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City of Weirton, West VirginiaWeirton, WV Weather Forecast
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| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Partly Sunny | Clear | Partly Sunny | Chance of T-Storm | Showers | Showers | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Showers | Showers | Showers Likely |
| Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C |
| POP: 80% | POP: 90% | POP: 80% | POP: 40% | POP: 60% | POP: 70% | POP: 70% | POP: 70% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 713 AM EDT Fri Sep 18 2026 
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Issued: 731 AM EDT Fri Sep 18 2026
Key Messages
1) Some lingering showers and thunderstorms south of I-70 today.
2) Active weather returns starting Saturday into next week that could portend to increased flood risks.
Discussion
... KEY MESSAGE 1... Expect some morning fog across the area. Some areas could see some patchy dense fog. This should begin to clear up by 15Z. The Friday period will feature a mainly dry forecast across the area with the exception of the region south of I-70. The cold front has settled south of I-70 but still...