Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

39°F

4°C

Humidity 26%
Wind Speed W 14 mph
Barometer 30.19 in (1023.0 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 17 Mar 6:53 pm EDT
Extended Forecast for

4 Miles S Townsend TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of flurries before 11am, then a slight chance of sprinkles between 11am and 2pm.  Partly sunny, with a high near 48. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 48 °F

    Slight Chance
    Sprinkles/Flurries
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. South wind around 5 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60. South wind around 5 mph becoming southwest in the afternoon.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 2am.  Mostly cloudy, with a low around 46. South wind around 5 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. Calm wind becoming south around 5 mph after midnight.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of flurries before 11am, then a slight chance of sprinkles between 11am and 2pm. Partly sunny, with a high near 48. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 36. South wind around 5 mph.
Thursday
Partly sunny, with a high near 60. South wind around 5 mph becoming southwest in the afternoon.
Thursday Night
A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 46. South wind around 5 mph.
Friday
Mostly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 50. Calm wind becoming south around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 45.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Townsend TN
 35.63°N 83.75°W (Elev. 2254 ft)
7:07 pm EDT Mar 17, 2026
7pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database