Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

72°F

22°C

Humidity	100%
Wind Speed	Calm
Barometer	30.18 in
Dewpoint	72°F (22°C)
Visibility	8.00 mi
Last update	16 Aug 2:35 am EDT

More Information:

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

Extended Forecast for

3 Miles S Elverson PA

Overnight
Low: 68 °F
Patchy Fog
Saturday
High: 85 °F
Patchy Fog
then Slight
Chance
T-storms
Saturday Night
Low: 67 °F
Mostly Clear
Sunday
High: 87 °F
Sunny then
Slight Chance
T-storms
Sunday Night
Low: 67 °F
Slight Chance
T-storms then
Slight Chance
Showers
Monday
High: 80 °F
Mostly Sunny
then Slight
Chance
Showers
Monday Night
Low: 62 °F
Partly Cloudy
Tuesday
High: 77 °F
Partly Sunny
then Chance
Showers
Tuesday Night
Low: 60 °F
Chance
Showers

Detailed Forecast

Overnight

Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.

Saturday

A slight chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 85. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.

Saturday Night

Mostly clear, with a low around 67. South wind around 5 mph.

Sunday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

Sunday Night

A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 67. West wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.

Monday

A slight chance of showers after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 20%.

Monday Night

Partly cloudy, with a low around 62.

Tuesday

A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

Tuesday Night

A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

Wednesday

A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.

Wednesday Night

Mostly cloudy, with a low around 59.