Record High Temperatures Likely Across the Mid-Atlantic; Severe Weather in the Upper Midwest and Southwest

An intense heat wave will peak across the Mid-Atlantic and I-95 Urban Corridor this weekend. Record high temperatures are likely with widespread heat indices exceeding 100 degrees. In the Midwest, severe storms capable of producing strong winds, hail, a few tornadoes and heavy rain will be possible Saturday. Additionally, strong storms will also be possible Saturday in the Four Corners region. Read More >

Hazardous Weather Conditions

Heat Advisory until June 23, 08:00 PM EDT

Current conditions at

Allentown Queen City Municipal Airport (KXLL)

Lat: 40.57°NLon: 75.49°WElev: 400ft.

Fair

95°F

35°C

Humidity	44%
Wind Speed	SW 10 mph
Barometer	29.98 in
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	101°F (38°C)
Last update	22 Jun 1:35 pm EDT

More Information:

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

Extended Forecast for

2 Miles WSW Old Zionsville PA

Heat Advisory June 22, 01:50pm until June 23, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 22, 01:50pm until June 23, 08:00pm
NOW until 8:00pm Sun
Heat Advisory
This Afternoon
High: 93 °F
Chance
T-storms
Tonight
Low: 73 °F
Chance
T-storms
Sunday
High: 93 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 69 °F
T-storms
Likely then
Chance
T-storms
Monday
High: 83 °F
Slight Chance
T-storms then
Chance
Showers
Monday Night
Low: 63 °F
Chance
Showers then
Clear
Tuesday
High: 86 °F
Sunny
Tuesday Night
Low: 68 °F
Partly Cloudy

Detailed Forecast

This Afternoon

A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 93. 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 10pm. Partly cloudy, with a low around 73. South 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.

Sunday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Heat index values as high as 100. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers and thunderstorms likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 69. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

A chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 83. West wind 10 to 15 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 before 8pm. Clear, with a low around 63. Chance of precipitation is 30%.

Tuesday

Sunny, with a high near 86.

Tuesday Night

Partly cloudy, with a low around 68.

Wednesday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

Thursday

A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 30%.

Thursday Night

A chance of showers. Mostly clear, with a low around 62. Chance of precipitation is 30%.

Friday

Sunny, with a high near 86.