Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

63°F

17°C

Humidity 63%
Wind Speed SW 7 mph
Barometer 30.16 in (1020.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 14 Apr 1:53 am EDT
Extended Forecast for

Louisville TN

  • Overnight

    Overnight: Mostly clear, with a low around 58. Southwest wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 85. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 2am.  Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.

    Low: 61 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Southwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 59. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 59. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 85. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 89.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 70.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville TN
 35.81°N 84.04°W (Elev. 850 ft)
2:26 am EDT Apr 14, 2026
2am EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
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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