08/22/2026
☀️🌡️ FIRST ALERT WEATHER — MISSISSIPPI COAST 5-DAY FORECAST
📍 Mississippi Gulf Coast
📅 Saturday, August 22, 2026
👨🌾 Meteorologist Zachary Smith
Good Saturday morning! It’s going to be another hot and mostly sunny day along the Mississippi Coast, with heat index values climbing well above 100°. Rain chances stay low through Sunday before scattered thunderstorms become more numerous early next week.
🔥 TODAY — HOT & SUNNY
• ☀️ Sunny and hot
• 🌡️ High: 96°
• 🥵 Heat index: Up to 106°
• 🌬️ Calm early, becoming southwest around 5 mph
• 🌙 Tonight: Mostly clear with a low near 75°
⛅ SUNDAY — MOSTLY DRY
• ☀️ Sunny and hot
• 🌡️ High: 97°
• 🥵 Heat index: Up to 106°
• ⛈️ 20% chance of an afternoon shower or thunderstorm after 3 PM
• 🌙 Sunday night: Partly cloudy, low near 76°
⛈️ MONDAY — STORMS INCREASE
• 🌤️ Mostly sunny
• 🌡️ High: 93°
• ⛈️ 50% chance of showers and thunderstorms, mainly after 1 PM
• 🌙 Monday night: Partly cloudy, low near 75°
⛈️ TUESDAY — SCATTERED THUNDERSTORMS
• 🌤️ Mostly sunny between storms
• 🌡️ High: 93°
• ⛈️ 50% chance of showers and thunderstorms
• 🌙 Tuesday night: Mostly clear, low near 76°
🌦️ WEDNESDAY — AFTERNOON STORMS POSSIBLE
• ☀️ Mostly sunny
• 🌡️ High: 93°
• ⛈️ Chance of showers and thunderstorms after 1 PM
• 🌙 Wednesday night: Partly cloudy, low near 75°, with additional thunderstorms possible overnight
⚠️ THE BOTTOM LINE
The weekend will feature plenty of sunshine and dangerous summertime heat, with afternoon heat indices around 106°. Keep the water handy and take frequent breaks if you’re spending time outdoors.
By Monday and Tuesday, moisture and instability increase enough to bring a better chance of scattered thunderstorms. Any stronger storm could produce torrential rainfall, frequent lightning and gusty winds.
☀️ Stay cool, stay hydrated, and enjoy your weekend!
— Meteorologist Zachary Smith
First Alert Weather