| NWS Forecast for: Grand Island NY Issued by: National Weather Service Buffalo, NY Last Update: 2:22 pm EDT May 15, 2026 | |
| Tonight: Mostly cloudy, then gradually becoming clear, with a low around 9. South wind 11 to 18 km/h. Saturday: A chance of showers, with thunderstorms also possible after 2pm. Increasing clouds, with a high near 23. Southwest wind 14 to 24 km/h, with gusts as high as 42 km/h. Chance of precipitation is 40%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms. Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 12. Southwest wind 10 to 18 km/h. Chance of precipitation is 40%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms. Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 24. Calm wind. Sunday Night: Mostly cloudy, with a low around 14. East wind 3 to 8 km/h. Monday: Mostly sunny, with a high near 29. Southwest wind 10 to 16 km/h. Monday Night: Mostly clear, with a low around 18. South wind 11 to 13 km/h. Tuesday: Mostly sunny, with a high near 27. Southwest wind 16 to 23 km/h, with gusts as high as 40 km/h. Tuesday Night: A chance of showers. Mostly cloudy, with a low around 16. Chance of precipitation is 40%. Wednesday: A chance of showers. Partly sunny, with a high near 22. Chance of precipitation is 40%. Wednesday Night: Mostly cloudy, with a low around 9. Thursday: Mostly sunny, with a high near 18. Thursday Night: Partly cloudy, with a low around 8. Friday: Partly sunny, with a high near 19. | |
| Grand Island NY 43.03°N 78.97°W (Elev. 597 m) | |
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