Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Schuylkill County/Joe Zerbey Airport (KZER)

Lat: 40.71°NLon: 76.37°WElev: 1730ft.

Fog/Mist

46°F

8°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 29.76 in
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Last update 21 Mar 3:35 am EDT
Extended Forecast for

Mary D PA

Dense Fog Advisory until March 21, 08:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 21, 08:00am

    NOW until 8:00am Sat

    Dense Fog Advisory

  • Overnight

    Low: 43 °F

    Areas Dense
    Fog

  • Saturday

    Saturday: Areas of dense fog before 8am.  Otherwise, partly sunny, with a high near 52. North wind 5 to 7 mph.

    High: 52 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms after 2pm.  Mostly cloudy, with a high near 68. South wind 3 to 7 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 11pm, then rain after 11pm.  Low around 37. North wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain

  • Monday

    Monday: A slight chance of rain and snow before 11am, then a slight chance of snow between 11am and 2pm.  Mostly sunny, with a high near 44. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

Overnight
Areas of dense fog. Otherwise, mostly cloudy, with a low around 43. Light northwest wind.
Saturday
Areas of dense fog before 8am. Otherwise, partly sunny, with a high near 52. North wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 40. Light and variable wind.
Sunday
A chance of rain and thunderstorms after 2pm. Mostly cloudy, with a high near 68. South wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 11pm, then rain after 11pm. Low around 37. North wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
A slight chance of rain and snow before 11am, then a slight chance of snow between 11am and 2pm. Mostly sunny, with a high near 44. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly cloudy, with a high near 52.
Thursday Night
Rain likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly sunny, with a high near 47. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mary D PA
 40.74°N 76.06°W (Elev. 1066 ft)
3:36 am EDT Mar 21, 2026
3am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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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