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

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

21°C

70°F

Humidity 97%
Wind Speed Calm
Barometer 1011.2 mb (29.90 in)
Dewpoint 21°C (69°F)
Visibility 14 km
Last update 25 Sep 4:53 am EDT
Extended Forecast for

2 Miles SSE Maryville TN

Flood Watch September 25, 11:00am until September 26, 11:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Showers and thunderstorms likely. Cloudy, with a low around 19. Southeast wind around 10 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Low: 19 °C

    T-storms
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. Patchy fog after 9am. High near 24. Southwest wind 5 to 10 km/h becoming west in the morning. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.

    High: 24 °C

    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Patchy fog. Low around 18. Northeast wind around 10 km/h. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 cm possible.

    Low: 18 °C

    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Patchy fog before 2pm. High near 23. Northeast wind 15 to 20 km/h. Chance of precipitation is 80%.

    High: 23 °C

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 11pm, then showers between 11pm and 5am, then showers and possibly a thunderstorm after 5am. Low around 19. Breezy, with a northeast wind 25 to 30 km/h, with gusts as high as 70 km/h. Chance of precipitation is 90%.

    Low: 19 °C

    Showers and
    Breezy

  • Friday

    Friday: Showers and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 26. Breezy, with an east wind 35 to 40 km/h becoming south in the afternoon. Winds could gust as high as 60 km/h. Chance of precipitation is 80%.

    High: 26 °C

    Showers and
    Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 17. South wind 20 to 25 km/h decreasing to 15 to 20 km/h after midnight. Winds could gust as high as 30 km/h.

    Low: 17 °C

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 25.

    High: 25 °C

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 17.

    Low: 17 °C

    Chance
    Showers

Detailed Forecast

Overnight
Showers and thunderstorms likely. Cloudy, with a low around 19. Southeast wind around 10 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. Patchy fog after 9am. High near 24. Southwest wind 5 to 10 km/h becoming west in the morning. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 cm possible.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Patchy fog. Low around 18. Northeast wind around 10 km/h. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 cm possible.
Thursday
Showers and possibly a thunderstorm. Patchy fog before 2pm. High near 23. Northeast wind 15 to 20 km/h. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before 11pm, then showers between 11pm and 5am, then showers and possibly a thunderstorm after 5am. Low around 19. Breezy, with a northeast wind 25 to 30 km/h, with gusts as high as 70 km/h. Chance of precipitation is 90%.
Friday
Showers and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 26. Breezy, with an east wind 35 to 40 km/h becoming south in the afternoon. Winds could gust as high as 60 km/h. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 17. South wind 20 to 25 km/h decreasing to 15 to 20 km/h after midnight. Winds could gust as high as 30 km/h.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 25.
Saturday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 17.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 26. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 17.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 26.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 15.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 26.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Maryville TN
 35.74°N 83.96°W (Elev. 1010 m)
Last Update:
3:36 am EDT Sep 25, 2024
Forecast Valid:
4am EDT Sep 25, 2024-6pm EDT Oct 1, 2024
 
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