Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Partly Cloudy

88°F

31°C

Humidity	55%
Wind Speed	SW 7 mph
Barometer	29.98 in (1014.3 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	4 Aug 2:53 pm EDT

More Information:

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

Extended Forecast for

3 Miles NNE Powells Crossroads TN

This Afternoon
High: 87 °F
T-storms
Likely
Tonight
Low: 68 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 86 °F
Slight Chance
T-storms then
T-storms
Likely
Wednesday Night
Low: 69 °F
Chance
T-storms then
Mostly Cloudy
Thursday
High: 87 °F
Slight Chance
T-storms then
Showers
Likely
Thursday Night
Low: 69 °F
Partly Cloudy
Friday
High: 87 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 69 °F
Partly Cloudy
Saturday
High: 87 °F
Chance
T-storms then
T-storms
Likely

Detailed Forecast

This Afternoon

Showers and thunderstorms likely before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 87. Heat index values as high as 97. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 68. Calm wind.

Wednesday

Showers and thunderstorms likely, mainly between 2pm and 3pm. Mostly sunny, with a high near 86. Heat index values as high as 97. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 69. Calm wind.

Thursday

A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.

Thursday Night

Partly cloudy, with a low around 69. Calm wind.

Friday

A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph.

Friday Night

Partly cloudy, with a low around 69.

Saturday

Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 70%.

Saturday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.

Sunday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.