District 4 storm summary Final
Late September 2025 storm
Sep 24–25, 2025
Sep 24–25, 2025 storm: 724 km² of District 4 crossed 0.5 in in 24 h; 3 Caltrans projects and 21 CGP sites had an MQPE.
Sep 24, 2025 8:00 AM PDT – Sep 25, 2025 6:00 PM PDT · 1 d 10 h
Area that crossed 0.5 in / 24 h
724 km²
3.9% of District 4
District average
0.13 in
storm total, all cells
Wettest cell
2.11 in
8 mi W of Rio Vista
Peak 24-hour block
2.11 in
8 mi W of Rio Vista
Peak hourly intensity
1.05 in/h
7 mi W of Rio Vista
