Knox County, OH

Alerts

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Briefing

Last updated:

Tuesday, Jul 21, 2026, 4:52 AM

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From the Forecaster

Scattered Severe Storms Possible Today

Created by the NWS Cleveland WFO

Multiple rounds of strong to severe thunderstorms are possible today. The first round will be this morning into this afternoon with a second round in the eastern half of the area possible this evening. Damaging wind gusts will be the main hazard, but tornadoes and large hail remain possible.

Image Description

Graphic with the severe weather outlook today. Title: Scattered Severe Storms Possible Today Graphic on the left is the severe weather outlook for today. Multiple rounds of strong to severe thunderstorms are possible today. Round 1: this morning into this afternoon. Round 2: 5 PM to 9 PM, best chance along/east of I-71. Storms could produce heavy rainfall. Hazards: damaging winds, tornadoes possible, large hail possible. Preparedness Actions: Check the latest forecast, stay weather aware, set up audible warnings

Cleveland Area Forecast Discussion

Seven-day Weather Risk Overview

The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.

	Tue 7/21	Wed 7/22	Thu 7/23	Fri 7/24	Sat 7/25	Sun 7/26	Mon 7/27
risk level	out of 10					out of 10	out of 10

No risk

Low risk

High risk

See the detailed risk analysis

Radar

Time shown:

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dBz	Intensity
−35–0	Extremely light (drizzle/snow)
0–20	Very light precipitation or general clutter
20–40	Light precipitation
40–50	Moderate precipitation
50–65	Heavy precipitation or some hail
>65	Extremely heavy precipitation including water-coated hail

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Weather Forecasting Office

Cleveland Forecast Office