High Flood Threat For Saturated Tennessee Valley and South; Heavy Snow Rolls Through Southwest Into Southern Rockies

A high threat for heavy to excessive rainfall near a stalled front will continue to heighten the risk for flash flooding across the saturated Tennessee Valley and South. Meanwhile, a cold system producing heavy mountain and rare low elevation snow will shift from the Southwest to the southern Rockies. This vigorous storm will impact the Eastern two-thirds of the country this weekend. Read More >

Current conditions at

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Overcast

73°F

23°C

Humidity 90%
Wind Speed S 5 mph
Barometer 29.98 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 21 Feb 9:55 pm CST
Extended Forecast for

Donaldsonville LA

Dense Fog Advisory until February 22, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 22, 09:00am

    NOW until
    9:00am Fri

    Dense Fog Advisory

  • Tonight

    Tonight: A 20 percent chance of showers.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 68. South wind around 5 mph.

    Slight Chance
    Showers and
    Patchy Fog

    Low: 68 °F

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Patchy fog before 9am.  Otherwise, cloudy, with a high near 80. South wind 5 to 10 mph.  Chance of precipitation is 30%.

    Chance
    Showers and
    Patchy Fog

    High: 80 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of showers, mainly after 3am.  Areas of fog after midnight.  Otherwise, mostly cloudy, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.

    Chance
    Showers and
    Areas Fog

    Low: 69 °F

  • Saturday

    Saturday: A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe.  Patchy fog before 9am.  Otherwise, cloudy, with a high near 83. Breezy, with a southwest wind 10 to 20 mph.  Chance of precipitation is 60%.

    Severe
    Thunderstorms
    and Patchy
    Fog

    High: 83 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 54. Southwest wind 5 to 15 mph becoming northwest after midnight.  Chance of precipitation is 50%.

    Chance
    Showers then
    Partly Cloudy

    Low: 54 °F

  • Sunday

    Sunday: Sunny, with a high near 70. North wind 5 to 10 mph.

    Sunny

    High: 70 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 45. Northeast wind around 5 mph.

    Mostly Clear

    Low: 45 °F

  • Monday

    Monday: Mostly sunny, with a high near 67. East wind 5 to 10 mph.

    Mostly Sunny

    High: 67 °F

Detailed Forecast

Tonight
A 20 percent chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 68. South wind around 5 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 30%.
Friday Night
A 40 percent chance of showers, mainly after 3am. Areas of fog after midnight. Otherwise, mostly cloudy, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Patchy fog before 9am. Otherwise, cloudy, with a high near 83. Breezy, with a southwest wind 10 to 20 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 54. Southwest wind 5 to 15 mph becoming northwest after midnight. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 70. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 45. Northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 67. East wind 5 to 10 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. East wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 72. East wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East wind around 5 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. East wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 55. West wind around 5 mph becoming northeast after midnight.
Thursday
A chance of showers. Partly sunny, with a high near 72. Northeast wind around 5 mph becoming northwest in the afternoon.
Click Map For Forecast
Point Forecast:
Donaldsonville LA
 30.11°N 91°W
9:19 pm CST Feb 21, 2019
10pm CST Feb 21, 2019-6pm CST Feb 28, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database