Mermentau, Louisiana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    80% Chance of Rain
    85°
    Forecast night icon
    Night
    70% Chance of Storms
    70°
    Monday 5/13
    Day
    85°
    80% Chance of Rain
    Forecast day icon
    Night
    70°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 80% chance for rain and thunderstorms. High temperature around 85F. Dew point will be around 77F with an average humidity of 88%. Winds will be 10 mph from the S.
    Night Details
    Mostly cloudy. Showers and thunderstorms likely mainly this evening. Patchy fog after midnight. Some thunderstorms may be severe with heavy rainfall then some thunderstorms may produce heavy rainfall after midnight. Lows in the upper 60s. South winds 5 to 10 mph. Chance of rain 70 percent.
  • Forecast day icon
    Tuesday
    Sunny
    83°
    Forecast night icon
    Night
    Mostly Clear
    66°
    Tuesday 5/14
    Day
    83°
    Sunny
    Forecast day icon
    Night
    66°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Patchy fog in the morning. Sunny. Highs in the mid 80s. West winds 10 to 15 mph.
    Night Details
    Mostly clear. Lows in the mid 60s. West winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    Sunny
    86°
    Forecast night icon
    Night
    Mostly Cloudy
    69°
    Wednesday 5/15
    Day
    86°
    Sunny
    Forecast day icon
    Night
    69°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s. Northeast winds around 5 mph.
    Night Details
    Mostly clear in the evening then becoming mostly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.
  • Forecast day icon
    Thursday
    50% Chance of Storms
    79°
    Forecast night icon
    Night
    50% Chance of Storms
    73°
    Thursday 5/16
    Day
    79°
    50% Chance of Storms
    Forecast day icon
    Night
    73°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 80s. Lows in the upper 60s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 80s. Lows in the upper 60s. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    50% Chance of Storms
    83°
    Forecast night icon
    Night
    30% Chance of Storms
    72°
    Friday 5/17
    Day
    83°
    50% Chance of Storms
    Forecast day icon
    Night
    72°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 80s. Lows in the upper 60s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of rain 30 percent.
  • Forecast day icon
    Saturday
    30% Chance of Storms
    84°
    Forecast night icon
    Night
    Partly Cloudy
    72°
    Saturday 5/18
    Day
    84°
    30% Chance of Storms
    Forecast day icon
    Night
    72°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the mid 80s. Chance of rain 30 percent.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the lower 70s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    Mostly Clear
    71°
    Sunday 5/19
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    71°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly clear. Highs around 90. Lows in the lower 70s.
    Night Details
    Mostly clear. Highs around 90. Lows in the lower 70s.
  • Forecast day icon
    Monday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    Clear
    71°
    Monday 5/20
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    71°
    Clear
    Forecast night icon
    Day Details
    Mostly clear. Highs around 90. Lows in the lower 70s.
    Night Details
    Clear. Low temperature around 71F. Dew point will be around 72F with an average humidity of 90%. Winds will be 4 mph from the S.
  • Forecast day icon
    Tuesday
    Sunny
    85°
    Forecast night icon
    Night
    Hazy
    72°
    Tuesday 5/21
    Day
    85°
    Sunny
    Forecast day icon
    Night
    72°
    Hazy
    Forecast night icon
    Day Details
    Sunny. High temperature around 85F. Dew point will be around 72F with an average humidity of 79%. Winds will be 5 mph from the S.
    Night Details
    Clear. Low temperature around 72F. Dew point will be around 73F with an average humidity of 91%. Winds will be 4 mph from the S.
  • Forecast day icon
    Wednesday
    Sunny
    85°
    Forecast night icon
    Night
    Hazy
    72°
    Wednesday 5/22
    Day
    85°
    Sunny
    Forecast day icon
    Night
    72°
    Hazy
    Forecast night icon
    Day Details
    Sunny. High temperature around 85F. Dew point will be around 73F with an average humidity of 80%. Winds will be 5 mph from the S.
    Night Details
    Clear. Low temperature around 72F. Dew point will be around 74F with an average humidity of 92%. Winds will be 6 mph from the SE.