Weather forecast for 10 days
Gretna, LA

Weather forecast for the weekend

Saturday, Jun 14.

PM Thunderstorms
5:57 am

8:03 pm
CDT
PM Thunderstorms
88°F / 77°F
  • Wind: 7mph SSW
  • Humidity: 75%
  • Precip. probability: 67%
  • Precipitation: 0.63"
  • UV index: 10
On Saturday, June 14, rumbles of thunder are possible along with moderate rain in the afternoon.
The chance of rain for today is high, and precipitation will be moderate. The maximum temperature will be a blazing 87.8°F, while the minimum temperature will be a moderately hot 77°F.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at a very hot 102.2°F. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the anticipated high will correspond with the regular June temperature of 88.3°F.
Sunrise was at 5:57 am and sunset will be at 8:03 pm; the daylight will last for 14h and 6min.

Sunday, Jun 15.

PM Thunderstorms
5:57 am

8:04 pm
CDT
PM Thunderstorms
86°F / 75°F
  • Wind: 7mph SSW
  • Humidity: 76%
  • Precip. probability: 55%
  • Precipitation: 0.83"
  • UV index: 8
On Sunday, in Gretna, storms with thunder and lightning are expected during the afternoon.
Increased precipitation is forecasted for tomorrow. The temperature will vary between a maximum of a blazing 86°F and a minimum of a moderately hot 75.2°F.
The maximum heat index, which combines relative humidity and air temperature, is appraised at a steamy 98.6°F. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow's temperature is predicted to match June's standard peak of 88.3°F.
Sunrise will be at 5:57 am and sunset at 8:04 pm; tomorrow's daylight will last for 14h and 7min.

Frequently asked questions

What is the weather forecast for Gretna for tomorrow?
Tomorrow, in Gretna, scattered thunderstorms are likely by the afternoon.
Will it rain tomorrow?
Yes. With a probability of 55%, increased precipitation of 0.83" is predicted.
What will be the highest temperature in Gretna tomorrow?
Tomorrow, the highest temperature will be 86°F, while the lowest temperature will be 75.2°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is assessed at 98.6°F.
The maximum temperature tomorrow will be in line with the average highest temperature in June. The lowest temperature will be also in line with the average low of 77.7°F.
When are sunrise and sunset tomorrow?
On Sunday, in Gretna, sunrise will be at 5:57 am and sunset at 8:04 pm (CDT).
How many hours of daylight will Gretna have tomorrow?
In Gretna, the length of the day tomorrow will be 14h and 7min.
What is the weather forecast for Gretna for the next ten days?
In Gretna, stormy conditions are expected on most days for the next ten days.
Will it rain in the next ten days?
With daily precipitation varying from a minimum of 0.04" to a maximum of 0.83", rain is anticipated every day in Gretna. With elevated precipitation of 0.83", Sunday will be the day with the most rainfall.
How hot will it be in the next ten days in Gretna?
The maximum temperature will range between 86°F and 91.4°F, while the minimum temperature will vary between 75.2°F and 78.8°F.
Taking the humidity into consideration, the maximum feel-like temperature will vary between 98.6°F and 111.2°F.
What will be the hottest and the coldest days?
The hottest days will be next Saturday and Sunday, with a maximum of 91.4°F. With a maximum temperature of 86°F, Sunday through Tuesday will be the coldest days.

Long-term weather forecast

SatJun 14.
  • 88°F
  • 77°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 7mph SSW
  • Humidity: 75%
  • UV index: 10
  • Precip. probability: 67%
  • Precipitation: 0.63"
  • 5:57 am 8:03 pm CDT
SunJun 15.
  • 86°F
  • 75°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 7mph SSW
  • Humidity: 76%
  • UV index: 8
  • Precip. probability: 55%
  • Precipitation: 0.83"
  • 5:57 am 8:04 pm CDT
MonJun 16.
  • 86°F
  • 75°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 8mph S
  • Humidity: 77%
  • UV index: 10
  • Precip. probability: 43%
  • Precipitation: 0.35"
  • 5:57 am 8:04 pm CDT
TueJun 17.
  • 86°F
  • 77°F
Thunderstorms
Thunderstorms
  • Wind: 9mph S
  • Humidity: 76%
  • UV index: 10
  • Precip. probability: 64%
  • Precipitation: 0.31"
  • 5:57 am 8:04 pm CDT
WedJun 18.
  • 88°F
  • 77°F
Thunderstorms
Thunderstorms
  • Wind: 9mph S
  • Humidity: 74%
  • UV index: 7
  • Precip. probability: 65%
  • Precipitation: 0.31"
  • 5:58 am 8:04 pm CDT
ThuJun 19.
  • 88°F
  • 77°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SSE
  • Humidity: 75%
  • UV index: 10
  • Precip. probability: 52%
  • Precipitation: 0.16"
  • 5:58 am 8:05 pm CDT
FriJun 20.
  • 90°F
  • 77°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 8mph ESE
  • Humidity: 71%
  • UV index: 11
  • Precip. probability: 43%
  • Precipitation: 0.08"
  • 5:58 am 8:05 pm CDT
SatJun 21.
  • 91°F
  • 79°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 10mph SE
  • Humidity: 71%
  • UV index: 11
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • 5:58 am 8:05 pm CDT
SunJun 22.
  • 91°F
  • 79°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 11mph SE
  • Humidity: 70%
  • UV index: 11
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • 5:58 am 8:05 pm CDT
MonJun 23.
  • 90°F
  • 79°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 11mph ESE
  • Humidity: 72%
  • UV index: 11
  • Precip. probability: 40%
  • Precipitation: 0.08"
  • 5:59 am 8:05 pm CDT
The forecast shows that rainy weather and thunderstorms are anticipated daily.
Rain is predicted day-to-day, with daily precipitation varying from a minimal 0.04" to a maximum of 0.83".
The variation in maximum temperature will be negligible across the forecast window. Expected highs will hover between 86°F and 91.4°F, while the overnight low will be also nearly unchanged, as the lowest temperatures will remain in the range of 75.2°F to 78.8°F.
Next Saturday and Sunday, with the highest temperature of 91.4°F, will be the hottest days in Gretna; the coldest days will be Sunday through Tuesday, with a maximum of 86°F.
Taking the humidity into consideration, the maximum feel-like temperature may increase vastly and vary between a fiery hot 98.6°F and a blisteringly hot 111.2°F.
Updated: Jun 14, 2025 @ 12:07:11 UTC
Published by: Weather U.S. | About Us
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