Weather WorldSi Flat Tank, NM 7-Day Weather Forecast
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Si Flat Tank Weather Forecast
Si Flat Tank, NM Weather Forecast Date: 227 AM MDT Sun Oct 18 2026
Weather forecast for Si Flat Tank, NM
Tonight Lo: 39°F Lo: 4°C |
Tonight... Mostly clear with a 20% chance of rain showers. Near steady temperature in the upper 30s. East winds 10 to 15 mph with gusts up to 35 mph. |
| Sun Hi: 71°FHi: 22°C Lo: 45°F Lo: 7°C |
Sunday... Mostly sunny. A slight chance of rain showers in the afternoon. Highs in the lower 70s. East winds 5 to 10 mph with gusts up to 20 mph, becoming southeast in the afternoon. Chance of rain 20%. |
Mon Hi: 71°FHi: 22°C Lo: 45°F Lo: 7°C |
Monday... Partly cloudy. A chance of showers in the morning, then showers and thunderstorms likely in the afternoon. Highs in the lower 70s. East winds around 5 mph, becoming south with gusts up to 20 mph in the afternoon. Chance of rain 70%. |
| Tue Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Tuesday... Partly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50%. |
| Wed Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Wednesday... Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50%. |
| Thu Hi: 75°FHi: 24°C Lo: 51°F Lo: 11°C |
Thursday... Showers likely with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 70%. |
Fri Hi: 69°FHi: 21°C Lo: 45°F Lo: 7°C |
Friday... Partly cloudy in the morning, then clearing. A chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 50%. |
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