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

Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Mostly Cloudy

68°F

20°C

Humidity 83%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 7:35 am EDT
Extended Forecast for

5 Miles N Sinnamahoning PA

Heat Advisory June 18, 12:00pm until June 18, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Sunny and hot, with a high near 93. Light and variable wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, mostly clear, with a low around 68. Calm wind. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 95. Heat index values as high as 100. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 69. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 30%.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly between 4pm and 5pm. Sunny and hot, with a high near 93. Light and variable wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, mostly clear, with a low around 68. Calm wind. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 95. Heat index values as high as 100. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. 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, mainly before 7pm. Partly cloudy, with a low around 69. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 70.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Sinnamahoning PA
 41.45°N 78.04°W (Elev. 1073 ft)
Last Update:
5:38 am EDT Jun 17, 2024
Forecast Valid:
7am EDT Jun 17, 2024-6pm EDT Jun 23, 2024
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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