Frost advisory for Clark County ends early
The National Weather Service called off its Monday morning frost advisory for Clark County before it was due to expire.
A Frost Advisory covering Clark County warned that temperatures as low as 37 degrees could coat sensitive plants with frost overnight into Monday, October 19 NWS. The National Weather Service's Wilmington, Ohio office told residents to take steps right away to protect tender plants from the cold NWS. The advisory was canceled before its scheduled end time NWS.
How the advisory unfolded
The weather service first issued the advisory at 1:22 p.m. on October 18, covering the overnight period into Monday morning NWS. A 2:40 a.m. update on October 19 kept the warning in place with a 9 a.m. end time and the same 37-degree threshold NWS +1. The advisory covered a wide stretch of the region beyond Clark County, including parts of southeast Indiana and northern Kentucky NWS. The weather service canceled the advisory at 8:54 a.m. NWS.
This report is based on Frost Advisory bulletins issued and canceled by the National Weather Service office in Wilmington, Ohio, on October 18 and October 19, 2026 NWS +2.
Sources
The source filing
| Event | Frost Advisory |
|---|---|
| Message type | Update |
| Severity | Minor |
| Certainty | Likely |
| Urgency | Expected |
| Headline | Frost Advisory issued October 19 at 2:40AM EDT until October 19 at 9:00AM EDT by NWS Wilmington OH |
| Area desc | Wayne; Fayette; Union; Franklin; Ripley; Dearborn; Ohio; Switzerland; Carroll; Gallatin; Boone; Kenton; Campbell; Owen; Grant; Pendleton; Bracken; Robertson; Mason; Lewis; Hardin; Mercer; Auglaize; Darke; Shelby; Logan; Union; Delaware; Miami; Champaign; Clark; Madison; Franklin; Licking; Preble; Montgomery; Greene; Fayette; Pickaway; Fairfield; Butler; Warren; Clinton; Ross; Hocking; Hamilton; Clermont; Brown; Highland; Adams; Pike; Scioto |
| Effective | October 19, 2026, 2:40 a.m. |
| Expires | October 19, 2026, 9:00 a.m. |
| Sender name | NWS Wilmington OH |
| Instruction | Take steps now to protect tender plants from the cold. |
Published by National Weather Service (api.weather.gov). This is the agency's public filing as The Lantern received it, shown with its fields named in plain English.