Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Thunderstorm

88°F

31°C

Humidity	55%
Wind Speed	SW 6 mph
Barometer	29.87 in
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	17 Aug 5:35 pm EDT

More Information:

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

Extended Forecast for

2 Miles W Thornton PA

This Afternoon
High: 90 °F
Chance
T-storms
Tonight
Low: 66 °F
Heavy Rain
then Partly
Cloudy
Monday
High: 72 °F
Mostly Cloudy
then Slight
Chance
Showers
Monday Night
Low: 62 °F
Slight Chance
Showers
Tuesday
High: 76 °F
Partly Sunny
Tuesday Night
Low: 62 °F
Partly Cloudy
Wednesday
High: 80 °F
Partly Sunny
Wednesday Night
Low: 62 °F
Partly Cloudy
Thursday
High: 80 °F
Mostly Sunny

Detailed Forecast

This Afternoon

A chance of showers and thunderstorms. Mostly sunny, with a high near 90. West wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms, mainly before 9pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

A slight chance of showers between 2pm and 5pm. Mostly cloudy, with a high near 72. Northeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Monday Night

A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 20%.

Tuesday

Partly sunny, with a high near 76. East wind 5 to 10 mph.

Tuesday Night

Partly cloudy, with a low around 62.

Wednesday

Partly sunny, with a high near 80.

Wednesday Night

Partly cloudy, with a low around 62.

Thursday

Mostly sunny, with a high near 80.