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

Fire Weather Concerns for a Large Part of the Central U.S.; Severe Weather in the Central Plains

Dry and windy conditions will bring widespread fire weather concerns to the northern/central Plains and portions of the Southwest into the southern Plains. Severe thunderstorms with large hail and damaging wind gusts are possible over the central Plains today into this weekend. Rain and high elevation snow is expected over parts of the Cascades and Northern Intermountain Region through Saturday. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Overcast

50°F

10°C

Humidity 80%
Wind Speed Calm
Barometer 29.85 in (1010.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 14 May 9:53 am EDT
Extended Forecast for

Millerstown PA

  • Today

    Today: Mostly cloudy, with a high near 57. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Northwest wind 7 to 9 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 71 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 57. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 48. Northwest wind 7 to 9 mph.
Friday
Partly sunny, with a high near 71. Northwest wind 7 to 10 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 48. Calm wind.
Saturday
Mostly sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny and hot, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millerstown PA
 40.55°N 77.14°W (Elev. 489 ft)
Last Update:
8:05 am EDT May 14, 2026
Forecast Valid:
10am EDT May 14, 2026-6pm EDT May 20, 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