CERF Nigeria Flooding — Working Notes

CERF Nigeria Flooding — Working Notes

Analysis of riverine flooding in Nigeria for CERF anticipatory action, focused on Adamawa and Benue states along the Benue river.


Sessions

Date Summary
2026-05-22 Centralised STATE_CONFIG in constants.py; added Google HYBAS gauge IDs; updated notebooks 12–14
2026-05-25 Data source and constants overhaul; new 13_model_performance.ipynb; initial 14_forecast_performance.ipynb
2026-05-26 Metric and plot refinements to 14_forecast_performance.ipynb; new 15_trigger_performance.ipynb evaluating GloFAS reforecast vs Floodscan events
2026-05-27 Consistency fixes (NB 08, 14, 15); 2025 threshold methodology investigation; new 17_threshold_selection.ipynb (Benue grid search) and 18_trigger_summary_performance.ipynb
2026-05-28 New 19_model_reanalysis_comparison.ipynb (GRRR gauge correlation + annual peak diagnostics) and 20_trigger_tuning.ipynb (multi-gauge trigger grid search); dashboard collapsible sections; Floodscan threshold bug fix
2026-06-18 2025 vs 2026 trigger comparison (metrics, pros/cons); GloFAS readiness trigger configuration options and lead time analysis; operational limitations for stakeholders

Reference