National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

72°F

22°C

Humidity 57%
Wind Speed NW 8 mph
Barometer 29.69 in (1005.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 1:51 am EDT
Extended Forecast for

Belfast PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. West wind around 10 mph.

    Low: 61 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 80. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Clear, with a low around 57. West wind 5 to 10 mph.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 79. West wind 10 to 15 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%.

    High: 78 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. West wind around 10 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 80. West wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Clear, with a low around 57. West wind 5 to 10 mph.
Saturday
Sunny, with a high near 79. West wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 81.
Sunday Night
A chance of showers after 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 59. Chance of precipitation is 80%.
Tuesday
A chance of showers before 8am. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belfast PA
 40.77°N 75.29°W (Elev. 502 ft)
Last Update:
7:17 pm EDT Jun 18, 2026
Forecast Valid:
2am EDT Jun 19, 2026-6pm EDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation