National Weather Service United States Department of Commerce

Flash flooding threat continues from the Great Basin across the southern Plains

The wet pattern in place will continue from the Great Basin across the central and southern Rockies into the southern Plains into Wednesday. Ample monsoonal moisture with a frontal boundary in place will allow for shower and thunderstorm development with locally heavy rainfall at times. The heavier showers could lead to flash flooding in some areas, especially urban areas and burn scars.
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Current Conditions

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Allentown PA

7 Day Forecast

For More Weather Information:

Philadelphia, PA Local Forecast Office

Today

Mostly Sunny

Mostly
Sunny

High: 79 °F

Tonight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 57 °F

Thursday

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

High: 81 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 60 °F

Friday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 83 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 62 °F

Saturday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 79 °F

Saturday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 64 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 81 °F

Detailed Forecast

  • Today Mostly sunny, with a high near 79. Calm wind becoming west 5 to 8 mph in the afternoon.
  • Tonight Isolated showers before midnight, then isolated showers after 5am. Mostly cloudy, with a low around 57. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
  • Thursday Isolated showers, then scattered showers and thunderstorms after 11am. Partly sunny, with a high near 81. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Thursday Night Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
  • Friday Scattered showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Friday Night A chance of showers and thunderstorms. Cloudy, with a low around 62. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Saturday A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
  • Sunday A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
  • Sunday Night Mostly cloudy, with a low around 64.
  • Monday Partly sunny, with a high near 84.
  • Monday Night Partly cloudy, with a low around 64.
  • Tuesday A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.