Weather WorldHarmon, LA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Harmon, LA Weather Forecast
Harmon, LA Weather Forecast Date: 140 PM CDT Thu Oct 01 2026
The area/counties/county of: Red River, including the cities of: Coushatta and Martin.or toggle through each period.
Rest of Today... Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the lower 90s. South winds around 10 mph. Chance of rain 20%.
Tonight... Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Southeast winds 5 to 10 mph. Chance of rain 20%.
Friday... Mostly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. East winds around 5 mph. Chance of rain 20%.
Friday Night... Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows around 70. Northeast winds around 5 mph. Chance of rain 30%.
Saturday... Mostly cloudy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Northeast winds 5 to 10 mph. Chance of rain 50%.
Saturday Night... A slight chance of thunderstorms in the evening. Showers likely. Lows in the mid 60s. Chance of rain 60%.
Sunday... Showers likely, mainly in the morning. Highs around 80. Chance of rain 60%.
Sunday Night... Mostly cloudy with a 20% chance of showers. Lows in the mid 60s.
Monday... Partly cloudy. Highs in the lower 80s.
Monday Night... Mostly clear. Lows around 60.
Tuesday... Sunny. Highs in the mid 80s.
Tuesday Night... Mostly clear. Lows around 60.
POP = Probability of Precipitation
Harmon Radar Loop
Use the map search tool if you want to place a location marker on the radar map...