Fig. 2. Biweekly precipitation sums and mean daily air temperatures for 1993 and 1994. There were only minor variations between data from the four weather stations so only data from the Ames 8wsw station are presented. Annual precipitation for 1993 was 1435.6 mm (172% of 30-yr normal, 100th percentile within 105 yr, 1893–1998) and for 1994, 719 mm (86% of 30-yr normal, 37.1th percentile within 105 yr, 1893–1998). The 30-yr normal is 836 mm.

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