National Weather Service Forecast for: Picayune MS
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 9:51 pm CST Feb 1, 2026
 
Tonight

Tonight: Widespread frost after midnight. Otherwise, clear, with a low around 26. Calm wind.
Clear then
Frost
 Monday

Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 60. Calm wind becoming southwest around 5 mph.
Frost then
Sunny
 Monday
Night
Monday Night: Increasing clouds, with a low around 40. Calm wind.
Increasing
Clouds
 Tuesday

Tuesday: Mostly sunny, with a high near 69. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Mostly Sunny

 Tuesday
Night
Tuesday Night: Showers, mainly after midnight. Low around 48. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%.
Chance
Showers then
Showers
 Wednesday

Wednesday: A 40 percent chance of showers before noon. Partly sunny, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.
Chance
Showers then
Mostly Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 32. North wind 5 to 10 mph.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 54. North wind 5 to 10 mph.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 32. Calm wind.
Mostly Clear
Lo 26 °F Hi 60 °F Lo 40 °F Hi 69 °F Lo 48 °F Hi 61 °F Lo 32 °F Hi 54 °F Lo 32 °F

 

Tonight
 
 Widespread frost after midnight. Otherwise, clear, with a low around 26. Calm wind.
Monday
 
 Widespread frost before 9am. Otherwise, sunny, with a high near 60. Calm wind becoming southwest around 5 mph.
Monday Night
 
 Increasing clouds, with a low around 40. Calm wind.
Tuesday
 
 Mostly sunny, with a high near 69. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
 
 Showers, mainly after midnight. Low around 48. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%.
Wednesday
 
 A 40 percent chance of showers before noon. Partly sunny, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Partly cloudy, with a low around 32. North wind 5 to 10 mph.
Thursday
 
 Sunny, with a high near 54. North wind 5 to 10 mph.
Thursday Night
 
 Mostly clear, with a low around 32. Calm wind.
Friday
 
 Sunny, with a high near 66. Light west wind increasing to 5 to 10 mph in the morning.
Friday Night
 
 Mostly clear, with a low around 39. West wind around 5 mph becoming calm.
Saturday
 
 Sunny, with a high near 66. Calm wind becoming north around 5 mph.
Saturday Night
 
 Mostly clear, with a low around 37. Calm wind.
Sunday
 
 Sunny, with a high near 68. Calm wind becoming south around 5 mph.

 

Forecast from NOAA-NWS for Picayune MS.