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The linked gauge for Lake Kegonsa reported 3.17 ft at its latest stored observation on Oct 11, 2026, on a steady 30-day trend (-0.03 ft).
Local gage height: 3.17 ft
-0.03 ft net change over past 30 days
Verified freshwater recreation waterbody
Refreshing (60–70°F) · Cool swim · Moderate comfort
LAKE MONONA AT MADISON, WI · Oct 11, 3:00 AM UTC
| Observation Date | Gage height (ft) | 24h Change | Approval Status |
|---|---|---|---|
| Sat, Oct 10, 2026 | 3.18 | -840.01 ft | Provisional |
| Sat, Oct 10, 2026 | 843.19 | +0.01 ft | Provisional |
| Sat, Oct 10, 2026 | 843.18 | +840.00 ft | Provisional |
| Fri, Oct 9, 2026 | 3.18 | -839.99 ft | Provisional |
| Fri, Oct 9, 2026 | 843.17 | -0.01 ft | Provisional |
| Fri, Oct 9, 2026 | 843.18 | +0.01 ft | Provisional |
| Thu, Oct 8, 2026 | 843.17 | -0.01 ft | Provisional |
| Thu, Oct 8, 2026 | 843.18 | +840.01 ft | Provisional |
| Thu, Oct 8, 2026 | 3.17 | -840.01 ft | Provisional |
| Wed, Oct 7, 2026 | 843.18 | +0.01 ft | Provisional |
| Wed, Oct 7, 2026 | 843.17 | +840.00 ft | Provisional |
| Wed, Oct 7, 2026 | 3.17 | -840.00 ft | Provisional |
| Tue, Oct 6, 2026 | 843.17 | +0.01 ft | Provisional |
| Tue, Oct 6, 2026 | 843.16 | — | Provisional |
Current index calculated from verified local atmospheric, hydrographic & alert inputs.
Good for swimming (81/100), from 5 available inputs. Supporting this: No active official alerts for this lake. Air temperature 81°F. Confidence is moderate (77%) because some inputs are unavailable or older than ideal.