish), according to Montana agency reports.
How often is Rainbow Dam Reservoir stocked?
Stocked 8 times in 2026, about every 17 days. Across all years on record, most stockings come in June to August.
What kind of trout are stocked in Rainbow Dam Reservoir?
Rainbow trout (17 stockings, 26,947 fish).