National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Flash Flood Threats Shift From Southern Plains to Lower Mississippi Valley; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will shift from the southern Plains into the Lower Mississippi Valley. Elevated to Critical Fire weather threats will linger through the weekend across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Acadiana Regional Airport (KARA)

Lat: 30.03°NLon: 91.88°WElev: 13ft.

Fair

76°F

24°C

Humidity 91%
Wind Speed SE 3 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 21 Sep 11:53 pm CDT
Extended Forecast for

Saint Martinville LA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. East wind around 5 mph.

    Chance
    T-storms

    Low: 74 °F

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 90. Heat index values as high as 102. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    T-storms
    Likely

    High: 90 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Chance
    T-storms

    Low: 74 °F

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 89. Heat index values as high as 99. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 89 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Cloudy, with a low around 74. Southeast wind around 5 mph.

    Chance
    T-storms

    Low: 74 °F

  • Monday

    Monday: Showers and thunderstorms likely. Mostly cloudy, with a high near 89. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 89 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph.

    Chance
    T-storms

    Low: 75 °F

  • Tuesday

    Tuesday: Showers and thunderstorms likely. Partly sunny, with a high near 90. South wind around 5 mph. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Chance
    T-storms

    Low: 74 °F

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. East wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 90. Heat index values as high as 102. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 89. Heat index values as high as 99. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Cloudy, with a low around 74. Southeast wind around 5 mph.
Monday
Showers and thunderstorms likely. Mostly cloudy, with a high near 89. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 90. South wind around 5 mph. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 88. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Saint Martinville LA
 30.13°N 91.82°W
Last Update:
12:06 am CDT Sep 22, 2018
Forecast Valid:
12am CDT Sep 22, 2018-6pm CDT Sep 27, 2018
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation