Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 14 Jul 12:15 am EDT
Extended Forecast for

6 Miles SSE James City PA

  • Overnight

    Overnight: A chance of showers and thunderstorms before 2am.  Patchy fog before 2am, then patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Patchy fog before 8am.  Otherwise, cloudy, with a high near 81. Light and variable wind.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 62. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 86. Calm wind.  Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 86. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm.  Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 2am. Patchy fog before 2am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind.
Wednesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE James City PA
 41.54°N 78.79°W (Elev. 1699 ft)
10:23 pm EDT Jul 13, 2025
12am EDT Jul 14, 2025-6pm EDT Jul 20, 2025
 
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Additional Resources

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