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Richardson, VA Weather Forecast
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Richardson Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  |  | |  | | | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Clear | Partly Sunny | Mostly Clear | Mostly Sunny | Clear | Sunny | Clear | Sunny | Clear |
| Hi: 85°FHi: 29°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C |
| POP: 60% | POP: 70% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 945 AM EDT Sat Sep 12 2026 
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Issued: 742 AM EDT Sat Sep 12 2026
Key Messages
1) Unsettled and humid through Sunday as a frontal boundary lifts north later today, followed by a cold frontal passage late Sunday. Numerous showers, thunderstorms, and localized heavy rain today-tonight, with scattered showers/storms Sunday.
2) Mainly dry with seasonable temperatures and significantly lower humidity Monday-Wednesday. Temperatures warm back above normal late in the week an upper ridge builds back into the region.
Discussion
... As of 355 AM EDT Saturday...
KEY MESSAGE 1...