First published · Last updated
Flash Flood Warning issued by NWS La Crosse, WI
The National Weather Service office in La Crosse, Wisconsin issued a Flash Flood Warning on September 18 at 11:55 PM CDT (published 2026-09-19T04:55:00Z) in effect until September 19 at 3:00 AM CDT.
Categories: severe-weather-and-natural-disasters
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 9/10
- Geographic reach
- 2/10
- Global importance
- 6/10
- Impact magnitude
- 4/10
- Positivity
- 1/10
- Urgency
- 9/10
Why it matters
Flash floods pose immediate risks to life, property, and local travel. People in the La Crosse area should follow official guidance and avoid flooded roads and low‑lying areas during the warning period.

