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The linked gauge for Big Spirit Lake reported 4.19 ft at its latest stored observation on Oct 9, 2026, on a steady 30-day trend (+0.04 ft).
Local gage height: 4.19 ft
+0.04 ft net change over past 30 days
Verified freshwater recreation waterbody
Cold (<50°F) · Immersion hazard · Cold shock caution
| Observation Date | Gage height (ft) | 24h Change | Approval Status |
|---|---|---|---|
| Thu, Oct 8, 2026 | 4.20 | -0.01 ft | Provisional |
| Wed, Oct 7, 2026 | 4.21 | -0.01 ft | Provisional |
| Tue, Oct 6, 2026 | 4.22 | -0.01 ft | Provisional |
| Mon, Oct 5, 2026 | 4.23 | -0.01 ft | Provisional |
| Sun, Oct 4, 2026 | 4.24 | -0.01 ft | Provisional |
| Sat, Oct 3, 2026 | 4.25 | -0.02 ft | Provisional |
| Fri, Oct 2, 2026 | 4.27 | -0.03 ft | Provisional |
| Thu, Oct 1, 2026 | 4.30 | 0.00 ft | Provisional |
| Wed, Sep 30, 2026 | 4.30 | 0.00 ft | Provisional |
| Tue, Sep 29, 2026 | 4.30 | 0.00 ft | Provisional |
| Mon, Sep 28, 2026 | 4.30 | 0.00 ft | Provisional |
| Sun, Sep 27, 2026 | 4.30 | +0.02 ft | Provisional |
| Sat, Sep 26, 2026 | 4.28 | +0.05 ft | Provisional |
| Fri, Sep 25, 2026 | 4.23 | — | Provisional |
Direct in-situ sensor data is required to compute numeric suitability.
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.