Quarterly Climate Impacts and Outlook for the Missouri River Basin December 2019 – February 2020. Dated March 2020.

Seasonal temperatures for the majority of the Missouri Basin were much above normal. The main exception to this warmth was the mountainous areas of Colorado and Wyoming.  Meanwhile, precipitation varied across the region, with the largest departures occurring across eastern parts of the region.

Quarterly Climate Impacts and Outlook for the Midwest Region for September – November 2019.  Dated December 2019.

Temperatures in the region averaged below normal in the upper Midwest and above normal further southeast.  The continued wetness of 2019 persisted into the fall.  Year-to-date precipitation ranked among the top 10 in all nine states, with new records in Wisconsin, and the Midwest.

Quarterly Climate Impacts and Outlook for the Missouri River Basin September – November 2019. Dated December 2019.

Extreme temperature swings were masked by what was, overall, a largely near-normal autumn.The wet pattern continued across the northern tier of the Missouri River Basin. Overall, autumn 2019 was one of the wettest on record for North Dakota (wettest), South Dakota (5th), Iowa (6th), and Montana (11th).  ​

Quarterly Climate Impacts and Outlook for the Midwest Region for June – August 2019.  Dated September 2019.

The Midwest had close-to-normal temperatures for the summer across the entire region. ​Summer precipitation was near normal in the upper two-thirds of the region and above normal in the southern third.

Quarterly Climate Impacts and Outlook for the Missouri River Basin June – August 2019. Dated September 2019.

This summer, temperatures were largely near normal; however, minimum temperatures were slightly above normal, while maximum temperatures were below normal. Meanwhile, extremes in precipitation occurred across the region. This summer's wet conditions were a further continuation of a generally wet pattern that has been in place since last year.

Quarterly Climate Impacts and Outlook for the Midwest Region for March – May 2019.  Dated June 2019.

Spring temperatures ranged from several degrees below normal in Minnesota to just above normal in eastern Kentucky. Precipitation was above normal for a large majority of the Midwest.

Quarterly Climate Impacts and Outlook for the Missouri River Basin March – May 2019. Dated June 2019.

Average temperatures generally ranged from 2-8°F below normal, with the greatest departures in the upper Basin.  Precipitation, on the other hand, was extreme, with spring totals exceeding 150% of normal in many areas.

Quarterly Climate Impacts and Outlook for the Midwest Region for December 2018 – February 2019.  Dated March 2019.

Winter temperatures for the 3-month period of December to February ranged from a few degrees below normal in the northwest to a few degrees above normal in the southeast.  Precipitation was well above normal in the Midwest, ranking as the third wettest winter back to 1895.

Quarterly Climate Impacts and Outlook for the Missouri River Basin December 2018 – February 2019. Dated March 2019.

With a warm start and a cold end, average temperatures for the winter were only slightly below normal across the Missouri River Basin. Persistent cold, along with frequent snowstorms during the latter half of winter, allowed the snowpack to build across the Plains.