Mason County, IL
Alerts
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 Thursday 06/11 6:20 PM CDT – Thursday 06/11 6:30 PM CDT
Issued by NWS Lincoln IL
The tornado threat has diminished and the Tornado Warning has been cancelled. However, large hail and damaging winds remain likely and a Severe Thunderstorm Warning remains in effect for the area.
A Tornado Watch remains in effect until 900 PM CDT for central and west central Illinois.
Areas Impacted
- Cass, IL
- Mason, IL
In effect from Thursday 06/11 5:51 PM CDT – Thursday 06/11 6:30 PM CDT
Issued by NWS Lincoln IL
SVRILX
The National Weather Service in Lincoln has issued a
* Severe Thunderstorm Warning for... Menard County in central Illinois... Cass County in west central Illinois... Mason County in central Illinois...
* Until 630 PM CDT.
* At 551 PM CDT, severe thunderstorms were located along a line extending from near Havana to 8 miles northwest of Meredosia, moving east at 60 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
* Severe thunderstorms will be near... Beardstown, Havana, Bluff Springs, and Bath around 555 PM CDT. Chandlerville, Arenzville, and Kilbourne around 600 PM CDT. Virginia and Easton around 605 PM CDT.
Other locations in the path of these severe thunderstorms include Mason City, San Jose, Petersburg, Ashland, Greenview and Tallula.
What to Do
For your protection move to an interior room on the lowest floor of a building.
A Tornado Watch remains in effect until 900 PM CDT for central and west central Illinois.
Areas Impacted
- Cass, IL
- Mason, IL
- Menard, IL
In effect from Thursday 06/11 6:16 PM CDT – Thursday 06/11 6:30 PM CDT
Issued by NWS Lincoln IL
At 616 PM CDT, severe thunderstorms were located along a line extending from near Eureka to near Delavan, moving east at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
These severe storms will be near... Delavan around 620 PM CDT.
Other locations impacted by these severe thunderstorms include Norwood, Topeka, North Pekin, Chatauqua Park, Dillon, Peoria Heights, Powerton, Forest City, Groveland, and Kingston Mines.
This includes the following highways... Interstate 155 between mile markers 21 and 31. Interstate 474 between mile markers 0 and 14. Interstate 74 between mile markers 84 and 107.
What to Do
A Tornado Watch remains in effect until 900 PM CDT for central and west central Illinois.
A tornado watch remains in effect for the warned area. Tornadoes can develop quickly from severe thunderstorms. Although a tornado is not immediately likely, if one is spotted act quickly and move to a place of safety inside a sturdy structure, such as a basement or small interior room.
For your protection move to an interior room on the lowest floor of a building.
Areas Impacted
- Mason, IL
- Peoria, IL
- Tazewell, IL
In effect from Friday 06/12 5:48 PM CDT – Friday 06/12 3:45 AM CDT
Issued by NWS Lincoln IL
The National Weather Service in Lincoln IL has issued a Flood Warning for the following rivers in Illinois
Illinois River near Havana affecting Mason, Fulton and Cass Counties.
.The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation.
What
Moderate flooding is forecast.
Where
Illinois River near Havana.
When
From Friday afternoon until further notice.
Impacts
At 19.5 feet, Access road to Anderson Lake north campground closed.
Additional Details
- At 10:45 AM CDT Thursday the stage was 11.8 feet. - Forecast...The river is expected to rise above flood stage tomorrow afternoon and continue rising to 18.3 feet Thursday, June 18. Additional rises are possible thereafter. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood
What to Do
Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation.
Additional information is available at www.weather.gov.
Areas Impacted
- Cass, IL
- Fulton, IL
- Mason, IL
Tips to Stay Safe
A Flood Warning means that dangerous flooding is expected or already happening. Take immediate action to protect yourself and your home.
- If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground.
- 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 you are trapped in a building, move to the highest floor and call 911. Go to the roof only if necessary.
- Do not go into any room where electrical cords or outlets are under water. Stay out of water that may have electricity in it!
- If your vehicle is trapped in rapidly moving water, stay inside. If water is rising inside the vehicle, move to the roof and signal for help.
In effect from Thursday 06/11 2:02 PM CDT – Thursday 06/11 9:00 PM CDT
Issued by NWS Lincoln IL
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 313 IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE FOLLOWING AREAS
Areas Impacted
Counties in Central Illinois
- De Witt
- Logan
- Mason
- Mclean
- Menard
- Sangamon
- Tazewell
- Woodford
Counties in West Central Illinois
- Cass
- Morgan
- Scott
Including these cities
- Beardstown
- Bloomington
- Clinton
- Eureka
- Havana
- Jacksonville
- Lincoln
- Normal
- Pekin
- Petersburg
- Springfield
- Winchester
In effect from Thursday 06/11 11:39 AM CDT – Thursday 06/11 9:00 PM CDT
Issued by NWS Lincoln IL
What
Flooding caused by excessive rainfall is possible.
Where
Portions of central and west central Illinois, including the following counties, in central Illinois, De Witt, Logan, Marshall, Mason, McLean, Menard, Peoria, Stark, Tazewell and Woodford. In west central Illinois, Cass, Fulton, Knox and Schuyler.
When
Until 9 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
- http://www.weather.gov/safety/flood
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
- Knox
- Stark
- Peoria
- Marshall
- Woodford
- Fulton
- Tazewell
- McLean
- Schuyler
- Mason
- Logan
- De Witt
- Cass
- Menard
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
Tornado Watch In Effect
Created by the NWS Lincoln WFO
A Tornado Watch is in effect until 9 PM tonight. Look for a thunderstorm activity to increase across west-central Illinois late this afternoon. Storms are expected to develop into a line of storms by early evening west of the Illinois River and push east/southeast through the evening hours. Several tornadoes are possible today in addition to large hail, damaging winds, and localized flooding. Stay weather aware!
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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