Big Lake, MS Weather Forecast
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| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
| Chance of T-Storm | Chance of T-Storm | Patchy Fog | Partly Cloudy | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Sunny | Mostly Clear | Mostly Clear |
| Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Hi: 99°FHi: 37°C Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C Lo: 71°FLo: 22°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C |
| POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 126 PM CDT Sat Sep 12 2026 

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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 322 PM CDT Sat Sep 12 2026
Key Messages
- Dangerous levels of heat stress will continue to be the primary concern through early this week.
Discussion
... Issued at 300 PM CDT Sat Sep 12 2026
Remainder of this weekend: As anticipated previously, storms have developed along a boundary extending from central AR southeast across northern portions of our forecast area. A favorable environment for strong/severe microbursts with vertical totals near 27 deg C and DCAPE near 1500 j/kg is supporting few intense storms with marginally sev...
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