Fort Ritchie, Maryland Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Fort Ritchie weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Heavy Rain61%1.8″89°69°—
- MondayJul 6Heavy Drizzle41%0.06″79°70°-10°
- TuesdayJul 7Rain48%0.48″70°61°-9°
- WednesdayJul 8Drizzle29%0.04″67°60°-3°
- ThursdayJul 9Drizzle57%—87°65°+20°
- FridayJul 10Drizzle38%0.01″80°65°-7°
- SaturdayJul 11Overcast27%—78°64°-2°
AQI 81 (Moderate), driven by Ozone. AQI up 44 in the last 6 hours — air quality is degrading. Ozone at AQI 68 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
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 68 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 68
- UV peak
- 0.6 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 68
PM × Wind × Precip
PM2.5 at 12.0 µg/m³, PM10 at 12.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.94
- Wind
- calm
- 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
- 11:27 PM
- Moonset
- 11:20 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Fort Ritchie at a glance
- Today vs. normal: 17°F above the seasonal normal for this latitude
- Last frost: April 14 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Fort Ritchie
- Sun89°69°61%
- Mon79°70°41%
- Tue70°61°48%
- Wed67°60°29%
- Thu87°65°57%
- Fri80°65°38%
- Sat78°64°27%
- Sun76°63°25%
- Mon85°63°24%
- Tue66°59°13%
- Wed72°61°14%
- Thu77°58°27%
- Fri81°62°27%
- Sat80°60°27%
- Sun78°62°27%
- Mon68°63°31%
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 — Fort Ritchie
SPC has placed Fort Ritchie 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 Fort Ritchie
- 21719