Big Run, PA Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Big Run, PA in one place.
Partly sunny, with a high near 73. Southeast wind around 14 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Big Run, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 18, 2026 6:55 PM EDT.
The active forecast window currently covers Apr 18 to Apr 24, 2026 for Big Run, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 18, 2026 6:55 PM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Big Run
Friday looks like the warmest upcoming period in Big Run at 75 degrees F.
Monday Night is the coolest period ahead with temperatures near 28 degrees F.
The strongest winds are forecast for Tonight at about 6 to 16 mph S.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 6:55 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CTP
- Radar station
- KCCX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain showers likely. Mostly cloudy. Low around 43, with temperatures rising to around 53 overnight. South wind 6 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers before noon. Mostly cloudy, with a high near 54. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of rain showers between 8pm and 2am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 36. West wind 6 to 12 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Areas of frost and a slight chance of snow showers before 8am. Mostly sunny, with a high near 46. Northwest wind 8 to 12 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Mostly clear, with a low around 28.
Sunny, with a high near 54.
A chance of rain showers after 8pm. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
A chance of rain showers before 2pm. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Partly cloudy, with a low around 41.
Sunny, with a high near 70.
Mostly clear, with a low around 49.
Mostly sunny, with a high near 75.
A slight chance of rain showers after 8pm. Partly cloudy, with a low around 51.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 18
|
Partly Sunny
|
73°F |
14 mph
SE
|
|
Tonight
Apr 18
|
Rain Showers Likely
|
43°F |
6 to 16 mph
S
|
|
Sunday
Apr 19
|
Rain Showers then Mostly Cloudy
|
54°F |
15 mph
NW
|
|
Sunday Night
Apr 19
|
Slight Chance Rain Showers then Slight Chance Rain And Snow Showers
|
36°F |
6 to 12 mph
W
|
|
Monday
Apr 20
|
Areas Of Frost then Mostly Sunny
|
46°F |
8 to 12 mph
NW
|
|
Monday Night
Apr 20
|
Mostly Clear
|
28°F |
2 to 10 mph
NW
|
|
Tuesday
Apr 21
|
Sunny
|
54°F |
2 to 8 mph
W
|
|
Tuesday Night
Apr 21
|
Chance Rain Showers
|
40°F |
8 mph
S
|
|
Wednesday
Apr 22
|
Chance Rain Showers
|
65°F |
8 mph
W
|
|
Wednesday Night
Apr 22
|
Partly Cloudy
|
41°F |
5 to 8 mph
N
|
|
Thursday
Apr 23
|
Sunny
|
70°F |
6 mph
NW
|
|
Thursday Night
Apr 23
|
Mostly Clear
|
49°F |
6 mph
E
|
|
Friday
Apr 24
|
Mostly Sunny
|
75°F |
3 to 8 mph
N
|
|
Friday Night
Apr 24
|
Slight Chance Rain Showers
|
51°F |
8 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Big Run.