Webster, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Webster weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain32%0.44″98°70°—
- SundayJul 5Light Rain82%0.07″89°73°-9°
- MondayJul 6T-storm w/ Hail74%0.02″82°67°-7°
- TuesdayJul 7Foggy33%—82°64°0°
- WednesdayJul 8Overcast13%—85°59°+3°
- ThursdayJul 9Light Drizzle50%—88°66°+3°
- FridayJul 10Heavy Drizzle55%—81°66°-7°
AQI 71 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 32.5 µg/m³ (AQI 95) with a 0.97 fine-to-coarse ratio and 5 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 33 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 around 1 PM.
- Present
- AQI 33
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 15
PM × Wind × Precip
PM2.5 at 32.5 µg/m³ (AQI 95) with a 0.97 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.97
- Wind
- light
- 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
- 11:13 PM
- Moonset
- 10:23 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Webster at a glance
- Today vs. normal: 8°F above the seasonal normal for this latitude
- Last frost: April 17 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 15087
16-Day Forecast — Webster
- Sat98°70°32%
- Sun89°73°82%
- Mon82°67°74%
- Tue82°64°33%
- Wed85°59°13%
- Thu88°66°50%
- Fri81°66°55%
- Sat84°68°43%
- Sun81°64°35%
- Mon74°59°20%
- Tue78°59°19%
- Wed88°66°23%
- Thu91°67°35%
- Fri87°69°52%
- Sat82°69°45%
- Sun86°67°38%
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 — Webster
SPC has placed Webster in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- 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 Webster
- 15087
- 15012