Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

73°F

23°C

Humidity 84%
Wind Speed Calm
Barometer 30.15 in (1019.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 10 Aug 12:53 am EDT
Extended Forecast for

2 Miles NNE Maryville TN

  • Overnight

    Overnight: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. East wind around 5 mph becoming calm  in the evening.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Calm wind becoming east around 5 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 72 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 50%.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 67. Calm wind.
Sunday
Mostly sunny and hot, with a high near 90. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 69. East wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Calm wind becoming east around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm. Chance of precipitation is 30%.
Wednesday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 88.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Maryville TN
 35.78°N 83.96°W (Elev. 899 ft)
1:32 am EDT Aug 10, 2025
1am EDT Aug 10, 2025-6pm EDT Aug 16, 2025
 
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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