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Johnson Square Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear |
| Hi: 79°FHi: 26°C | Lo: 71°FLo: 22°C | Hi: 81°FHi: 27°C | Lo: 75°FLo: 24°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C |
| POP: 50% | POP: 90% | POP: 100% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 537 AM EDT Fri Oct 09 2026 
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Issued: 754 AM EDT Fri Oct 9 2026
Key Messages
- 1) Moderate to Major coastal flooding expected with the Saturday morning high tide, with additional coastal flooding possible through the weekend.
- 2) Hurricane Isaias is expected to approach the northern Gulf Coast late today, before shifting across the Deep South on Saturday. Although the center of the storm will remain well west of the region, heavy rainfall is likely across Southeast Georgia and the South Carolina Lowcountry this weekend. Flash and urban flooding is possible.
- 3) A...