Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from August 15, 11:00 AM EDT until August 16, 09:00 PM EDT

Current conditions at

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

A Few Clouds

77°F

25°C

Humidity	90%
Wind Speed	SE 5 mph
Barometer	30.10 in (1018.7 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	15 Aug 6:56 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Shepherdsville KY

Heat Advisory August 15, 11:00am until August 16, 09:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 94 °F
Patchy Fog
then Mostly
Sunny
Tonight
Low: 77 °F
Mostly Clear
Sunday
High: 95 °F
Hot
Sunday Night
Low: 75 °F
Chance
T-storms
Monday
High: 89 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 69 °F
Chance
T-storms then
Partly Cloudy
Tuesday
High: 88 °F
Sunny
Tuesday Night
Low: 68 °F
Mostly Clear
Wednesday
High: 91 °F
Sunny then
Slight Chance
T-storms

Detailed Forecast

Today

Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 94. Heat index values as high as 109. Calm wind becoming southwest 5 to 8 mph in the afternoon.

Tonight

Mostly clear, with a low around 77. Southwest wind 3 to 5 mph.

Sunday

Sunny and hot, with a high near 95. Heat index values as high as 109. Southwest wind 6 to 9 mph.

Sunday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 75. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 89. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

Monday Night

A chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Tuesday

Sunny, with a high near 88.

Tuesday Night

Mostly clear, with a low around 68.

Wednesday

A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

Wednesday Night

A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 71.

Thursday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.