Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

56°F

13°C

Humidity	91%
Wind Speed	Calm
Barometer	29.99 in
Dewpoint	53°F (12°C)
Visibility	10.00 mi
Last update	26 Jul 1:35 am EDT

More Information:

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

Extended Forecast for

West Norriton PA

Overnight
Low: 57 °F
Mostly Clear
Sunday
High: 85 °F
Sunny
Sunday Night
Low: 64 °F
Partly Cloudy
Monday
High: 84 °F
Patchy Fog
then Showers
Likely
Monday Night
Low: 66 °F
Showers
Likely
Tuesday
High: 83 °F
Showers then
T-storms
Tuesday Night
Low: 65 °F
T-storms
Likely then
Showers
Likely
Wednesday
High: 82 °F
Chance
Showers then
Chance
T-storms
Wednesday Night
Low: 63 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 57. Calm wind.

Sunday

Sunny, with a high near 85. Calm wind.

Sunday Night

Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.

Monday

Showers likely and possibly a thunderstorm after 2pm. Patchy fog between 7am and 8am. Otherwise, increasing clouds, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 66. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers, with thunderstorms also possible after 11am. High near 83. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday Night

Showers and thunderstorms likely 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 65. Chance of precipitation is 60%.

Wednesday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

Wednesday Night

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

Thursday

Mostly sunny, with a high near 82.

Thursday Night

Partly cloudy, with a low around 64.

Friday

Sunny, with a high near 85.

Friday Night

Partly cloudy, with a low around 66.