Duncan, MS Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Duncan, MS in one place.
Sunny, with a high near 93. Heat index values as high as 105. South southwest wind 5 to 10 mph.
Local Weather Overview
This forecast page for Duncan, MS is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 9, 2026 8:29 AM CDT.
The active forecast window currently covers Jun 9 to Jun 15, 2026 for Duncan, MS.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 15, 2026
- Latest sync
- Jun 9, 2026 8:29 AM CDT
- Forecast office
- JAN
- Source
- NOAA / NWS
Daily Outlook
This Week in Duncan
Thursday looks like the warmest upcoming period in Duncan at 94 degrees F.
Monday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Thursday at about 10 to 15 mph SSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 9, 2026 8:29 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- JAN
- Radar station
- KLZK
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 76. Heat index values as high as 102. South southwest wind 5 to 10 mph.
Sunny, with a high near 93. Heat index values as high as 105. South southwest wind 5 to 10 mph.
Clear, with a low around 77. Heat index values as high as 101. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny, with a high near 94. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78. South southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. West southwest wind 5 to 10 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. West southwest wind 0 to 5 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. West southwest wind 0 to 5 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 50%.
Showers and thunderstorms likely. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 9
|
Sunny
|
93°F |
5 to 10 mph
SSW
|
|
Tonight
Jun 9
|
Mostly Clear
|
76°F |
5 to 10 mph
SSW
|
|
Wednesday
Jun 10
|
Sunny
|
93°F |
5 to 10 mph
SSW
|
|
Wednesday Night
Jun 10
|
Clear
|
77°F |
5 to 10 mph
S
|
|
Thursday
Jun 11
|
Sunny
|
94°F |
10 to 15 mph
SSW
|
|
Thursday Night
Jun 11
|
Partly Cloudy then Chance Showers And Thunderstorms
|
78°F |
5 to 10 mph
SSW
|
|
Friday
Jun 12
|
Showers And Thunderstorms Likely
|
90°F |
5 to 10 mph
WSW
|
|
Friday Night
Jun 12
|
Chance Showers And Thunderstorms
|
74°F |
0 to 5 mph
WSW
|
|
Saturday
Jun 13
|
Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
WSW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
74°F |
0 to 5 mph
SSW
|
|
Sunday
Jun 14
|
Showers And Thunderstorms Likely
|
89°F |
5 mph
SW
|
|
Sunday Night
Jun 14
|
Showers And Thunderstorms Likely
|
73°F |
5 mph
SW
|
|
Monday
Jun 15
|
Chance Showers And Thunderstorms
|
86°F |
5 mph
SW
|
|
Monday Night
Jun 15
|
Chance Showers And Thunderstorms
|
71°F |
0 to 5 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Duncan.