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

Heavy Rainfall Across South Texas; Heat in the West

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and Lower Mississippi River Valley through Thursday. Hot temperatures will persist over central and northern California and the Pacific Northwest through today. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

58°F

14°C

Humidity 67%
Wind Speed W 6 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 Jun 1:51 am EDT
Extended Forecast for

Belfast PA

  • Overnight

    Overnight: Clear, with a low around 51. West wind around 5 mph.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 55. Calm wind.

    Low: 55 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 87. Breezy. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers after 8am. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 51. West wind around 5 mph.
Tuesday
Sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 55. Calm wind.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 62. Calm wind.
Thursday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 87. Breezy. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 61. Chance of precipitation is 80%.
Juneteenth
A chance of showers after 8am. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
A chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belfast PA
 40.79°N 75.26°W (Elev. 554 ft)
Last Update:
2:05 am EDT Jun 16, 2026
Forecast Valid:
2am EDT Jun 16, 2026-6pm EDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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