Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Light Rain Fog/Mist

69°F

21°C

Humidity	96%
Wind Speed	N 12 mph
Barometer	30.04 in (1016.2 mb)
Dewpoint	68°F (20°C)
Visibility	3.00 mi
Last update	23 Jul 6:53 am EDT

More Information:

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

Extended Forecast for

4 Miles WSW Townsend TN

Flood Watch July 23, 07:00am until July 23, 02:00pm

Flood Advisory until July 23, 09:00am

Click here for hazard details and duration

Flood Watch

...

Flood Watch July 23, 07:00am until July 23, 02:00pm
Flood Advisory until July 23, 09:00am
NOW: Multiple hazards in effect
Click HERE for Details
Today
High: 83 °F
Showers
Likely then
Chance
Showers
Tonight
Low: 70 °F
Slight Chance
T-storms then
Slight Chance
Showers
Friday
High: 85 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 70 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 84 °F
Showers
Likely
Saturday Night
Low: 70 °F
Chance
T-storms then
Showers
Likely
Sunday
High: 87 °F
Showers
Likely then
Chance
T-storms
Sunday Night
Low: 69 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Today

Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms, mainly between 10am and 2pm. Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 70. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

Friday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Calm wind becoming west around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.

Saturday

Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 84. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.

Saturday Night

A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

Sunday

Showers likely, with thunderstorms also possible after 8am. Mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%.

Sunday Night

A chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Monday

Mostly sunny and hot, with a high near 90.

Monday Night

Partly cloudy, with a low around 71.

Tuesday

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.

Tuesday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

Wednesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.