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Westport, South Dakota

Current conditions and the National Weather Service 7-day forecast for Westport, South Dakota — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 64°F. Sunday Aug 30: a high near 85°F and a low around 59°F. The wettest day looks like Sunday Aug 30, near 0.15 in. Highs over the period run 81°F to 86°F.

National Weather Service forecast for Westport, South Dakota
DayHighLowPrecip
Saturday Aug 2964°
Sunday Aug 3085°59°0.15 in
Monday Aug 3183°57°
Tuesday Sep 181°58°
Wednesday Sep 284°61°
Thursday Sep 385°61°
Friday Sep 486°64°
Saturday Sep 584°

NOAA NWS NDFD 2.5 km, run 2026-08-30 03:00 UTC · days are local time in America/Chicago. The live page updates continuously.

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