Heat Wave in the Northeastern U.S.; Severe Thunderstorms and Excessive Rainfall in the Plains and Upper Midwest; Critical Fire Weather in the Southwestern U.S.

The first significant heat wave this season will impact much of the Midwest, Great Lakes, Mid-Atlantic and Northeast this week. Record high temperatures and rapid onset drought is possible. In the northern Plains and Upper Midwest, strong to severe thunderstorms with excessive rainfall are possible today. Dry, gusty winds will bring critical fire weather to the Four Corners and central California. Read More >

Hazardous Weather Conditions

Current conditions at

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

Light Rain

81°F

27°C

Humidity	82%
Wind Speed	NE 13 G 24 mph
Barometer	30.01 in (1016.1 mb)
Dewpoint	75°F (24°C)
Visibility	6.00 mi
Heat Index	87°F (31°C)
Last update	17 Jun 11:53 am EDT

More Information:

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

Extended Forecast for

Key Biscayne FL

This Afternoon
High: 85 °F
Slight Chance
T-storms and
Windy
Tonight
Low: 82 °F
Windy. Slight
Chance
T-storms then
Chance
Showers
Tuesday
High: 86 °F
Windy. Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 81 °F
Chance
T-storms and
Windy
Juneteenth
High: 85 °F
Chance
T-storms and
Windy
Wednesday Night
Low: 80 °F
Chance
T-storms and
Windy
Thursday
High: 86 °F
Showers
Likely and
Breezy
Thursday Night
Low: 81 °F
Chance
T-storms and
Breezy
Friday
High: 86 °F
Chance
T-storms then
Showers
Likely and
Breezy

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 85. Windy, with an east wind around 23 mph, with gusts as high as 28 mph.

Tonight

A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 82. Windy, with an east wind 22 to 24 mph. Chance of precipitation is 30%.

Tuesday

A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 86. Windy, with an east wind around 22 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. Windy, with an east wind 22 to 24 mph.

Juneteenth

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Windy, with an east wind around 22 mph, with gusts as high as 25 mph.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 80. Windy, with an east wind 20 to 22 mph.

Thursday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Breezy, with an east wind around 18 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

Thursday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Breezy, with an east wind around 16 mph.

Friday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 86. Breezy, with an east wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

Friday Night

Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 82. Breezy. Chance of precipitation is 60%.

Saturday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Breezy.

Saturday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 81.

Sunday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.