Dupage County, IL Weather Alerts
Every National Weather Service alert issued for Dupage County, Illinois, pushed to your phone within moments — county code ILC043, forecast zone ILZ013. Free with StormCast.
Download on Google PlayHow the NWS identifies Dupage County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches ILC043 directly rather than matching on place names, which is why an alert arrives whether you are in Addison or anywhere else in the county.
NWS County Code
ILC043
Forecast Zone
ILZ013
Forecast Office
Romeoville (LOT)
Radar Station
KLOT
Towns covered in Dupage County
An NWS alert for Dupage County applies to all 32 of these communities. You do not need a separate alert for each one.
River gauges in and around Dupage County
StormCast tracks 12 gauges near Dupage County. Set a flood-stage alert on any of them to get notified before the water reaches you.
- East Branch Du Page River near Downers Grove
- St. Joseph Creek (IL) above Lisle
- East Branch Du Page River at Lisle
- Salt Creek (IL) at Elmhurst
- Salt Creek (IL) at Elmhurst (Quarry Diversion)
- West Branch Du Page River near Warrenville
- Salt Creek (IL) at Oak Brook
- West Branch Du Page River near West Chicago
- Kress Creek near West Chicago
- West Branch Du Page River at Naperville (Fawell Dam)
- West Branch Du Page River at Naperville (Webster St)
- Salt Creek (IL) at Wood Dale
Current conditions
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Alert types issued for Dupage 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 →Dupage County weather alert questions
Which NWS forecast zone is Dupage County in?
Dupage County, Illinois is NWS county code ILC043 and forecast zone ILZ013. Alerts for it are issued by the Romeoville (LOT) Weather Forecast Office, and the nearest NEXRAD radar is KLOT.
Which towns in Dupage County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Dupage County covers every community inside it, including Addison, Aurora, Bartlett, Bensenville, Bloomingdale, Carol Stream, Clarendon Hills, Darien, Downers Grove, Elmhurst, Eola, Fox Valley, Glen Ellyn, Glendale Heights, Hinsdale, Itasca, Lisle, Lombard, Medinah, Naperville, Oak Brook, Roselle, Villa Park, Warrenville, Wayne, West Chicago, Westmont, Wheaton, Willowbrook, Winfield, Wood Dale and Woodridge.
Are there river gauges in Dupage County?
Yes — StormCast monitors 12 river gauges in and around Dupage County, including East Branch Du Page River near Downers Grove, St. Joseph Creek (IL) above Lisle, East Branch Du Page River at Lisle. 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 Dupage County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for ILC043, the push notification goes out within moments — even with your screen off.