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

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

75°F

24°C

Humidity 76%
Wind Speed Vrbl 6 mph
Barometer 29.92 in (1012.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 4:51 am EDT
Extended Forecast for

Belfast PA

  • Today

    Today: A chance of showers and thunderstorms, mainly after 4pm.  Mostly cloudy, with a high near 82. Southeast wind 5 to 10 mph.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am.  Low around 70. South wind around 5 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Showers

  • Monday

    Monday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 81. Southwest wind around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 63. North wind around 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm.  Mostly sunny, with a high near 82. North wind around 5 mph becoming southeast in the afternoon.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 2am.  Mostly cloudy, with a low around 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm.  Partly sunny, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 82. Southeast wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 70. South wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 81. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 63. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 82. North wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Belfast PA
 40.77°N 75.29°W (Elev. 502 ft)
4:08 am EDT Aug 2, 2026
5am EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
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Additional Resources

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