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

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 >

Hazardous Weather Conditions

Current conditions at

Natchitoches, Natchitoches Regional Airport (KIER)

Lat: 31.74°NLon: 93.1°WElev: 121ft.

Fair

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Aug 3:35 am CDT
Extended Forecast for

6 Miles SW Provencal LA

Heat Advisory August 18, 03:56am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 03:56am until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Overnight

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming northeast around 5 mph.

    High: 99 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.

    High: 94 °F

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 74. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming northeast around 5 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 73. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind.
Tuesday Night
Partly cloudy, with a low around 73. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Thursday
Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Provencal LA
 31.58°N 93.24°W (Elev. 207 ft)
Last Update:
1:15 am CDT Aug 18, 2025
Forecast Valid:
3am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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