Big Run, Pennsylvania Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Big Run weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Showers78%0.57″87°64°—
- SundayJul 5Light Drizzle49%0.03″85°66°-2°
- MondayJul 6Thunderstorm79%0.01″78°67°-7°
- TuesdayJul 7T-storm w/ Hail58%—74°65°-4°
- WednesdayJul 8Drizzle18%0.03″76°64°+2°
- ThursdayJul 9Drizzle19%0.01″83°62°+7°
- FridayJul 10Light Drizzle71%0.02″72°63°-11°
AQI 59 (Moderate), driven by Ozone. AQI up 9 over the last 6 hours (gradual rise). Ozone at AQI 43. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 43. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 43
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:34 PM
- Moonset
- 11:25 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Big Run at a glance
- Today vs. normal: 70°F — typical for the season
- Last frost: April 22 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 15715
16-Day Forecast — Big Run
- Sat87°64°78%
- Sun85°67°49%
- Mon78°67°79%
- Tue74°65°58%
- Wed76°64°18%
- Thu83°62°19%
- Fri72°63°71%
- Sat81°56°37%
- Sun79°53°25%
- Mon81°51°33%
- Tue79°57°28%
- Wed81°59°41%
- Thu80°54°33%
- Fri88°56°42%
- Sat86°63°52%
- Sun76°67°39%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Big Run
SPC has placed Big Run in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Big Run
- 15715