10-Day Weather Forecast - Lake Arthur, LA

Sunny with a slight chance of showers and thunderstorms. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.

Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph.

Sunny with highs in the lower 90s. South winds 5 to 10 mph.

Mostly clear. Humid with lows in the mid 70s. South winds 5 to 10 mph.

Mostly clear. Highs in the lower 90s.

Mostly clear. Lows in the mid 70s.

Sunny. Highs in the mid 90s. Heat index values up to 105.

Mostly clear. Lows in the upper 70s. Heat index values up to 105.

Mostly clear. Highs in the mid 90s. Heat index values up to 105.

Mostly clear. Lows in the upper 70s. Heat index values up to 105.

Mostly clear. Highs in the mid 90s. Heat index values up to 105.

Mostly clear. Lows in the upper 70s. Heat index values up to 105.

Mostly clear. Highs in the mid 90s. Heat index values up to 105.

Clear with scattered thunderstorms. Chance of storms 35%. Low temperature around 76F. Dew point will be around 76F with an average humidity of 83%. Winds will be 4 mph from the SW.

Sunny with scattered thunderstorms. Chance of storms 35%. High temperature around 92F. Dew point will be around 74F with an average humidity of 67%. Winds will be 3 mph from the SW.

Clear with scattered thunderstorms. Chance of storms 35%. Low temperature around 77F. Dew point will be around 75F with an average humidity of 79%. Winds will be 4 mph from the SW.

Sunny with widely scattered thunderstorms. Chance of storms 30%. High temperature around 92F. Dew point will be around 74F with an average humidity of 66%. Winds will be 2 mph from the NW.

Clear with scattered thunderstorms. Chance of storms 35%. Low temperature around 77F. Dew point will be around 75F with an average humidity of 78%. Winds will be 4 mph from the SW.