Temperature 

This week featured below normal temperatures for a majority of the region. The coldest regions include a spot in eastern North Dakota, and a spot in central South Dakota with temperatures of 4°F to 8°F below. The warmest region was the southeastern corner of Wyoming with temperatures of 6°F to 10°F. 

Maximum temperatures were 4°F to 6°F above normal for a majority of Wyoming and Colorado with some areas within those states reaching 6°F to 8°F above normal. The warmest temperature was in Grand Junction, Colorado with 89°F which is 6°F above normal for the area. Temperatures in eastern North Dakota were 4°F to 8°F below normal. 

Minimum temperatures were 4°F to 10°F below normal in Wyoming, eastern North Dakota, southeastern Colorado, and central South Dakota. The coldest temperature was in Casper, Colorado with 38°F which is 3°F below normal for the area. The southeastern corner of Wyoming was 4°F to 11°F above normal. 

Precipitation 

Precipitation amounts varied this week, ranging from 5 percent of normal precipitation for a majority of Wyoming, western and central Colorado, northern North Dakota, central South Dakota, and north central Nebraska to 300 percent of normal in eastern Colorado, western Kansas, and northeastern Nebraska. Elgin, Nebraska received 4.55 inches of rain, well above their normal of 0.15 inches; most of this fell on May 31^st.

Drought continues in the region. D0 (abnormally dry) across the region was down from 34 percent to 33 percent. Inside the region, North Dakota experienced the highest decrease in D0 conditions with a 5 percent decrease. 

Severe Storms 

Nebraska, North Dakota and Wyoming received hail with diameters between 1 to 2 inches. Colorado and South Dakota received hail with diameters between 1 and 2.75. Kansas received hail with diameters between 1 to 3 inches.