Horn Island, MS Weather Forecast and Current Conditions
| Day | Sky | High / Low | Precip | Wind | Humidity | |
|---|---|---|---|---|---|---|
|
Tue Aug 4 |
 |
Mostly Sunny Close Hourly |
87º / 81º | 2% | SSW 10 mph | 66% |
| 12pm |  |
Sunny | 86º | 1% | SSW 5 mph | 64% |
| 1pm | |
Sunny | 86º | 1% | SSW 6 mph | 63% |
| 2pm | |
Sunny | 86º | 2% | SSW 8 mph | 64% |
| 3pm | |
Mostly Sunny | 86º | 2% | SSW 10 mph | 68% |
| 4pm | |
Mostly Sunny | 85º | 1% | SSW 9 mph | 68% |
| 5pm | |
Sunny | 86º | 1% | SSW 9 mph | 67% |
| 6pm | |
Mostly Sunny | 85º | 2% | SSW 9 mph | 69% |
| 7pm | |
Sunny | 85º | 5% | SSW 9 mph | 69% |
| 8pm |  |
Clear | 84º | 5% | SSW 9 mph | 72% |
| 9pm | |
Clear | 84º | 4% | SSW 8 mph | 74% |
| 10pm | |
Clear | 84º | 3% | SW 7 mph | 75% |
| 11pm | |
Clear | 84º | 3% | SW 7 mph | 75% |
|
Wed Aug 5 |
|
Mostly Sunny View Hourly |
86º / 80º | 15% | SW 11 mph | 74% |
| 12am | |
Clear | 83º | 8% | SW 7 mph | 77% |
| 1am | |
Clear | 84º | 17% | SW 8 mph | 76% |
| 2am |  |
Mostly Clear | 83º | 19% | SW 8 mph | 77% |
| 3am | |
Mostly Clear | 83º | 15% | WSW 8 mph | 76% |
| 4am | |
Mostly Clear | 83º | 9% | WSW 9 mph | 77% |
| 5am |  |
Partly Cloudy | 83º | 6% | W 8 mph | 78% |
| 6am | |
Partly Cloudy | 82º | 6% | W 7 mph | 79% |
| 7am | |
Mostly Sunny | 82º | 10% | WNW 6 mph | 81% |
| 8am | |
Mostly Sunny | 83º | 15% | WNW 6 mph | 79% |
| 9am | |
Sunny | 84º | 9% | WNW 6 mph | 76% |
| 10am | |
Sunny | 85º | 8% | WNW 5 mph | 74% |
| 11am | |
Sunny | 85º | 10% | WSW 5 mph | 72% |
| 12pm | |
Sunny | 85º | 5% | SSW 6 mph | 72% |
| 1pm |  |
Partly Cloudy | 85º | 15% | SSW 8 mph | 72% |
| 2pm | |
Partly Cloudy | 85º | 15% | SSW 10 mph | 72% |
| 3pm | |
Partly Cloudy | 86º | 15% | SSW 11 mph | 71% |
| 4pm | |
Mostly Sunny | 85º | 15% | SSW 11 mph | 72% |
| 5pm | |
Mostly Sunny | 85º | 15% | SSW 11 mph | 71% |
| 6pm | |
Mostly Sunny | 85º | 5% | SSW 10 mph | 72% |
| 7pm | |
Mostly Sunny | 85º | 10% | SSW 10 mph | 71% |
| 8pm | |
Clear | 84º | 6% | S 8 mph | 73% |
| 9pm | |
Clear | 83º | 4% | S 8 mph | 76% |
| 10pm | |
Mostly Clear | 83º | 7% | SSW 7 mph | 77% |
| 11pm | |
Clear | 83º | 7% | SSW 8 mph | 77% |
|
Thu Aug 6 |
 |
AM Showers View Hourly |
85º / 80º | 34% | SE 10 mph | 74% |
| 12am | |
Clear | 83º | 4% | SSW 7 mph | 76% |
| 1am | |
Mostly Clear | 83º | 8% | SSW 6 mph | 76% |
| 2am | |
Mostly Clear | 83º | 9% | SSW 5 mph | 76% |
| 3am | |
Partly Cloudy | 83º | 11% | SW 5 mph | 77% |
| 4am | |
Partly Cloudy | 82º | 19% | SW 5 mph | 77% |
| 5am |  |
Few Showers | 82º | 32% | SW 4 mph | 79% |
| 6am | |
Partly Cloudy | 82º | 23% | SW 4 mph | 79% |
| 7am | |
Few Showers | 81º | 32% | SSW 3 mph | 81% |
| 8am | |
Showers | 82º | 35% | ESE 3 mph | 79% |
| 9am | |
Partly Cloudy | 83º | 20% | ESE 4 mph | 75% |
| 10am | |
Partly Cloudy | 84º | 15% | ESE 5 mph | 74% |
| 11am | |
Mostly Sunny | 84º | 11% | ESE 6 mph | 73% |
|
Fri Aug 7 |
 |
AM Thunderstorms | 86º / 80º | 40% | ESE 11 mph | 72% |
|
Sat Aug 8 |
|
Partly Cloudy | 87º / 80º | 24% | ESE 10 mph | 73% |
|
Sun Aug 9 |
|
Scattered Thunderstorms | 86º / 80º | 51% | SE 11 mph | 74% |
|
Mon Aug 10 |
 |
Thunderstorms | 86º / 81º | 70% | S 10 mph | 75% |
|
Tue Aug 11 |
|
AM Thunderstorms | 87º / 81º | 53% | SSW 11 mph | 73% |
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Buoy Data
For Horn Island, MS -
Wind Forecast
In Horn Island, MS -
Radar
In Horn Island, MS -
Marine Forecast
In Horn Island, MS
Weather Radar for Horn Island, MS See Radar
* Playback displays weather for the past 6 hours.
NOAA Weather Marine Forecast for Horn Island, MS
Today
High : 87ºF
NNE wind 5 to 10 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms between 2pm and 4pm. Seas 1 to 2 ft.
NNE wind 5 to 10 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms between 2pm and 4pm. Seas 1 to 2 ft.
Tonight
Low : 83ºF
SSW wind around 10 kt becoming W after midnight. Mostly clear. Seas around 2 ft.
SSW wind around 10 kt becoming W after midnight. Mostly clear. Seas around 2 ft.
Wednesday
High : 87ºF
WNW wind 5 to 10 kt becoming S in the afternoon. A slight chance of showers and thunderstorms between 9am and 11am. Seas 1 to 2 ft.
WNW wind 5 to 10 kt becoming S in the afternoon. A slight chance of showers and thunderstorms between 9am and 11am. Seas 1 to 2 ft.
Wednesday Night
Low : 83ºF
SSW wind 5 to 10 kt. Mostly clear. Seas 1 to 2 ft.
SSW wind 5 to 10 kt. Mostly clear. Seas 1 to 2 ft.
Thursday
High : 86ºF
SSW wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.
SSW wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
Low : 82ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Friday
High : 86ºF
E wind 5 to 10 kt. A chance of showers and thunderstorms before 1pm. Seas 1 to 2 ft.
E wind 5 to 10 kt. A chance of showers and thunderstorms before 1pm. Seas 1 to 2 ft.
Friday Night
Low : 82ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Saturday
High : 86ºF
ENE wind 5 to 10 kt becoming SE in the afternoon. A slight chance of showers and thunderstorms. Seas 1 to 2 ft.
ENE wind 5 to 10 kt becoming SE in the afternoon. A slight chance of showers and thunderstorms. Seas 1 to 2 ft.
NOAA Buoy Data Near Horn Island, MS See Map
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Wind Speed Forecast for Horn Island, MS
| Tuesday | Wednesday | Thursday | ||||||||||
| Wind Speed (MPH) | 5 | 9 | 9 | 7 | 9 | 6 | 6 | 11 | 8 | 7 | 5 | 3 |
| 5pm | 9pm | 1am | 5am | 9am | 1pm | 5pm | 9pm | 1am | 5am | 9am | 1pm | |
| MPH | 5 | 9 | 9 | 7 | 9 | 6 | 6 | 11 | 8 | 7 | 5 | 3 |
| DIR | SSW | SSW | SSW | SW | WSW | WNW | SSW | SSW | S | SSW | SW | ESE |
Current Weather Conditions In Horn Island, MS
As Of: 28 minutes ago
- 86ºF
- 92ºF
- 5mph
- 0º (SSW)
- 5mph
- Sunny
- 10mi
- 29.98"
- 64%
- 0ºF
The weather right now in Horn Island, MS is Sunny. The current temperature is 86°F, and the expected high and low for today, Tuesday, August 4, 2026, are 87° high temperature and 81°F low temperature. The wind is currently blowing at 5 miles per hour, and coming from the South Southwest. The wind is gusting to 5 mph. With the wind and the atmosphere the temperature feels like 92° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 64 percent, and air pressure at 29.98 in. Visibility is 10 nautical miles. There are no current weather alert(s).
