Weather WorldGreat Falls Park, VA Weather Forecast
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Great Falls Park Weather Forecast
| REST OF TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
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| Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Partly Cloudy |
| Hi: 85°FHi: 29°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C |
| POP: 20% | POP: 50% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1056 AM EDT Wed Aug 26 2026 
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Issued: 1035 AM EDT Wed Aug 26 2026
Key Messages
- 1) Increasing risk for severe thunderstorms amidst increasingly warm and humid conditions ahead of an approaching cold front.
- 2) Drier conditions heading into the weekend, with increasingly hot & humid conditions at the start of next week.
Discussion
... KEY MESSAGE 1...Increasing risk for severe thunderstorms amidst increasingly warm and humid conditions ahead of an approaching cold front.
Today marks a shift in the weather pattern from recent days as high pressure pushes offshore. Thi...