Jersey County, IL Weather Alerts
Every National Weather Service alert issued for Jersey County, Illinois, pushed to your phone within moments — county code ILC083, forecast zone ILZ099. Free with StormCast.
Download on Google PlayHow the NWS identifies Jersey County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches ILC083 directly rather than matching on place names, which is why an alert arrives whether you are in Dow or anywhere else in the county.
NWS County Code
ILC083
Forecast Zone
ILZ099
Forecast Office
St. Charles (LSX)
Radar Station
KLSX
Towns covered in Jersey County
An NWS alert for Jersey County applies to all 7 of these communities. You do not need a separate alert for each one.
River gauges in and around Jersey County
StormCast tracks 1 gauge near Jersey County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
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Alert types issued for Jersey County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Jersey County weather alert questions
Which NWS forecast zone is Jersey County in?
Jersey County, Illinois is NWS county code ILC083 and forecast zone ILZ099. Alerts for it are issued by the St. Charles (LSX) Weather Forecast Office, and the nearest NEXRAD radar is KLSX.
Which towns in Jersey County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Jersey County covers every community inside it, including Dow, Elsah, Fidelity, Fieldon, Grafton, Jerseyville and Medora.
Are there river gauges in Jersey County?
Yes — StormCast monitors 1 river gauge in and around Jersey County, including Mississippi River at Grafton. You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Jersey County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for ILC083, the push notification goes out within moments — even with your screen off.