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Coles Run Reservoir Weather Forecast
| OVERNIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | |  |  |  | | | |  |  |
| Isolated Showers | Mostly Cloudy | Patchy Fog | Patchy Fog | Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Cloudy | Chance of Showers |
| Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C |
| POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 225 AM EDT Mon Sep 28 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 947 PM EDT Sun Sep 27 2026
Key Messages
- 1) A Nor`easter will begin weaken tonight as it departs to the northeast Monday.
- 2) Warm and tranquil weather is expected for the middle of the week before rain chances return by late in the work week.
Discussion
... KEY MESSAGE 1...A Nor`easter will begin weaken tonight as it departs to the northeast Monday.
The Nor`easter will start weakening tonight as it pivots near the Delaware Bay. This will lead to decreasing rain chances tonight, although some patches of light rain or drizzle ma...