National Weather Service Forecast for: Sulphur LA
Issued by: National Weather Service Lake Charles, LA
Updated: 11:50 pm CST Feb 1, 2026
 
Overnight

Overnight: Widespread frost, mainly between 1am and 2am. Otherwise, clear, with a low around 34. Calm wind.
Frost

 Monday

Monday: Patchy frost before 7am. Otherwise, sunny, with a high near 64. Light southwest wind increasing to 5 to 10 mph in the morning.
Patchy Frost
then Mostly
Sunny
 Monday
Night
Monday Night: Increasing clouds, with a low around 51. South wind around 5 mph.
Increasing
Clouds

 Tuesday

Tuesday: A 50 percent chance of showers after noon. Mostly cloudy, with a high near 67. South wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Cloudy
then Chance
Showers
 Tuesday
Night
Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48. South wind around 5 mph becoming north after midnight. Chance of precipitation is 70%.
Showers
Likely then
Chance
Showers
 Wednesday

Wednesday: Mostly sunny, with a high near 60. North wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 37. North wind around 5 mph.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 59. North wind around 5 mph.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 40. Calm wind.
Mostly Clear
Lo 34 °F Hi 64 °F Lo 51 °F Hi 67 °F Lo 48 °F Hi 60 °F Lo 37 °F Hi 59 °F Lo 40 °F

 

Overnight
 
 Widespread frost, mainly between 1am and 2am. Otherwise, clear, with a low around 34. Calm wind.
Monday
 
 Patchy frost before 7am. Otherwise, sunny, with a high near 64. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
 
 Increasing clouds, with a low around 51. South wind around 5 mph.
Tuesday
 
 A 50 percent chance of showers after noon. Mostly cloudy, with a high near 67. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
 
 Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48. South wind around 5 mph becoming north after midnight. Chance of precipitation is 70%.
Wednesday
 
 Mostly sunny, with a high near 60. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Partly cloudy, with a low around 37. North wind around 5 mph.
Thursday
 
 Sunny, with a high near 59. North wind around 5 mph.
Thursday Night
 
 Mostly clear, with a low around 40. Calm wind.
Friday
 
 Sunny, with a high near 68.
Friday Night
 
 Mostly clear, with a low around 43.
Saturday
 
 Sunny, with a high near 70.
Saturday Night
 
 Mostly clear, with a low around 47.
Sunday
 
 Mostly sunny, with a high near 71.

 

Forecast from NOAA-NWS for Sulphur LA.