Grantville, KS Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Grantville Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Chance of T-Storm | Chance of Showers | Mostly Cloudy | Mostly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy |
| Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C |
| POP: 20% | POP: 20% | POP: 70% | POP: 90% | POP: 80% | POP: 80% | POP: 70% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 732 AM CDT Sun Sep 27 2026 

Grantville Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Grantville Weather Map
Grantville Quick Facts
Grantville Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 606 AM CDT Sun Sep 27 2026
Key Messages
- Scattered showers taper off today. Then mostly dry through Monday night.
- Still expecting several rounds of rain Tuesday through Thursday, with the heaviest rain likely late Wednesday into Thursday. Widespread 1-3" totals, along with locally higher amounts that could lead to flooding.
- Mild temperatures persist. Highs stay near average, lows above average.
Discussion
... Issued at 330 AM CDT Sun Sep 27 2026
Water vapor imagery this morning shows a weak, elongated trough axis over the east...
Weather World