Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Mostly Cloudy

77°F

25°C

Humidity 69%
Wind Speed SW 18 G 30 mph
Barometer 29.99 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Mar 1:35 pm EDT
Extended Forecast for

2 Miles SW Mascot TN

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 79. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 79 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 2am, then showers after 2am.  Low around 39. Southwest wind around 15 mph becoming north after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 53. North wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers
    Likely then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Southwest wind 5 to 10 mph becoming light  after midnight.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Calm wind becoming east around 5 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 79. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 2am, then showers after 2am. Low around 39. Southwest wind around 15 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 53. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly clear, with a low around 33. Calm wind.
Friday
Sunny, with a high near 63. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 40. Southwest wind 5 to 10 mph becoming light after midnight.
Saturday
Mostly sunny, with a high near 69. Calm wind becoming east around 5 mph.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Partly sunny, with a high near 76.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 40. Chance of precipitation is 80%.
Monday
Showers. High near 51. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Mascot TN
 36.06°N 83.79°W (Elev. 1001 ft)
12:56 pm EDT Mar 11, 2026
1pm EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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Additional Resources

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