Severe Weather and Heavy Rain for the Plains and Mid-Atlantic; Building Heat in the West

Severe thunderstorms will remain possible in the Mid-Atlantic through Tuesday. Severe thunderstorms and heavy rain will also be possible in the central/southern Plains on Tuesday and Wednesday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry weather will create Elevated to Critical fire weather conditions in the Four Corners Region. Read More >

Hazardous Weather Conditions

Flood Watch until June 23, 06:00 AM EDT

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

71°F

22°C

Humidity	100%
Wind Speed	Calm
Barometer	29.86 in
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Last update	23 Jun 12:35 am EDT

More Information:

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

Extended Forecast for

Uwchland PA

Flood Watch June 23, 12:53am until June 23, 06:00am

Click here for hazard details and duration

Flood Watch

Flood Watch June 23, 12:53am until June 23, 06:00am
NOW until 6:00am Tue
Flood Watch
Overnight
Low: 68 °F
Heavy Rain
Tuesday
High: 75 °F
Chance
Showers
Tuesday Night
Low: 58 °F
Decreasing
Clouds
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 61 °F
Mostly Clear
Thursday
High: 85 °F
Sunny then
Chance
Showers
Thursday Night
Low: 63 °F
Showers
Likely
Friday
High: 85 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

Overnight

A chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday Night

Mostly cloudy, then gradually becoming clear, with a low around 58. Northwest wind around 10 mph.

Wednesday

Sunny, with a high near 81. Northwest wind 5 to 10 mph.

Wednesday Night

Mostly clear, with a low around 61. West wind around 5 mph becoming calm in the evening.

Thursday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

Friday

A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

Saturday

A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 85.

Sunday Night

Partly cloudy, with a low around 65.

Monday

Mostly sunny, with a high near 88.