Linn County, IA
Alerts
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Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Saturday 09/19 11:36 AM CDT – Sunday 09/20 7:00 AM CDT
Issued by NWS Quad Cities IA IL
What
Flooding caused by excessive rainfall continues to be possible.
Where
Portions of northwest Illinois, including the following counties, Carroll, Jo Daviess, Mercer, Rock Island, Stephenson and Whiteside and Iowa, including the following counties, Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque, Iowa, Jackson, Johnson, Jones, Linn, Louisa, Muscatine, Scott and Washington.
When
Through Sunday morning.
Impacts
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.
Additional Details
- Widespread showers and storms are expected to develop again this evening and last into Sunday. These storms will be capable of rainfall rates between 1 to 2 inches per hour. Rainfall totals of 1 to 3 inches are likely in the hardest hit areas tonight, with the potential for localized areas of 3+ inches.
What to Do
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Areas Impacted
- Buchanan
- Delaware
- Dubuque
- Benton
- Linn
- Jones
- Jackson
- Iowa
- Johnson
- Cedar
- Clinton
- Muscatine
- Scott
- Washington
- Louisa
- Jo Daviess
- Stephenson
- Carroll
- Whiteside
- Rock Island
- Mercer
Tips to Stay Safe
A Flood Watch means the area may experience a dangerous flooding event, and being prepared may save lives and property.
- Be aware of low-lying areas along your travel routes that are most likely to flood.
- Check your home’s emergency supplies, and make sure all members of the household know your emergency plan.
- Stay tuned for local weather updates on the situation as it develops.
If a Flood Warning is issued, it means that dangerous flooding is expected or already happening.
- Never walk, swim, or drive through flood waters or flooded roads.
- Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams.
If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground.
In effect from Tuesday 09/22 1:45 AM CDT – Thursday 09/24 12:00 PM CDT
Issued by NWS Quad Cities IA IL
The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Iowa
Maquoketa River near Maquoketa affecting Jackson County.
Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties.
Wapsipinicon River near Anamosa Shaw Rd affecting Cedar, Linn and Jones Counties.
What
Flooding is possible.
Where
Wapsipinicon River near Anamosa Shaw Rd.
When
From late Monday night to Thursday afternoon.
Additional Details
- At 9:15 AM CDT Saturday the stage was 7.7 feet. - Forecast...Flood stage may be reached early Tuesday morning. - Flood stage is 14.5 feet.
What to Do
If you are in the watch area, remain alert to possible flooding.
Residents and those with interests near the river should monitor rising water levels and be prepared for possible Flood Warnings.
Stay tuned to further developments by listening to your local radio, television, or NOAA Weather Radio for further information.
The next statement will be issued by Sunday morning.
Areas Impacted
- Linn
- Jones
- Cedar
Tips to Stay Safe
A Flood Watch means the area may experience a dangerous flooding event, and being prepared may save lives and property.
- Be aware of low-lying areas along your travel routes that are most likely to flood.
- Check your home’s emergency supplies, and make sure all members of the household know your emergency plan.
- Stay tuned for local weather updates on the situation as it develops.
If a Flood Warning is issued, it means that dangerous flooding is expected or already happening.
- Never walk, swim, or drive through flood waters or flooded roads.
- Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams.
If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground.
Briefing
From the Forecaster
Flash Flood Risk Through Sunday
Created by the NWS Quad Cities WFO
A Flood Watch is in effect for most of eastern Iowa and portions of northwest Illinois through Sunday morning. Heavy rain is expected with accumulations of 1-3” and locally higher amounts of 3-5” possible. Urban areas, poor drainage locations, and areas with recent heavy rain are at greatest risk for flash flooding.
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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