Big Run, Pennsylvania Weather
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Weather Forecast for Big Run, Pennsylvania : Jefferson County
Issued: 10:05 am EDT Jul 6, 2025 Latitude: 40.9670078 Longitude: -78.8783657 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Sunny on This Afternoon Mostly Clear on Tonight 60% chance of thunderstorms on Monday 30% chance of thunderstorms on Tuesday Partly Sunny on Wednesday 50% chance of thunderstorms on Thursday 60% chance of thunderstorms on Friday 60% chance of thunderstorms on Saturday
High: 89°F Low: 68°F High: 89°F High: 82°F High: 84°F High: 81°F High: 82°F High: 84°F
Low: 68°F Low: 62°F Low: 65°F Low: 65°F Low: 66°F  
Sunny Mostly Clear Thunderstorms Thunderstorms Partly Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
DUBOIS - (KDUJ)
82°
Mostly Clear
as of 11:53 AM EDST
Rel. Humidity: 54%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Few at 3800ft
Current Conditions at
STEWART FIELD - (KIDI)
84°
Clear
as of 12:15 PM EDST
Rel. Humidity: 58%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
7 MPH
Cloud Level(s): Clear
Current Conditions at
JOHNSTOWN - (KJST)
81°
Clear
as of 11:54 AM EDST
Rel. Humidity: 54%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
9 MPH
220° Southwest
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 89. Southwest wind around 7 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 68. Light south wind.
60% chance of thunderstorms Monday Monday... Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 89. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Monday Night Monday Night... Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Patchy fog after midnight. Otherwise, partly cloudy, then becoming cloudy toward daybreak, with a low around 68. Light west wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
30% chance of thunderstorms Tuesday Tuesday... A chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 82. West wind 3 to 7 mph. Chance of precipitation is 30%.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 62.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 84.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 65.
50% chance of thunderstorms Thursday Thursday... A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
60% chance of thunderstorms Friday Friday... Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
60% chance of thunderstorms Friday Night Friday Night... Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
60% chance of thunderstorms Saturday Saturday... Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Current Radar Image


Sun Almanac for Big Run, Pennsylvania
Sunrise: 05:50 AM
Sunset: 8:50 PM
Civil Sunrise:05:17 AM
Civil Sunset: 9:23 PM
Nautical Sunrise: 04:35 AM
Nautical Sunset: 10:06 PM
Astro Sunrise: 03:46 AM
Astro Sunset: 10:55 PM
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