Flood Watch for Lyon; Osceola; Dickinson +17 more
Official alert fields
What you need to know
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Future
- Official certainty
- Possible
What is happening
What: Flash flooding caused by excessive rainfall is possible. Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Where: Portions of Iowa, including the following areas, Buena Vista, Cherokee,...
What the bulletin says to do
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Full official description
Bulletin details
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of Iowa, including the following areas, Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon, O'Brien, Osceola, Plymouth, Sioux and Woodbury, southwest Minnesota, including the following areas, Cottonwood, Jackson, Murray, Nobles, Pipestone and Rock, and southeast South Dakota, including the following areas, Lincoln, Minnehaha and Union. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... Slow moving thunderstorms may lead to rapid rainfall accumulations. Hourly rainfall rates of 2 to 4 inches are possible. This rainfall may lead to flash flooding along with rapid rises on streams and creeks. Stay up to date with the latest river observations and forecasts at: water.noaa.gov
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Flood Watch issued September 6 at 10:23AM CDT until September 6 at 10:00PM CDT by NWS Sioux Falls SD
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Sioux Falls SD. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected