Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

73°F

23°C

Humidity	89%
Wind Speed	N 6 mph
Barometer	30.03 in
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	7 Jul 2:35 pm EDT

More Information:

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

Extended Forecast for

Narvon PA

This Afternoon
High: 77 °F
Mostly Cloudy
Tonight
Low: 63 °F
Mostly Cloudy
Wednesday
High: 80 °F
Partly Sunny
Wednesday Night
Low: 65 °F
Partly Cloudy
then Chance
Showers
Thursday
High: 83 °F
Showers
Likely then
T-storms
Thursday Night
Low: 67 °F
T-storms then
Partly Cloudy
Friday
High: 87 °F
Mostly Sunny
then Showers
Likely
Friday Night
Low: 66 °F
Showers
Likely then
Mostly Cloudy
Saturday
High: 84 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

This Afternoon

Mostly cloudy, with a high near 77. Northeast wind around 6 mph.

Tonight

Mostly cloudy, with a low around 63. Northeast wind around 6 mph becoming calm in the evening.

Wednesday

Partly sunny, with a high near 80. Light and variable wind.

Wednesday Night

A chance of showers, mainly after 5am. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers and possibly a thunderstorm before 8pm. Low around 67. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

Friday Night

Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

Saturday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

Saturday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 82.

Sunday Night

Partly cloudy, with a low around 63.