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Mcnew South Tank, NM Weather Forecast
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Mcnew South Tank Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  | | |  |  | | | | |  |
| Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Mostly Clear | Chance of T-Storm | Clearing |
| Hi: 103°FHi: 39°C | Lo: 71°FLo: 22°C | Hi: 101°FHi: 38°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 69°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 70°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 70°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 70°FLo: 21°C | Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C |
| POP: 20% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 406 AM MDT Tue Aug 25 2026 
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Issued: 525 AM MDT Tue Aug 25 2026
Key Messages
Updated at 520 AM MDT Tue Aug 25 2026- Above normal temperatures across southern New Mexico and far west Texas through the week ahead. Lowland highs will range upper 90s to 105, which will approach daily records.
- Very limited thunderstorm chances in the mountains for today and Wednesday. Staying dry elsewhere.
- Slight chances for thunderstorms return to the lowlands from Thursday into the weekend.
Discussion
... Issued at 1030 PM MDT Mon Aug 24 2026
The heat dome will sit right over south...