Weather WorldAdelphi, OH Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Adelphi Weather Forecast
| TODAY | TONIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  | | |  |  | |  |  |  | | |
| Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Clearing | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear |
| Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 70°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C |
| POP: 50% | POP: 60% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 405 AM EDT Sun Sep 06 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: 146 PM EDT Sun Sep 6 2026
Key Messages
1) Tranquil weather with a warming trend to start the week. A cold front will then move through Wednesday night into Thursday.
Discussion
... KEY MESSAGE 1) High pressure centered over the Great Lakes will gradually shift east and off the coast by Tuesday. As this occurs, winds will slowly come around to southerly. Until then, a dry airmass will remain in place with just some diurnal cumulus. Temperatures will be warming with each day as heights rise due to another expanding mid level ...