Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

69°F

21°C

Humidity 57%
Wind Speed SW 14 mph
Barometer 30.24 in (1023.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 30 Mar 4:53 pm EDT
Extended Forecast for

Maryville TN

  • Tonight

    Tonight: Partly cloudy, with a low around 57. South wind 5 to 10 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers before 7pm.  Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 8pm.  Partly cloudy, with a low around 59. South wind around 5 mph.  Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers after 2pm.  Mostly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 62. South wind 5 to 10 mph.  Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 8am.  Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 61. South wind around 5 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before 8pm. Partly cloudy, with a low around 59. South wind around 5 mph. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 8am. Mostly cloudy, with a high near 81.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Maryville TN
 35.76°N 83.96°W (Elev. 994 ft)
2:26 pm EDT Mar 30, 2026
5pm EDT Mar 30, 2026-6pm EDT Apr 6, 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