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Gretna Weather Forecast
Gretna, SD Weather Forecast Date: 1022 PM CDT Thu Sep 24 2026
Weather forecast for Gretna, SD
Tonight Lo: 59°F Lo: 15°C |
Tonight... Mostly cloudy. Areas of fog. Near steady temperature in the upper 50s. East winds around 5 mph. |
Fri Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Friday... Areas of fog in the morning. Cloudy with a slight chance of drizzle. Highs in the mid 60s. Southeast winds 15 to 20 mph. |
Sat Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Saturday... Cloudy. Highs around 70. Southeast winds 10 to 15 mph. |
Sun Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Sunday... Partly sunny. Highs in the lower 70s. |
Mon Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Monday... Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 70%. |
Tue Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Tuesday... Mostly cloudy with a 50% chance of showers. Highs in the lower 60s. |
Wed Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Wednesday... Partly cloudy. Highs in the lower 60s. Lows in the upper 40s. |
| Thu Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Thursday... Partly cloudy. Highs in the lower 60s. Lows in the upper 40s. |
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