Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Bristol / Johnson / Kingsport, Tri-City Regional Airport (KTRI)

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Mostly Cloudy

78°F

26°C

Humidity	82%
Wind Speed	Calm
Barometer	30.23 in (1021.0 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	15 Aug 9:53 am EDT

More Information:

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

Extended Forecast for

Johnson City TN

Today
High: 92 °F
Mostly Sunny
then Chance
T-storms
Tonight
Low: 71 °F
Chance
T-storms then
Mostly Clear
Sunday
High: 93 °F
Hot
Sunday Night
Low: 72 °F
Slight Chance
T-storms then
Chance
Showers
Monday
High: 92 °F
Chance
Showers then
Showers
Monday Night
Low: 69 °F
Showers then
Chance
Showers
Tuesday
High: 89 °F
Mostly Sunny
Tuesday Night
Low: 66 °F
Partly Cloudy
Wednesday
High: 91 °F
Hot

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 71. Calm wind.

Sunday

Sunny and hot, with a high near 93. Heat index values as high as 100. Light southwest wind becoming west 5 to 10 mph in the morning.

Sunday Night

A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 30%.

Monday

A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm after 2pm. High near 92. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.

Monday Night

Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 69. West wind around 5 mph becoming calm. Chance of precipitation is 80%.

Tuesday

Mostly sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 66.

Wednesday

Mostly sunny and hot, with a high near 91.

Wednesday Night

A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Thursday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

Friday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.