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

Hazardous Weather Conditions

Current conditions at

Pittsburgh International Airport (KPIT)

Lat: 40.48°NLon: 80.21°WElev: 1203ft.

Mostly Cloudy

69°F

21°C

Humidity 96%
Wind Speed Calm
Barometer 29.96 in (1014.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 5 Jul 10:51 pm EDT
Extended Forecast for

Rosslyn Farms PA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Patchy Fog

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 4pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Slight Chance
    T-storms and
    Areas Fog
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 11pm. Patchy fog after midnight. Low around 68. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    T-storms then
    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 67. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 69. Calm wind.
Monday
Showers and thunderstorms likely, mainly after 4pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms, mainly before 11pm. Patchy fog after midnight. Low around 68. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 67. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 83. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.
Saturday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Rosslyn Farms PA
 40.42°N 80.07°W (Elev. 912 ft)
Last Update:
11:41 pm EDT Jul 5, 2026
Forecast Valid:
11pm EDT Jul 5, 2026-6pm EDT Jul 12, 2026
 
Forecast Discussion
 
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