Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from August 20, 11:00 AM EDT until August 20, 06:00 PM EDT

Current conditions at

Homestead Air Reserve Base (KHST)

Lat: 25.49°NLon: 80.37°WElev: 16ft.

Fair

78°F

26°C

Humidity	90%
Wind Speed	Calm
Barometer	30.00 in (1016.2 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	20 Aug 6:55 am EDT

More Information:

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

Extended Forecast for

Florida City FL

Heat Advisory August 20, 11:00am until August 20, 06:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 93 °F
Mostly Sunny
then Chance
T-storms
Tonight
Low: 78 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 93 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 77 °F
Partly Cloudy
Saturday
High: 93 °F
Sunny then
Chance
T-storms
Saturday Night
Low: 77 °F
Chance
T-storms then
Mostly Clear
Sunday
High: 92 °F
Slight Chance
T-storms then
Chance
T-storms
Sunday Night
Low: 76 °F
Chance
T-storms then
Partly Cloudy
Monday
High: 92 °F
Chance
T-storms

Detailed Forecast

Today

A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 93. Heat index values as high as 106. Calm wind becoming south 5 to 8 mph in the afternoon.

Tonight

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Calm wind.

Friday

A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming south 5 to 7 mph in the afternoon.

Friday Night

Partly cloudy, with a low around 77. Light southeast wind.

Saturday

A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind becoming southeast 5 to 7 mph in the afternoon.

Saturday Night

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Light south wind.

Sunday

A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. Calm wind becoming southeast 5 to 8 mph in the afternoon.

Sunday Night

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. Light and variable wind.

Monday

A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. Calm wind becoming southeast 5 to 8 mph in the afternoon.

Monday Night

A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 77. Chance of precipitation is 30%.

Tuesday

A 40 percent chance of showers and thunderstorms. Sunny, with a high near 92.

Tuesday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.

Wednesday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.