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 Naval Air Station - Alvin Callender Field (KNBG)

Lat: 29.84°NLon: 90.02°WElev: 0ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

3 Miles ENE Belle Chasse LA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm.  Mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the morning.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tonight

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

    Low: 79 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 92. Northeast wind around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Mostly clear, with a low around 79. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 79 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Sunny, with a high near 92. North wind around 5 mph becoming east in the afternoon.

    High: 92 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Mostly clear, 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

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms.  Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 78. South wind around 5 mph becoming calm  in the evening.

    Low: 78 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm.  Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.

    High: 89 °F

    T-storms
    Likely

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the morning.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Northeast wind around 5 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 79. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 92. North wind around 5 mph becoming east in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 79. South wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the morning.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Friday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. South wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Calm wind becoming west around 5 mph in the morning.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. South wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Belle Chasse LA
 29.85°N 89.96°W
12:26 am CDT Aug 18, 2025
4am CDT Aug 18, 2025-6pm CDT Aug 24, 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