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

Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Louisville, Bowman Field Airport (KLOU)

Lat: 38.23°NLon: 85.66°WElev: 545ft.

Fair

91°F

33°C

Humidity 57%
Wind Speed SW 13 G 22 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 11 Aug 12:53 pm EDT
Extended Forecast for

Saint Matthews KY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 93. Heat index values as high as 103. West wind 13 to 15 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between 9pm and 4am. Some of the storms could be severe. Partly cloudy, with a low around 74. Southwest wind 6 to 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 107. South wind 7 to 10 mph becoming west in the afternoon.

    High: 94 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 75. South wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 2pm. Partly sunny, with a high near 92. West wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 93. Heat index values as high as 103. West wind 13 to 15 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly between 9pm and 4am. Some of the storms could be severe. Partly cloudy, with a low around 74. Southwest wind 6 to 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 107. South wind 7 to 10 mph becoming west in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 75. South wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly between 8am and 2pm. Partly sunny, with a high near 92. West wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Matthews KY
 38.25°N 85.63°W (Elev. 538 ft)
Last Update:
1:06 pm EDT Aug 11, 2026
Forecast Valid:
1pm EDT Aug 11, 2026-6pm EDT Aug 17, 2026
 
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