Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Lehighton Jake Arner Memorial Airport (K22N)

Lat: 40.81°NLon: 75.76°WElev: 534ft.

Partly Cloudy

55°F

13°C

Humidity 94%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 Jun 12:55 am EDT
Extended Forecast for

2 Miles SW Lake Harmony PA

  • Overnight

    Overnight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Light west wind becoming northwest 5 to 10 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall.  High near 70. Calm wind becoming southeast around 5 mph in the morning.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 70 °F

    Showers
    Likely then
    Heavy Rain

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could produce heavy rainfall.  Low around 56. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Heavy Rain

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 2pm.  Partly sunny, with a high near 74. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 51. Calm wind.
Sunday
Mostly sunny, with a high near 76. Light west wind becoming northwest 5 to 10 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 53. Calm wind.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 70. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 56. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 2pm. Partly sunny, with a high near 74. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lake Harmony PA
 41.04°N 75.71°W (Elev. 1394 ft)
9:47 pm EDT Jun 20, 2026
1am EDT Jun 21, 2026-6pm EDT Jun 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