| Event | Flood Warning |
| Severity | Severe |
| Urgency | Expected |
| Certainty | Likely |
| Area | Allamakee, IA; Winneshiek, IA |
| Effective | 7/2/2026, 9:11:00 AM CDT |
| Expires | 7/2/2026, 3:15:00 PM CDT |
Flood Warning issued July 2 at 9:11AM CDT until July 2 at 3:15PM CDT by NWS La Crosse WI
Details
The headwaters of Waterloo Creek received upwards of 5 inches of
rain overnight. This is leading to near record levels on the Waterloo
Creek upstream of Dorchester Iowa.
* WHAT…Stream flooding on Waterloo Creek caused by excessive
rainfall is occurring. Near to record levels on the Waterloo Creek
is expected near Dorchester.
* WHERE…Northwestern Allamakee County in northeastern Iowa…
Northeastern Winneshiek County in northeastern Iowa…
* WHEN…Until 315 PM CDT Thursday.
* IMPACTS…Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring.
* ADDITIONAL DETAILS…
– At 909 AM CDT, gauge reports indicated heavy rain due to
thunderstorms. Flooding is ongoing or expected to begin shortly
in the warned area. Between 3.5 and 5 inches of rain have fallen.
– Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
– Some locations that will experience flooding include…
Quandahl.
– http://www.weather.gov/safety/flood
Instructions
Turn around, don’t drown when encountering flooded roads. Most flood
deaths occur in vehicles.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
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