Midwest Heavy Rain and Severe Storms; Poor Air Quality and Elevated Fire Threats In the Northwest; Hurricane Lane Rolls Through Central Pacific

An area of low pressure is expected to lift up through the Midwest and intensify, while producing possible excessive rainfall and severe storms across the Mississippi Valley into the Ohio/Tennessee Valleys. Smoke from wildfires will continue to create poor air quality across parts of Western region. Hurricane Lane continues to move west through the Central Pacific, well east-southeast of Hawaii. Read More >

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Overcast

68°F

20°C

Humidity 84%
Wind Speed E 3 mph
Barometer 30.10 in (1018.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Aug 12:53 am EDT
Extended Forecast for

Herndon PA

  • Overnight

    Overnight: A slight chance of drizzle before 2am.  Patchy fog after 2am.  Otherwise, cloudy, with a low around 62. Calm wind.

    Slight Chance
    Drizzle and
    Patchy Fog

    Low: 62 °F

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.

    Patchy Fog
    then Partly
    Sunny

    High: 81 °F

  • Monday
    Night

    Monday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 65. Southeast wind 3 to 5 mph.  Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Showers

    Low: 65 °F

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly after 2pm. Some of the storms could produce gusty winds and heavy rain.  High near 79. Southeast wind around 8 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: Showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Some of the storms could produce heavy rain.  Low around 67. Southwest wind 5 to 7 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Heavy Rain

    Low: 67 °F

  • Wednesday

    Wednesday: A chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm.  Partly sunny, with a high near 81. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Slight Chance
    T-storms

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Partly Cloudy

    Low: 58 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 55.

    Mostly Clear
    then Patchy
    Fog

    Low: 55 °F

Detailed Forecast

Overnight
A slight chance of drizzle before 2am. Patchy fog after 2am. Otherwise, cloudy, with a low around 62. Calm wind.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 65. Southeast wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms, mainly after 2pm. Some of the storms could produce gusty winds and heavy rain. High near 79. Southeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Some of the storms could produce heavy rain. Low around 67. Southwest wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Sunny, with a high near 78.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 55.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Herndon PA
 40.72°N 76.85°W (Elev. 397 ft)
10:32 pm EDT Aug 19, 2018
1am EDT Aug 20, 2018-6pm EDT Aug 26, 2018
 
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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