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

Hazardous Weather Conditions

Current conditions at

Washington County Airport (KAFJ)

Lat: 40.14°NLon: 80.29°WElev: 1184ft.

Fair

63°F

17°C

Humidity 23%
Wind Speed E 5 mph
Barometer 30.54 in (1034.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 18 Oct 4:56 pm EDT
Extended Forecast for

Prosperity PA

Frost Advisory October 19, 01:00am until October 19, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Patchy frost after 4am. Otherwise, clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Monday

    Monday: Areas of frost before 9am. Otherwise, sunny, with a high near 64. Light northeast wind.

    High: 64 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • Tuesday

    Tuesday: Patchy frost before 9am. Otherwise, sunny, with a high near 65. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 65 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy frost before 9am. Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy frost after 4am. Otherwise, clear, with a low around 34. Calm wind.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 64. Light northeast wind.
Monday Night
Clear, with a low around 34. Calm wind.
Tuesday
Patchy frost before 9am. Otherwise, sunny, with a high near 65. Calm wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 36. Calm wind.
Wednesday
Patchy frost before 9am. Otherwise, sunny, with a high near 65.
Wednesday Night
Clear, with a low around 35.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosperity PA
 40.04°N 80.27°W (Elev. 1138 ft)
Last Update:
2:21 pm EDT Oct 18, 2026
Forecast Valid:
5pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
 
Forecast Discussion
 
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