National Weather Service

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Mostly Cloudy

70°F

21°C

Humidity	73%
Wind Speed	Calm
Barometer	29.97 in
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Last update	18 May 2:15 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles SE Sinnamahoning PA

This Afternoon
High: 67 °F
Showers
Tonight
Low: 55 °F
Chance
T-storms then
Patchy Fog
Sunday
High: 78 °F
Patchy Fog
then Partly
Sunny
Sunday Night
Low: 54 °F
Partly Cloudy
then Patchy
Fog
Monday
High: 81 °F
Patchy Fog
then Mostly
Sunny
Monday Night
Low: 57 °F
Mostly Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 60 °F
Mostly Clear
Wednesday
High: 84 °F
Sunny then
Chance
T-storms

Detailed Forecast

This Afternoon

Showers and possibly a thunderstorm. High near 67. Southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55. Southeast wind around 5 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.

Sunday

Patchy fog before 9am. Otherwise, partly sunny, with a high near 78. Light northeast wind.

Sunday Night

Patchy fog after 4am. Otherwise, partly cloudy, with a low around 54. Light east wind.

Monday

Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

Monday Night

Mostly clear, with a low around 57.

Tuesday

Sunny, with a high near 83.

Tuesday Night

Mostly clear, with a low around 60.