Severe Thunderstorm Warning for Northwestern Harrison County, MS
This alert is no longer in effect.
NOAA issued it on July 21, 2026, 4 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS New Orleans has issued a Severe Thunderstorm Warning for northwestern Harrison County in southern Mississippi until 11:30 AM CDT on June 18, 2026.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Northwestern Harrison County, Mississippi
- Issued
- July 21, 2026
- Issuing authority
- NWS New Orleans LA
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 4 weeks ago; use the issuing agency's live warning service for current conditions in Northwestern Harrison County, Mississippi.
Alert Details
A Severe Thunderstorm Warning (SVR) has been issued by the National Weather Service in New Orleans LA. The alert is effective from 10:56 AM CDT on June 18, 2026, until 11:30 AM CDT on the same day. Severity is listed as Severe with certainty Observed and urgency Immediate.
Affected Areas
The warning covers Northwestern Harrison County in southern Mississippi.
What You Should Do
Remain alert for a possible tornado. If you spot a tornado, go at once into the basement or small central room in a sturdy structure. Move to an interior room on the lowest floor of a building. Do not drive your vehicle through flooded roadways.
Expected Conditions
At 10:56 AM CDT, a severe thunderstorm was located 9 miles west of Saucier, or 16 miles north of Diamondhead, moving northeast at 30 mph. Hazards include 60 mph wind gusts and hail up to 0.75 inches. Torrential rainfall may lead to flash flooding. Tornado detection is possible.
Timeline
The warning is in effect from 10:56 AM CDT until 11:30 AM CDT on June 18, 2026. A Tornado Watch remains in effect until 5:00 PM CDT for southern Mississippi.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,130 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 21, 2026.
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