2 alerts are in effect for Harrison County as of 5:07 PM CDT.
Open the live map on Harrison County Get a message when a warning reaches your address
The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Harrison County. Tap your own street on it for times that apply to you.
RED FLAG WARNING IN EFFECT FROM 9 AM TO 8 PM CDT SATURDAY FOR ALL SOUTHERN MISSISSIPPI AND PORTIONS OF SOUTHEAST LOUISIANA.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 3 PM CDT SATURDAY
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
The most recent tornado warning that included Harrison County was issued Jun 18, 2026 by the Weather Service office in New Orleans/Baton Rouge.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Sep 10, 2026 | 10:46 AM CDT | Flash flood warning | LIX | text |
| Aug 27, 2026 | 2:32 AM CDT | Flash flood warning | LIX | text |
| Aug 27, 2026 | 1:45 AM CDT | Severe thunderstorm warning | LIX | text |
| Aug 21, 2026 | 2:39 PM CDT | Severe thunderstorm warning | LIX | text |
| Aug 20, 2026 | 5:23 PM CDT | Severe thunderstorm warning | LIX | text |
| Aug 16, 2026 | 4:22 PM CDT | Severe thunderstorm warning | LIX | text |
| Aug 7, 2026 | 3:00 PM CDT | Severe thunderstorm warning | LIX | text |
| Jun 24, 2026 | 2:57 PM CDT | Severe thunderstorm warning | LIX | text |
| Jun 20, 2026 | 1:59 PM CDT | Flash flood warning | LIX | text |
| Jun 19, 2026 | 10:36 PM CDT | Flash flood warning | LIX | text |
| Jun 19, 2026 | 9:48 PM CDT | Flash flood warning | LIX | text |
| Jun 19, 2026 | 9:25 PM CDT | Flash flood warning | LIX | text |
A warning counts here if the Weather Service listed Harrison County in it, even if the warned area covered only part of the county.
Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.