Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

New Orleans, New Orleans Lakefront Airport (KNEW)

Lat: 30.05°NLon: 90.03°WElev: 7ft.

Fair

91°F

33°C

Humidity 68%
Wind Speed N 5 mph
Barometer 30.03 in (1016.1 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 17 Aug 11:53 am CDT
Extended Forecast for

3 Miles NNW Gretna LA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 94. North wind around 5 mph.

    High: 94 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 80. Southwest wind around 5 mph becoming calm.

    Low: 80 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the morning.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 79. South wind around 5 mph becoming calm  in the evening.

    Low: 79 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 93. North wind around 5 mph becoming east in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 79. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Sunny, with a high near 93. Calm wind becoming northeast around 5 mph in the morning.  Chance of precipitation is 30%.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South wind around 5 mph becoming calm  in the evening.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm.  Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 80. Southwest wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the morning.
Monday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. North wind around 5 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 79. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 93. Calm wind becoming northeast around 5 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 79. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Gretna LA
 29.97°N 90.06°W
12:26 pm CDT Aug 17, 2025
12pm CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database