Temperature

Temperatures were above normal in the majority of the region, with the highest being 12°F to 15°F above normal in a small area of eastern Wyoming. The lowest temperatures were greater than 15°F below normal in eastern Wyoming.  

Temperatures in a small portion of eastern Wyoming reached 15°F to 25°F above normal. The hottest temperature was 93°F in Grand Junction, Colorado, which is 8°F above normal for the area. The lowest temperatures were greater than 25°F below normal in southeastern Wyoming.  

Temperatures in eastern Wyoming and southeastern Nebraska reached 6°F to 9°F below normal, with a small portion of southeastern Nebraska reaching 9°F to 12°F below normal. The coldest temperature was 38°F in Alamosa, Colorado, which is normal for the area. The highest temperatures were 9°F to 12°F above normal in northcentral and northwestern Nebraska, southwestern and northeastern South Dakota, and northeastern North Dakota.

Precipitation

Precipitation amounts varied in the region, ranging from less than 5 percent of normal in western Colorado, central and western Wyoming, southeastern Kansas, northeastern Nebraska, scattered parts of western and central South Dakota, and parts of central North Dakota, to more than 300 percent of normal in western and northcentral Kansas, southcentral South Dakota, and northeastern North Dakota. Falls City, Nebraska received 6.56 inches of precipitation with most of it falling on the 5th.

 Drought continues in the region. D0 (abnormally dry) conditions decreased from 81 percent to 80 percent. In the region, North Dakota experienced the highest increase in D0 conditions by 5 percent while South Dakota experienced the highest decrease in D0 conditions by 8 percent.

Severe Storms

Colorado received hail 1 to 2 inches in diameter, causing a ground delay at the Denver International Airport on the 1^st. South Dakota and North Dakota received hail 1 to 2.75 and 1 to 3 inches in diameter, respectively. Kansas received heavy thunderstorms that resulted in hail 1 to 3.5 inches in diameter, flooding, and isolated tornadoes such as the EF-2 tornado in Riley County. Wyoming and Nebraska received hail 1 to 1.5 and 1 to 1.75 inches in diameter, respectively.