Clark County, IL Weather Alerts
Every National Weather Service alert issued for Clark County, Illinois, pushed to your phone within moments — county code ILC023, forecast zone 2 zones (ILZ063, ILZ056). Free with StormCast.
Download on Google PlayHow the NWS identifies Clark County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches ILC023 directly rather than matching on place names, which is why an alert arrives whether you are in Casey or anywhere else in the county.
NWS County Code
ILC023
Forecast Zones
2 zones (ILZ063, ILZ056)
Forecast Office
Lincoln (ILX)
Radar Station
KVWX
Towns covered in Clark County
An NWS alert for Clark County applies to all 6 of these communities. You do not need a separate alert for each one.
Current conditions
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Alert types issued for Clark 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 →Clark County weather alert questions
Which NWS forecast zone is Clark County in?
Clark County, Illinois is NWS county code ILC023 and spans 2 forecast zones (ILZ063, ILZ056). Alerts for it are issued by the Lincoln (ILX) Weather Forecast Office, and the nearest NEXRAD radar is KVWX.
Which towns in Clark County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Clark County covers every community inside it, including Casey, Dennison, Marshall, Martinsville, West Union and Westfield.
Does StormCast monitor flooding in Clark County?
Yes. StormCast tracks NWS flood watches, flash flood warnings and river flood warnings for Clark County, alongside 12,700+ USGS river gauges nationwide.
How fast are alerts for Clark County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for ILC023, the push notification goes out within moments — even with your screen off.