Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Partly Cloudy

86°F

30°C

Humidity	49%
Wind Speed	S 9 mph
Barometer	29.94 in
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	1 Aug 4:15 pm EDT

More Information:

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

Extended Forecast for

2 Miles SSE King of Prussia PA

Tonight
Low: 71 °F
Mostly Cloudy
Sunday
High: 86 °F
Mostly Cloudy
then Chance
T-storms
Sunday Night
Low: 71 °F
Showers
Likely then
Showers
Monday
High: 84 °F
Showers
Monday Night
Low: 68 °F
Showers then
Chance
Showers
Tuesday
High: 84 °F
Partly Sunny
then Showers
Likely
Tuesday Night
Low: 69 °F
Showers
Likely then
Mostly Cloudy
Wednesday
High: 85 °F
Partly Sunny
then Showers
Likely
Wednesday Night
Low: 70 °F
Showers
Likely

Detailed Forecast

Tonight

Mostly cloudy, with a low around 71. South wind 5 to 10 mph.

Sunday

A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 86. South 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.

Sunday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 71. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers and possibly a thunderstorm. High near 84. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 68. Southwest wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Wednesday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.

Wednesday Night

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

Thursday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.

Friday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

Saturday

A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.