Harahan, Louisiana 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 78°F 26°C Heat Index: 78°F	Observed at: Harahan, LA	Elevation: 7 ft | 2 m
	Last Updated: July 29, 5:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 78°F | 26°C
	Pressure: 29.88 in | 1011.7 mb	Dewpoint: 74°F | 23°C
	Humidity: 88%	Wind: WNW 4 mph | WNW 6 kph
	Feels Like: 87°F | 31°C	Visibility: 29.6 mi | 47.6 km
	Lat/Long: 29.94 | -90.2	Sunrise: 6:18 AM   Sunset: 7:56 PM

7 Day Graphical Forecast

Valid: 5:27 AM 7/29/2026

Tonight Overcast 78 °F 5% Chance Precipitation Thursday Overcast 97 |78 °F 25% Chance Precipitation Friday Light Drizzle 99 |76 °F 52% Chance Precipitation Saturday Thunderstorm 93 |74 °F 38% Chance Precipitation Sunday Thunderstorm with Hail 94 |75 °F 50% Chance Precipitation Monday Light Drizzle 93 |73 °F 42% Chance Precipitation Tuesday Drizzle 93 |74 °F 33% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:27 AM 7/29/2026

5 AM Clear 78 °F 0% Chance Precipitation

6 AM Clear 78 °F 0% Chance Precipitation

7 AM Clear 78 °F 0% Chance Precipitation

8 AM Clear 81 °F 0% Chance Precipitation

9 AM Clear 84 °F 0% Chance Precipitation

10 AM Clear 87 °F 1% Chance Precipitation

11 AM Clear 90 °F 1% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Harahan, LA - (Fahrenheit & Celsius) Valid: 5:27 AM 7/29/2026 Tonight Overcast with a low around 78°F [25°C]. W wind to around 11 mph [18 kph], with gusts to near 22 mph [36 kph]. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 97°F [36°C]. WSW wind to around 11 mph [18 kph], with gusts to near 22 mph [36 kph]. Dewpoint near 74°F [23°C] with humidity of 93%. Pressure around 29.88 in [1011.7 mb]. UV Index: 8.55. Chance of precipitation 25% with QPF of 0.01 in [0.3 mm]. Thursday Night Overcast with a low around 78°F [25°C]. WSW wind to around 11 mph [18 kph], with gusts to near 22 mph [36 kph]. Chance of precipitation 25% with QPF of 0.01 in [0.3 mm]. Friday Light Drizzle with a high near 99°F [37°C]. WSW wind to around 11 mph [17 kph], with gusts to near 21 mph [34 kph]. Dewpoint near 74°F [23°C] with humidity of 92%. Pressure around 29.88 in [1011.7 mb]. UV Index: 8.35. Chance of precipitation 52% with QPF of 0.02 in [0.4 mm]. Friday Night Light Drizzle with a low around 76°F [25°C]. WSW wind to around 11 mph [17 kph], with gusts to near 21 mph [34 kph]. Chance of precipitation 52% with QPF of 0.02 in [0.4 mm]. Saturday Thunderstorm with a high near 93°F [34°C]. WSW wind to around 16 mph [26 kph], with gusts to near 31 mph [50 kph]. Dewpoint near 74°F [23°C] with humidity of 98%. Pressure around 29.88 in [1011.7 mb]. UV Index: 5.4. Chance of precipitation 38% with QPF of 2.22 in [56.4 mm]. Saturday Night Thunderstorm with a low around 74°F [24°C]. WSW wind to around 16 mph [26 kph], with gusts to near 31 mph [50 kph]. Chance of precipitation 38% with QPF of 2.22 in [56.4 mm]. Sunday Thunderstorm with Hail with a high near 94°F [34°C]. WSW wind to around 15 mph [23 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 74°F [23°C] with humidity of 98%. Pressure around 29.88 in [1011.7 mb]. UV Index: 8.15. Chance of precipitation 50% with QPF of 0.69 in [17.5 mm]. Sunday Night Thunderstorm with Hail with a low around 75°F [24°C]. WSW wind to around 15 mph [23 kph], with gusts to near 26 mph [42 kph]. Chance of precipitation 50% with QPF of 0.69 in [17.5 mm]. Monday Light Drizzle with a high near 93°F [34°C]. WSW wind to around 9 mph [15 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 74°F [23°C] with humidity of 96%. Pressure around 29.88 in [1011.7 mb]. UV Index: 7.85. Chance of precipitation 42% with QPF of 0.02 in [0.6 mm]. Monday Night Light Drizzle with a low around 73°F [23°C]. WSW wind to around 9 mph [15 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 42% with QPF of 0.02 in [0.6 mm]. Tuesday Drizzle with a high near 93°F [34°C]. SW wind to around 6 mph [10 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 74°F [23°C] with humidity of 92%. Pressure around 29.88 in [1011.7 mb]. UV Index: 8.05. Chance of precipitation 33% with QPF of 0.18 in [4.5 mm]. Tuesday Night Drizzle with a low around 74°F [23°C]. SW wind to around 6 mph [10 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 33% with QPF of 0.18 in [4.5 mm].

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7 Day and Night - QPF Forecast for Harahan, LA

Tonight: 0.0 mm | 0.00 in

Thursday: 0.3 mm | 0.01 in

Thursday Night: 0.3 mm | 0.01 in

Friday: 0.4 mm | 0.02 in

Friday Night: 0.4 mm | 0.02 in

Saturday: 56.4 mm | 2.22 in

Saturday Night: 56.4 mm | 2.22 in

Sunday: 17.5 mm | 0.69 in

Sunday Night: 17.5 mm | 0.69 in

Monday: 0.6 mm | 0.02 in

Monday Night: 0.6 mm | 0.02 in

Tuesday: 4.5 mm | 0.18 in

Tuesday Night: 4.5 mm | 0.18 in

7 Day and Night - Maximum Wind Speed Forecast for Harahan, LA

Tonight: W @ 18 kph | 11 mph

Thursday: WSW @ 18 kph | 11 mph

Thursday Night: WSW @ 18 kph | 11 mph

Friday: WSW @ 17 kph | 11 mph

Friday Night: WSW @ 17 kph | 11 mph

Saturday: WSW @ 26 kph | 16 mph

Saturday Night: WSW @ 26 kph | 16 mph

Sunday: WSW @ 23 kph | 15 mph

Sunday Night: WSW @ 23 kph | 15 mph

Monday: WSW @ 15 kph | 9 mph

Monday Night: WSW @ 15 kph | 9 mph

Tuesday: SW @ 10 kph | 6 mph

Tuesday Night: SW @ 10 kph | 6 mph

7 Day and Night - Maximum Humidity Forecast for Harahan, LA

Tonight: 91 %

Thursday: 93 %

Thursday Night: 93 %

Friday: 92 %

Friday Night: 92 %

Saturday: 98 %

Saturday Night: 98 %

Sunday: 98 %

Sunday Night: 98 %

Monday: 96 %

Monday Night: 96 %

Tuesday: 92 %

Tuesday Night: 92 %

7 Day and Night - Snowfall Totals Forecast for Harahan, LA

Tonight: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

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