Severe Flood ● Closed
Flood Watch issued September 16 at 12:39PM CDT until September 17 at 10:00AM CDT by NWS Lincoln IL, United States of America
Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...Knox, Marshall and Stark Counties.
* WHEN...From 10 PM CDT this evening through Thursday morning.
* IMPACTS...Storm drains and ditches may become clogged with debris.
* ADDITIONAL DETAILS...
- Heavy rain of 1 to 4 inches fell over portions of this area
Tuesday night. While the heaviest rain tonight is more favored to
fall near the I-80 corridor, an additional 1 to 3 inches may
occur over Knox, Stark and Marshall Counties. This may lead to
localized flooding, especially if it falls over the same areas as
Tuesday night.
Measurements
| Coordinates | 39.9645, -100.8105 |
|---|---|
| Region | Knox; Stark; Marshall |
| Location Precision | country |
| Issuing Authority | United States of America — us-noaa-nws-en |
| Cap Urgency | Future |
| Cap Certainty | Possible |
| Cap Expires | 2026-09-16T22:00:00-05:00 |
Official source
Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.
This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.
Severity as published by WMO Alert Hub (national weather services).
View original reportAlso reported by: WMO WMO WMO WMO
This event as JSON · API and licence
Source updated 33 days ago (Sep 16, 2026 17:42 UTC) · we last heard from WMO Alert Hub (national weather services) 24 seconds ago
On a slow connection? Low-bandwidth version — no map, no scripts, under 14 KB.
About this location
The agency did not publish coordinates for this warning. The pin is the centre of the country, not the location of the event — read the area name, not the map, for where it applies.
Area as the agency stated it: Knox; Stark; Marshall
Official authorities in United States
If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.
More for United States →What to do
Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.
Flood preparation, evacuation decisions, and the dangers of driving or walking through floodwater.
Open Flood Safety Guide →Earlier flood events in United States
Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.
Nearby & related events
Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.