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 >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fair

67°F

19°C

Humidity	100%
Wind Speed	Calm
Barometer	30.15 in
Dewpoint	67°F (19°C)
Visibility	8.00 mi
Last update	16 Aug 1:35 am EDT

More Information:

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

Extended Forecast for

2 Miles E Unionville PA

Overnight
Low: 66 °F
Increasing
Clouds
Sunday
High: 79 °F
Chance
Showers then
Showers
Sunday Night
Low: 67 °F
Showers
Likely then
Showers
Monday
High: 85 °F
Chance
Showers
Monday Night
Low: 66 °F
Chance
Showers then
Mostly Clear
Tuesday
High: 84 °F
Sunny
Tuesday Night
Low: 63 °F
Mostly Clear
Wednesday
High: 85 °F
Sunny
Wednesday Night
Low: 67 °F
Chance
T-storms

Detailed Forecast

Overnight

Increasing clouds, with a low around 66. Calm wind.

Sunday

Showers, mainly after 2pm. High near 79. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Showers and thunderstorms, mainly before 2am. Low around 67. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday

A slight chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Northwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. North wind around 5 mph. Chance of precipitation is 30%.

Tuesday

Sunny, with a high near 84.

Tuesday Night

Mostly clear, with a low around 63.

Wednesday

Sunny, with a high near 85.

Wednesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 40%.

Thursday

A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 40%.