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

Hazardous Weather Conditions

Current conditions at

Meridian, Key Field (KMEI)

Lat: 32.34°NLon: 88.75°WElev: 295ft.

Fog/Mist

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.01 in (1015.8 mb)
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Last update 19 Aug 6:58 am CDT
Extended Forecast for

Collinsville MS

Heat Advisory August 19, 10:00am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. East wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. North wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming north northwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 71. West northwest wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 102. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 73. East wind around 5 mph becoming calm.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. North wind around 5 mph becoming calm. Chance of precipitation is 20%.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming north northwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 71. West northwest wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Calm wind.
Saturday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Collinsville MS
 32.49°N 88.82°W
Last Update:
7:24 am CDT Aug 19, 2025
Forecast Valid:
7am CDT Aug 19, 2025-6pm CDT Aug 25, 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