Weather World
Adelphi, MD Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Adelphi Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT |
 |  | |  | |  |  |  | |  | | |
| Chance of T-Storm | Thunderstorms | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy |
| Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C |
| POP: 60% | POP: 70% | POP: 40% | POP: 40% | POP: 60% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 556 AM EDT Wed Sep 02 2026 
Adelphi Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Adelphi Weather Map
Adelphi Quick Facts
Adelphi Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 400 AM EDT Wed Sep 2 2026
Key Messages
- 1) Daily severe weather threat through the end of the week.
- 2) Hot and humid conditions yield likely record high minimum temperatures this week.
- 3) Heat & thunderstorms begin to decrease heading into Labor Day weekend.
Discussion
...
KEY MESSAGE 1...Daily severe weather threat through the end of the week.
Multiple rounds of thunderstorms, some likely severe with damaging winds, are likely today through Friday as upper level disturbances move from the Great Lks into the Mid Atlantic state...