Weather WorldLewiston Lake, NM 7-Day Night Weather Forecast
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Lewiston Lake, NM Weather Forecast
Lewiston Lake, NM Weather Forecast Date: 202 AM MDT Tue Aug 18 2026
The area/counties/county of: Roosevelt County, including the city of Portales.or toggle through each period.
Rest of Tonight... Mostly clear. Lows in the upper 60s. Southwest winds around 15 mph.
Tuesday... Hot, sunny. Highs in the upper 90s. Southwest winds around 15 mph.
Tuesday Night... Mostly clear. Lows in the upper 60s. South winds 15 to 20 mph.
Wednesday... Mostly sunny. Hot with highs around 100. Southwest winds around 15 mph in the morning.
Wednesday Night... Partly cloudy. Isolated showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 60s. Chance of rain 20%.
Thursday... Partly cloudy in the morning, then becoming mostly sunny. Hot with highs in the upper 90s.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Chance of rain 20%.
Friday... Mostly clear. Hot. Highs in the upper 90s. Lows in the upper 60s.
Saturday... Mostly clear. Hot. Highs in the upper 90s. Lows in the upper 60s.
Sunday... Mostly clear. Hot. Highs in the upper 90s. Lows in the upper 60s.
POP = Probability of Precipitation
Lewiston Lake Radar Loop
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