Today
Summit, South Dakota
Tomorrow
47°
HIGH
35°
LOW
Friday
43°
29°
Saturday
48°
28°
Sunday
58°
77.47%
76.00%
74.95%
72.15%
70.80%
68.53%
68.09%
63.59%
61.02%
59.96%
59.88%
47.12%
11.4% of Foreca/Vaisala's high temperature forecasts for Summit were exactly right last year.
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