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Arlington Reservoir Weather Forecast
| REST OF TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT |
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| Patchy Fog | Mostly Sunny | Partly Cloudy | Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C Lo: 69°FLo: 21°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C Lo: 65°FLo: 18°C |
| POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 103 AM EDT Tue Aug 25 2026 
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Issued: 729 PM EDT Mon Aug 24 2026
Key Messages
- Mainly dry and seasonable conditions, outside of a stray shower this afternoon and Tuesday afternoon.
- Main risk for a round of scattered showers and a few thunderstorms will be sometime late Thu/Thu night into Fri with summerlike humidity. Mainly dry & seasonable weather favored for the weekend.
Discussion
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KEY MESSAGE 1...Mainly dry and seasonable conditions, outside of a stray shower this afternoon and Tuesday afternoon.
The synoptic setup for the next several days is as follows. A ...