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, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

76°F

24°C

Humidity 52%
Wind Speed SW 20 G 26 mph
Barometer 29.88 in (1010.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 11 Mar 6:53 pm EDT
Extended Forecast for

2 Miles SSW Townsend TN

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am.  Low around 34. Windy, with a southwest wind 25 to 30 mph becoming northwest after midnight.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 34 °F

    Showers and
    Windy

  • Thursday

    Thursday: A chance of rain showers, snow showers, and sleet before 10am.  Cloudy through mid morning, then gradual clearing, with a high near 45. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Chance Wintry
    Mix and Windy
    then Becoming
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. North wind 5 to 10 mph becoming southeast after midnight.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. Southwest wind 5 to 15 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Southeast wind around 5 mph becoming northwest in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Southeast wind around 5 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 2pm.  Mostly sunny, with a high near 68. Breezy.

    High: 68 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm.  Low around 38. Breezy.  Chance of precipitation is 80%.

    Low: 38 °F

    Showers and
    Breezy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 34. Windy, with a southwest wind 25 to 30 mph becoming northwest after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
A chance of rain showers, snow showers, and sleet before 10am. Cloudy through mid morning, then gradual clearing, with a high near 45. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly clear, with a low around 33. North wind 5 to 10 mph becoming southeast after midnight.
Friday
Sunny, with a high near 58. Southwest wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 41. Southwest wind 5 to 15 mph.
Saturday
Mostly sunny, with a high near 65. Southeast wind around 5 mph becoming northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 48. Southeast wind around 5 mph.
Sunday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 68. Breezy.
Sunday Night
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 38. Breezy. Chance of precipitation is 80%.
Monday
Rain, possibly mixed with snow showers, mainly before 8am. High near 47. Breezy. Chance of precipitation is 80%.
Monday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 23. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Townsend TN
 35.63°N 83.78°W (Elev. 2028 ft)
7:06 pm EDT Mar 11, 2026
7pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database