Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

30°F

-1°C

Humidity 56%
Wind Speed N 5 mph
Barometer 30.26 in (1025.2 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 18 Mar 3:53 am EDT
Extended Forecast for

4 Miles SE Maryville TN

  • Today

    Today: A slight chance of flurries between 8am and 11am, then a slight chance of sprinkles after 11am.  Partly sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 52 °F

    Slight Chance
    Sprinkles/Flurries
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind becoming south around 5 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64. Southwest wind around 5 mph.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. Southwest wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 77. Southwest wind 5 to 10 mph.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
A slight chance of flurries between 8am and 11am, then a slight chance of sprinkles after 11am. Partly sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 38. Calm wind becoming south around 5 mph after midnight.
Thursday
Partly sunny, with a high near 64. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 46. Calm wind.
Friday
Mostly sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 54. Southwest wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 77. Southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 81.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 68.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Maryville TN
 35.71°N 83.91°W (Elev. 968 ft)
2:26 am EDT Mar 18, 2026
4am EDT Mar 18, 2026-6pm EDT Mar 24, 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