DRAFT decision-support trend brief · Snapshot only · Not official forecast · Not for public release · Verify on Flood COP
Trend brief (Planning)
Posture: Monitor · score 42.8 · alerts 0
1. Snapshot trend
As of 2026-08-29 22:34 UTC, Chemung Basin / Southern Tier NY (Steuben, Schuyler, Chemung) (chemung_basin_ny) posture is Monitor (score 42.8, 0 hydrology-linked alert(s) in window). Driver: Flood-only hydrology, gauge correlation, and assessments. Freshness: Current. This brief is a snapshot from current COP fields — not a multi-day archive reconstruction. Verify trends on Flood COP / gauge history before briefing IC.
2. Driver / basin
Rivers are stable on Canisteo River; no verified main-stem pair is raising posture.
Primary relationship: 01524500 -> 01525500
Verified rising: 0 · Provisional rising: 0
3. Freshness
Current — Current flood dashboard data is fresh. Historical alert age does not control current freshness.
4. Manual trend prompts
- What changed in the last 6h vs last 24h? (gauge stage / RoR / posture)
- Which main-stem pairs are rising together vs isolated?
- Any provisional / data-quality flags that could invert the trend story?
- Next period product due (SITREP / map update): _______________