Accident, Maryland Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Accident weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle35%0.01″85°68°—
- SundayJul 5Overcast41%—84°67°-1°
- MondayJul 6Thunderstorm82%—78°65°-6°
- TuesdayJul 7Light Showers53%—76°62°-2°
- WednesdayJul 8Light Showers17%0.01″78°63°+2°
- ThursdayJul 9Light Drizzle20%0.01″85°61°+7°
- FridayJul 10Light Rain72%0.17″75°65°-10°
AQI 53 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 7.1 µg/m³, PM10 at 7.6 µg/m³ — typical background levels with no transport signature.
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 39. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 39
- UV peak
- 0.1 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 7.1 µg/m³, PM10 at 7.6 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.93
- Wind
- light
- Recent rain
- 1h in last 6h
- Pattern
- background
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
- 11:27 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Accident at a glance
- Today vs. normal: 74°F — typical for the season
- Last frost: April 14 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 21520
16-Day Forecast — Accident
- Sat85°68°35%
- Sun84°67°41%
- Mon78°65°82%
- Tue76°62°53%
- Wed78°63°17%
- Thu85°61°20%
- Fri75°65°72%
- Sat69°60°51%
- Sun72°55°34%
- Mon80°52°28%
- Tue81°58°22%
- Wed75°57°46%
- Thu81°54°53%
- Fri78°60°52%
- Sat84°62°53%
- Sun71°63°61%
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 — Accident
SPC has placed Accident 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 Accident
- 21520