Severe Thunderstorm Warning for Clark, Coles, Cumberland, and Edgar Counties
According to the U.S. Census Bureau's American Community Survey (ACS) 5-year estimates, the CDC PLACES population-level health analysis, and the CMS Hospital Compare quality data, Areazine publishes editorial articles drawing on more than 19,000 U.S. city profiles. See our methodology for full source attribution and refresh cadence.
A Severe Thunderstorm Warning is in effect for parts of east central Illinois until 6:30 AM CDT as storms with 60 mph wind gusts move through the region.
What this NWS weather alert tells you, and what most readers miss
This notice was issued by NOAA on March 19, 2026 and geographically references East Central Illinois. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Severe Thunderstorm Warning, East Central Illinois) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
Alert Details
The National Weather Service in Lincoln has issued a Severe Thunderstorm Warning for several counties in east central Illinois. The alert is in effect until 6:30 AM CDT on March 11, 2026.
Affected Areas
The warning covers the following locations in east central Illinois:
- Coles County
- Southern Edgar County
- Clark County
- Cumberland County
Specific cities and towns in the path include Charleston, Oakland, Lerna, Janesville, Rardin, Toledo, Kansas, Ashmore, Westfield, Greenup, Paris, Casey, Martinsville, Marshall, and Vermilion.
Impacted roadways include Interstate 57 between mile markers 173 and 180, and near mile marker 188, as well as Interstate 70 between mile markers 112 and 154.
What You Should Do
For your protection, move to an interior room on the lowest floor of a building. A Tornado Watch also remains in effect until 11:00 AM CDT for east central Illinois.
Expected Conditions
Radar-indicated severe thunderstorms are producing 60 mph wind gusts. Residents should expect damage to roofs, siding, and trees.
Timeline
The warning is effective until 6:30 AM CDT. At 5:33 AM CDT, the storms were located along a line extending from 6 miles east of Arcola to Lerna to near Neoga, moving east at 55 mph.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Frequently Asked Questions
Common questions about this NWS weather alert.
What is this NWS weather alert about? ▾
Which agency issued this alert? ▾
How severe is this alert? ▾
What area is affected? ▾
Where can I find more Weather Alerts updates? ▾
Primary source data
EPA Outdoor Air Quality Data
Federal monitoring network — every measurement we report
AirNow (EPA / NOAA)
Real-time AQI for every monitored U.S. location
National Weather Service
Active watches, warnings, and advisories — NOAA
CDC Air Quality & Health
Health-impact reference behind every AQI category