Catawba County, NC

Alerts

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Briefing

Last updated:

Tuesday, Jul 21, 2026, 6:10 AM

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From the Forecaster

Severe Threat through Wednesday

Created by the NWS Greenville-Spartanburg WFO

Potential for severe weather returns again today and Wednesday. Isolated strong to severe thunderstorms are possible during the afternoon and evening on Tuesday but confidence is low. Confidence is higher on isolated severe storms developing on Wednesday ahead of a cold front. The main hazard with any severe storms that develop are damaging wind gusts.

Image Description

Graphic showing the severe weather potential for today and Wednesday. Isolated strong to severe thunderstorms are possible during the afternoon and evening on Tuesday but confidence is low. Confidence is higher on isolated severe storms developing on Wednesday ahead of a cold front. The main hazard with any severe storms that develop are damaging wind gusts.

Greenville-Spartanburg 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	out of 10	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

Greenville-Spartanburg Forecast Office