Weather WorldWeir, MS Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weir Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | | |  | | |  | | | |  |
| Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Clear | Mostly Clear | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Clearing | Chance of Showers |
| Lo: 70°FLo: 21°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C |
| POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 126 AM CDT Mon Sep 07 2026 
Weir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Weir Weather Map
Weir Quick Facts
Weir Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 102 AM CDT Mon Sep 7 2026
Key Messages
- There is a marginal risk (level 1 of 5) for severe storms into this evening.
- Dangerous heat stress will persist across much of the area through Monday.
Discussion
... Issued at 118 PM CDT Sun Sep 6 2026
Another hot and humid afternoon is underway, with heat indices now in the 105-110F range across much of the northern 2/3rd of the area. Areas further south got a later start due to morning low clouds, but they are into the 100-105F range and climbing. A weak cold front is approaching fro...