Weather World
The Lagoon, MO Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
The Lagoon Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  | | |  | |  | |  |  |  | |
| Chance of Showers | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Sunny | Clear | Sunny |
| Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C Lo: 55°FLo: 13°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C |
| POP: 20% | POP: 50% | POP: 20% | POP: 90% | POP: 100% | POP: 100% |
POP = Probability of Precipitation.
Weather Outlook Updated: 242 AM CDT Tue Sep 29 2026 
The Lagoon Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
The Lagoon Weather Map
The Lagoon Quick Facts
The Lagoon Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 245 AM CDT Tue Sep 29 2026
Key Messages
- Several rounds of showers and storms are expected (>95% chance for accumulating rainfall) across the forecast area today through Thursday night. Heavy rainfall and flooding will be possible.
Discussion
... Issued at 243 AM CDT Tue Sep 29 2026
The main concern this forecast period will revolve around the potential for several rounds of rain today through Thursday night possibly leading to flooding. Today, an upper level ridge that has built over the region will flatten out as a upper lev...