A Sweltering Heat Wave For The West

A sweltering heat wave with record breaking temperatures is expected the rest of the week in much of the West, as a large dome of high pressure builds and expands across the region. Numerous excessive heat warnings and advisories are already in effect across Arizona, California and Nevada. Also, locally heavy rain is possible in the Lower Mississippi Valley and Southeast over the next few days. Read More >

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Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

19°C

67°F

Humidity	91%
Wind Speed	Calm
Barometer	1017.4 mb (30.07 in)
Dewpoint	18°C (64°F)
Visibility	16 km
Last update	26 May 6:53 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Knoxville, McGhee Tyson Airport TN

Today

Mostly Cloudy
then Chance
T-storms
High: 28 °C
Tonight

Slight Chance
T-storms then
Mostly Cloudy
Low: 18 °C
Wednesday

Chance
Showers
High: 27 °C
Wednesday
Night

Chance
Showers
Low: 18 °C
Thursday

Showers
Likely
High: 28 °C
Thursday
Night

Showers
Likely
Low: 19 °C
Friday

Showers
High: 28 °C
Friday
Night

Showers
Low: 18 °C
Saturday

Showers
Likely
High: 26 °C

Detailed Forecast

Today

A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 28. Calm wind becoming east 5 to 10 km/h in the afternoon. Chance of precipitation is 40%.

Tonight

A slight chance of thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 18. Calm wind. Chance of precipitation is 20%.

Wednesday

A 50 percent chance of showers. Mostly cloudy, with a high near 27. Northeast wind 5 to 10 km/h.

Wednesday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 18. East wind 5 to 10 km/h.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 28. Southeast wind 5 to 10 km/h becoming southwest in the morning. Chance of precipitation is 60%.

Thursday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

Friday

Showers and possibly a thunderstorm. High near 28. Chance of precipitation is 80%.

Friday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 18. Chance of precipitation is 80%.

Saturday

A chance of showers before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm. Partly sunny, with a high near 26. Chance of precipitation is 60%.

Saturday Night

A 20 percent chance of showers. Partly cloudy, with a low around 15.

Sunday

Sunny, with a high near 25.

Sunday Night

Mostly clear, with a low around 13.

Monday

Mostly sunny, with a high near 26.