Slack And Weiss Reservoir trout stocking
Jackson County, Colorado · lake · 8,971 ft elevation
Slack And Weiss Reservoir was last stocked 6 months ago (Apr 10 to 16, 2026). We have 18 stockings on record since May 19, 2015, 1 in the last 12 months. Most stockings come in May to June.
- Number 6 of 11 stocked waters in Jackson County by stocking days.
- Stocked more often than 68% of Colorado waters on our record.
Weather at Slack And Weiss Reservoir
- Tonight43°FRain Showers Likely73% rain · wind 1 to 5 mph
- Tuesday55°FChance Rain Showers36% rain · wind 1 to 7 mph
- Tuesday Night42°FSlight Chance Rain Showers22% rain · wind 5 to 8 mph
- Wednesday55°FChance Rain Showers36% rain · wind 8 to 14 mph
- Wednesday Night38°FSlight Chance Rain Showers then Partly Cloudy15% rain · wind 7 to 13 mph
- Thursday60°FSunnywind 3 to 8 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Slack And Weiss Reservoir stocked?
Most stockings come in May to June.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | |||||||||||
| 2025 | 1 | |||||||||||
| 2024 | 1 | |||||||||||
| 2023 | 1 | |||||||||||
| 2022 | 1 | 1 | ||||||||||
| 2019 | 1 | 1 | ||||||||||
| 2018 | 1 | |||||||||||
| 2017 | 1 | 1 |
Stocking history
20261 stocking
| Date | Species | Since previous |
|---|---|---|
Week of Apr 10Latest Apr 10 to Apr 16 | Trout | 46 weeks |
20251 stocking
| Date | Species | Since previous |
|---|---|---|
Week of May 23 May 23 to May 29 | Trout | 352 days |
20241 stocking
| Date | Species | Since previous |
|---|---|---|
Week of Jun 5 Jun 5 to Jun 11 | Trout | 260 days |
20231 stocking
- Week of Sep 19 trout
20222 stockings
- Week of Sep 23 trout
- Week of May 13 trout
20192 stockings
- Week of Jun 6 trout
- Week of May 22 trout
20181 stocking
- Week of Apr 25 trout
20172 stockings
- Week of Jul 14 trout
- Week of Jun 9 trout
20162 stockings
- Week of Oct 25 trout
- Week of Jun 21 trout
20155 stockings
- Week of Oct 20 trout
- Week of Jun 23 trout
- Week of Jun 16 trout
- Week of May 26 trout
- Week of May 19 trout
From Colorado 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. Seasons and limits: Colorado fishing regulations.
Where is Slack And Weiss Reservoir?
Jackson County, Colorado. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Slack And Weiss Reservoir
- Seymour Reservoirlake · 3 mistocked May 1, 2026
- Muddy Pass Lakelake · 12 mistocked Jul 10, 2026
- Dumont Lakelake · 14 mistocked Jun 20, 2025
- Teal Lakelake · 16 mistocked Aug 21, 2026
- Tiago Lk17 mistocked Jul 25, 2025
- Tiago Lakelake · 17 mistocked Aug 21, 2026
- Walden Lions Park Pondpond · 21 mistocked Aug 14, 2024
- North Michigan Reservoirlake · 21 mistocked Jun 26, 2026
All stocked waters in Jackson CountyStocked this week in Colorado
Questions about Slack And Weiss Reservoir
- When was Slack And Weiss Reservoir last stocked?
- The latest reported stocking was Apr 10 to 16, 2026, according to Colorado agency reports.
- How often is Slack And Weiss Reservoir stocked?
- It was stocked 1 times in the last 12 months. Across all years on record, most stockings come in May to June.
- Is Slack And Weiss Reservoir stocked often?
- Number 6 of 11 stocked waters in Jackson County by stocking days. Stocked more often than 68% of Colorado waters on our record. We count each day the agency reported stocking it.
Stocking report from Colorado Parks and Wildlife, which lists the waters stocked with catchable trout (about 10 inches) in the week before each report. Locations from the Colorado Fishing Atlas.