Fallston, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Fallston weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast46%—97°69°—
- SundayJul 5Rain75%0.28″86°71°-11°
- MondayJul 6T-storm w/ Hail66%0.62″81°65°-5°
- TuesdayJul 7Light Drizzle24%—85°63°+4°
- WednesdayJul 8Overcast——87°59°+2°
- ThursdayJul 9Overcast50%—89°64°+2°
- FridayJul 10Light Drizzle50%—83°66°-6°
AQI 43 (Good), driven by PM2.5. AQI projected to climb to 69 over the next 6 hours. PM2.5 at 9.3 µg/m³ (AQI 51) with a 0.98 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 41 now. With UV 3.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 14 around 1 PM.
- Present
- AQI 41
- UV peak
- 3.7 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 14
PM × Wind × Precip
PM2.5 at 9.3 µg/m³ (AQI 51) with a 0.98 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.98
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 11:16 PM
- Moonset
- 10:24 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Fallston at a glance
- Today vs. normal: 8°F above the seasonal normal for this latitude
- Last frost: April 20 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Fallston
- Sat97°69°46%
- Sun86°71°75%
- Mon81°65°66%
- Tue85°63°24%
- Wed87°59°9%
- Thu89°64°50%
- Fri83°66°50%
- Sat87°65°33%
- Sun82°62°25%
- Mon75°57°14%
- Tue80°58°14%
- Wed87°65°23%
- Thu91°66°22%
- Fri89°69°26%
- Sat84°68°32%
- Sun86°64°25%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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 — Fallston
SPC has placed Fallston in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 Fallston
- 15066