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

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.

Overcast

42°F

6°C

Humidity 36%
Wind Speed S 10 mph
Barometer 30.31 in (1026.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Mar 11:53 am EDT
Extended Forecast for

4 Miles SSW Townsend TN

  • This Afternoon

    This Afternoon: A slight chance of sprinkles. Partly sunny, with a high near 46. Southwest wind around 5 mph.

    High: 46 °F

    Slight Chance
    Sprinkles

  • Tonight

    Tonight: Partly cloudy, with a low around 36. South wind 5 to 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57. Southwest wind 5 to 10 mph.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. South wind around 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. Southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52. Southwest wind 10 to 15 mph.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 69. West wind around 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of sprinkles. Partly sunny, with a high near 46. Southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 36. South wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 57. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 45. South wind around 5 mph.
Friday
Mostly sunny, with a high near 66. Southeast wind 5 to 10 mph becoming west in the afternoon.
Friday Night
Mostly cloudy, with a low around 52. Southwest wind 10 to 15 mph.
Saturday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 69. West wind around 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 75.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 54.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 62.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Townsend TN
 35.63°N 83.78°W (Elev. 2028 ft)
Last Update:
7:06 am EDT Mar 18, 2026
Forecast Valid:
12pm EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation