First published · Last updated
Flash Flood Warning - La Crosse, WI (issued Sep 19 2026)
National Weather Service La Crosse issued a Flash Flood Warning on Sept 19 at 3:13 AM CDT (2026-09-19T08:13:00Z) effective until 4:45 AM CDT, for the La Crosse, Wisconsin area.
Categories: severe-weather-and-natural-disasters, travel-and-transportation
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 9/10
- Geographic reach
- 3/10
- Global importance
- 7/10
- Impact magnitude
- 5/10
- Positivity
- 2/10
- Urgency
- 9/10
Why it matters
Flash floods can cause rapid, dangerous rises in water, threaten life and property, and disrupt travel in the affected area during the warning period.

