Weather WorldBrandywine, PA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Brandywine Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | | | | | | | | |  |  |
| Clear | Sunny | Mostly Clear | Sunny | Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Sunny |
| Lo: 41°FLo: 5°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 401 PM EDT Thu Oct 22 2026 
Brandywine Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Brandywine Weather Map
Brandywine Quick Facts
Brandywine Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 305 PM EDT Thu Oct 22 2026
Key Messages
1. Subtropical Storm Josephine located well off the Mid-Atlantic coast will continue to move off to the northeast through the end of the week, with coastal impacts and hazardous marine conditions gradually dwindling.
2. Elevated tide cycles persist due to Subtropical Storm Josephine well of the coast resulting in widespread minor coastal flooding continuing in Ocean County, NJ and Sussex County, DE.
3. Frost and freeze impacts possible Friday night and Saturday night where the growing ...