Big Tank, NM Weather Forecast
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Big Tank Weather Forecast
| REST OF TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Partly Cloudy | Isolated Showers | Chance of T-Storm | Thunderstorms | Thunderstorms | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of T-Storm |
| Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C | Hi: 65°FHi: 18°C Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Hi: 71°FHi: 22°C Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C Lo: 55°FLo: 13°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C |
| POP: 20% | POP: 50% | POP: 90% | POP: 100% | POP: 80% | POP: 80% | POP: 90% | POP: 40% | POP: 40% | POP: 20% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1232 PM MDT Mon Sep 21 2026 

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Issued: 1208 AM MDT Tue Sep 22 2026
Key Messages
Issued at 1142 PM MDT Mon Sep 21 2026- A dangerous surge of monsoon moisture will bring widespread heavy rain Tuesday through Thursday with a good chance for scattered occurrences of flash flooding, as well as some main stem river and tributary flooding.
- The monsoon moisture surge will continue at a less intense pace Friday with a continued threat of locally heavy rainfall, even as rain amounts begin to trend downward.
- A drying and warming trend will begin this weekend.
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