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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

65°F

18°C

Humidity 43%
Wind Speed W 7 mph
Barometer 30.23 in (1022.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 13 Apr 5:53 am EDT
Extended Forecast for

4 Miles SE Maryville TN

  • Today

    Today: Partly sunny, with a high near 81. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 81. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 63. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 85. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 62. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 62. South wind around 5 mph.
Thursday
Partly sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers. Partly sunny and hot, with a high near 90.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Maryville TN
 35.71°N 83.91°W (Elev. 968 ft)
Last Update:
2:26 am EDT Apr 13, 2026
Forecast Valid:
6am EDT Apr 13, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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