Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 29.89 in (1011.8 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 21 Jul 8:53 pm EDT
Extended Forecast for

Millerstown PA

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Calm wind.

    Partly Cloudy

    Low: 68 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 11am.  Partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Chance
    T-storms

    High: 87 °F

  • Saturday
    Night

    Saturday Night: Showers and thunderstorms likely. Some of the storms could be severe.  Cloudy, with a low around 69. Light and variable wind.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Severe
    Thunderstorms

    Low: 69 °F

  • Sunday

    Sunday: Showers and thunderstorms likely. Some of the storms could be severe.  Mostly cloudy, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Severe
    Thunderstorms

    High: 86 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 69 °F

  • Monday

    Monday: A chance of showers and thunderstorms.  Partly sunny, with a high near 88. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 88 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 63.

    Partly Cloudy

    Low: 63 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    Mostly Sunny

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 60.

    Mostly Clear

    Low: 60 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 68. Calm wind.
Saturday
A chance of showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely. Some of the storms could be severe. Cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy, with a high near 86. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
Millerstown PA
 40.55°N 77.14°W (Elev. 489 ft)
7:16 pm EDT Jul 21, 2017
9pm EDT Jul 21, 2017-6pm EDT Jul 28, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database