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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

41°F

5°C

Humidity 93%
Wind Speed N 5 mph
Barometer 30.17 in (1022.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 16 Oct 7:53 am EDT
Extended Forecast for

Monessen PA

Freeze Watch October 17, 02:00am until October 17, 09:00am
Frost Advisory October 16, 08:32am until October 16, 09:00am
Click here for hazard details and duration
Freeze Watch
...
  •  
    Frost Advisory October 16, 08:32am until October 16, 09:00am

    NOW until 9:00am Thu

    Frost Advisory

  • Today

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, clear, with a low around 33. North wind around 6 mph becoming calm in the evening.

    Low: 33 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 63. Calm wind.

    High: 63 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%.

    Low: 44 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 8am. Partly sunny, with a high near 75. Light southeast wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 8am. High near 74. Breezy. Chance of precipitation is 80%.

    High: 74 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 62. Light northwest wind becoming north 5 to 10 mph in the morning.
Tonight
Patchy frost after 3am. Otherwise, clear, with a low around 33. North wind around 6 mph becoming calm in the evening.
Friday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 63. Calm wind.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 75. Light southeast wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 74. Breezy. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 62. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
A chance of showers. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monessen PA
 40.14°N 79.88°W (Elev. 1086 ft)
Last Update:
7:00 am EDT Oct 16, 2025
Forecast Valid:
8am EDT Oct 16, 2025-6pm EDT Oct 22, 2025
 
Forecast Discussion
 
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Additional Resources

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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