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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Mostly Cloudy

71°F

22°C

Humidity 76%
Wind Speed E 7 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Aug 9:56 am EDT
Extended Forecast for

Hummelstown PA

  • Today

    Today: Partly sunny, with a high near 80. East wind around 7 mph.

    Partly Sunny

    High: 80 °F

  • Tonight

    Tonight: A chance of showers or drizzle after 2am.  Mostly cloudy, with a low around 66. East wind around 5 mph.  Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Showers

    Low: 66 °F

  • Tuesday

    Tuesday: A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce gusty winds and heavy rain.  Cloudy, with a high near 79. Southeast wind around 8 mph.  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
    Heavy Rain

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers after 2am. Some of the storms could produce gusty winds and heavy rain.  Cloudy, with a low around 69. South wind 6 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 69 °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. West wind 7 to 10 mph.  Chance of precipitation is 30%.

    Chance
    Showers then
    Slight Chance
    T-storms

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Partly Cloudy

    Low: 60 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 58.

    Mostly Clear

    Low: 58 °F

  • Friday

    Friday: Sunny, with a high near 81.

    Sunny

    High: 81 °F

Detailed Forecast

Today
Partly sunny, with a high near 80. East wind around 7 mph.
Tonight
A chance of showers or drizzle after 2am. Mostly cloudy, with a low around 66. East wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce gusty winds and heavy rain. Cloudy, with a high near 79. Southeast wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers after 2am. Some of the storms could produce gusty winds and heavy rain. Cloudy, with a low around 69. South wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half 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. West wind 7 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Hummelstown PA
 40.26°N 76.73°W (Elev. 335 ft)
8:52 am EDT Aug 20, 2018
10am 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