Thomas Lake trout stocking
Portage County, Wisconsin · lake · about 1,108 ft elevation
Thomas Lake was last stocked in 2025; Wisconsin publishes yearly totals rather than dates. We have 9 stockings on record since 2017. Species stocked: rainbow trout.
- Tied for the most stocked water in Portage County (9 stocking days on record).
- Stocked more often than 78% of Wisconsin waters on our record.
River conditions
Nearest USGS gage: TOMORROW RIVER NEAR NELSONVILLE, WI (7 km away, on a different stream or lake).
- Flow
- 28 cfs
- about normal for the last six weeks
- Gage height
- 8.59 ft
Latest reading Sep 29, 2026, 3:00 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Thomas Lake
- Overnight51°FMostly Clearwind 2 mph
- Tuesday72°FMostly Sunny5% rain · wind 2 to 9 mph
- Tuesday Night59°FRain Showers83% rain · wind 8 mph
- Wednesday70°FRain Showers77% rain · wind 9 mph
- Wednesday Night60°FShowers And Thunderstorms80% rain · wind 5 to 8 mph
- Thursday67°FRain Showers Likely70% rain · wind 8 mph
Forecast from the National Weather Service for this location, refreshed hourly.
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Rainbow trout | 9 | 15,328 | 1,703 | 8.7 in |
Stocking history
20251 stocking · 2,254 fish
| Date | Species | Fish | Size |
|---|---|---|---|
Yearly totalLatest date not published | Rainbow trout | 2,254 | 9.1 in |
20241 stocking · 1,767 fish
| Date | Species | Fish | Size |
|---|---|---|---|
Yearly total date not published | Rainbow trout | 1,767 | 8.9 in |
20231 stocking · 2,049 fish
| Date | Species | Fish | Size |
|---|---|---|---|
Yearly total date not published | Rainbow trout | 2,049 | 8.6 in |
20221 stocking · 1,598 fish
- Yearly total rainbow trout, 1,598 fish
20211 stocking · 2,663 fish
- Yearly total rainbow trout, 2,663 fish
20201 stocking · 1,292 fish
- Yearly total rainbow trout, 1,292 fish
20191 stocking · 1,339 fish
- Yearly total rainbow trout, 1,339 fish
20181 stocking · 1,189 fish
- Yearly total rainbow trout, 1,189 fish
20171 stocking · 1,177 fish
- Yearly total rainbow trout, 1,177 fish
From Wisconsin 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: Wisconsin fishing regulations.
Where is Thomas Lake?
Portage County, Wisconsin. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Thomas Lake
- Adams Lakelake · 3 mi4 on record
- Little Plover Riverstream · 6 mi6 on record
- Sunset Lakelake · 7 mi9 on record
- Springville Pondpond · 8 mi2 on record
- Skunk Lakelake · 9 mi8 on record
- Crystal Riverstream · 17 mi4 on record
- Mirror Lakelake · 17 mi2 on record
- Bass Lakelake · 19 mi17 on record
All stocked waters in Portage CountyStocked this week in Wisconsin
Questions about Thomas Lake
- When was Thomas Lake last stocked?
- The latest reported stocking was in 2025 (rainbow trout, 2,254 fish), according to Wisconsin agency reports.
- Is Thomas Lake stocked often?
- Tied for the most stocked water in Portage County (9 stocking days on record). Stocked more often than 78% of Wisconsin waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Thomas Lake?
- Rainbow trout (9 stockings, 15,328 fish).
Stocking data from the Wisconsin Department of Natural Resources fish stocking database, which reports yearly totals per water after verification, without stocking dates. We will correct or remove it on request.