Threat For Severe Thunderstorms For The Mid Atlantic And Northeast; Hurricane Lane Continues Westward Across the Central Pacific

Showers and thunderstorms will impact the Mid Atlantic and Northeast U.S. on Tuesday. Some of the storms could produce damaging winds, large hail, and heavy rainfall. Localized flooding will be possible. The major I-95 cities from Washington D.C. to New York could be impacted. Major Hurricane Lane will turn northwest and could impact the Hawaiian Islands late week and into the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

70°F

21°C

Humidity 87%
Wind Speed SE 6 mph
Barometer 30.00 in (1015.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 21 Aug 12:53 am EDT
Extended Forecast for

West Mifflin PA

  • Overnight

    Overnight: A chance of showers before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers after 5am.  Mostly cloudy, with a low around 70. Southeast wind around 8 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    Low: 70 °F

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms after 11am.  High near 80. South wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    T-storms
    Likely then
    T-storms

    High: 80 °F

  • Tuesday
    Night

    Tuesday Night: Showers and thunderstorms before 8pm, then showers likely.  Low around 64. Southwest wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    T-storms then
    Chance
    Showers

    Low: 64 °F

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 3pm.  Mostly cloudy, with a high near 73. West wind 9 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 73 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm.  Partly cloudy, with a low around 56. Northwest wind 5 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Partly Cloudy

    Low: 56 °F

  • Thursday

    Thursday: Sunny, with a high near 73.

    Sunny

    High: 73 °F

  • Thursday
    Night

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

    Mostly Clear

    Low: 55 °F

  • Friday

    Friday: Sunny, with a high near 77.

    Sunny

    High: 77 °F

  • Friday
    Night

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

    Partly Cloudy

    Low: 63 °F

Detailed Forecast

Overnight
A chance of showers before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 70. Southeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, then showers and thunderstorms after 11am. High near 80. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and thunderstorms before 8pm, then showers likely. Low around 64. Southwest wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 73. West wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 56. Northwest wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A chance of showers after 1pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Click Map For Forecast
Point Forecast:
West Mifflin PA
 40.36°N 79.91°W (Elev. 1017 ft)
1:21 am EDT Aug 21, 2018
2am EDT Aug 21, 2018-6pm EDT Aug 27, 2018
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database