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Blackstone Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  | |  |  |  |  | | | | |
| Chance of T-Storm | Chance of T-Storm | Rain | Chance of Rain | Chance of Showers | Partly Cloudy | Mostly Sunny | Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear |
| Hi: 75°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C |
| POP: 90% | POP: 90% | POP: 80% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 445 AM EDT Tue Sep 22 2026 
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Issued: 631 AM EDT Tue Sep 22 2026
Key Messages
1) Rain is expected to become more widespread today as a front lingers across the area.
2) Strong onshore flow, cooler temperatures, and rainy conditions will continue on Wednesday. Rain chances gradually shift east Thursday, potentially making for a dry end to the week. Gusty winds will persist.
3) Widespread moderate to locally major tidal flooding (inundation of 2-3 feet AGL in vulnerable areas) is likely by the Wednesday afternoon/evening high tide due to strong northeast winds. Ti...