Dangerous Heatwave Across the Western U.S; Hazardous Heat in the Southeast and Mid-Atlantic

Intense and long duration heat building in the West will become more widespread today and Saturday. Excessive heat should expand northward into the Pacific Northwest and Intermountain West, continuing through much of next week. The focus for hazardous heat will shift from the south-central and interior southern U.S. towards the Mid-Atlantic and Southeast today and Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Thunderstorm

76°F

24°C

Humidity	91%
Wind Speed	NW 3 mph
Barometer	29.90 in (1011.0 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	76°F (24°C)
Last update	5 Jul 1:53 pm EDT

More Information:

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

Extended Forecast for

4 Miles NW High Rocks NC

This Afternoon
High: 85 °F
Heavy Rain
Tonight
Low: 68 °F
Heavy Rain
then Chance
Showers and
Patchy Fog
Saturday
High: 83 °F
Chance
T-storms and
Patchy Fog
Saturday Night
Low: 64 °F
Chance
Showers
Sunday
High: 86 °F
Chance
T-storms
Sunday Night
Low: 66 °F
Slight Chance
T-storms
Monday
High: 84 °F
T-storms
Likely
Monday Night
Low: 67 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 83 °F
Showers
Likely

Detailed Forecast

This Afternoon

Showers and thunderstorms likely, mainly after 4pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 85. West southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

Showers and thunderstorms likely, mainly before 7pm. Some of the storms could produce heavy rainfall. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Saturday

A 50 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, partly sunny, with a high near 83. Calm wind becoming north northwest around 6 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A 30 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 64. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

Sunday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Light and variable wind.

Sunday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.

Monday

Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

Tuesday

A chance of showers before noon, then a chance of showers and thunderstorms between noon and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

Wednesday

Showers and thunderstorms likely. Partly sunny, with a high near 81. Chance of precipitation is 60%.

Wednesday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

Thursday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.