Weekly Update: May 11-17, 2026

Author: Page Nippert

Published: 2026-05-18 00:00:00
Updated: 2026-05-18 14:50:04.333291

Temperature

Temperatures were above normal throughout the region. The highest temperatures were greater than 10°F above normal in northcentral and southeastern Wyoming, southwestern South Dakota, the Nebraskan panhandle, northern Colorado, and scattered parts of central South Dakota. The lowest temperatures were greater than 10°F below normal in southwestern Wyoming. 

Departure from the 1990-2020 normal temperature for the week

 

Temperatures were above normal throughout almost the entire region. The highest temperatures were 15°F to 20°F above normal in northcentral and southcentral Kansas, scattered parts of the panhandle and central Nebraska, southwestern South Dakota, and scattered parts of central and northern Wyoming. The hottest temperature was 88°F in Pueblo, Colorado, which is 12°F above normal for the area. The lowest temperatures were 20°F to 25°F below normal in southwestern Wyoming.

Departure from 1990-2020 normal average maximum temperature

 

Temperatures were above normal in the majority of the region. The lowest temperatures were greater than 10°F below normal in southcentral North Dakota. The coldest temperature was 35°F in Alamosa, Colorado, which is 1°F above normal for the area. The highest temperatures were 8°F to 10°F above normal in southeastern Wyoming, the southwestern portion of the Nebraskan panhandle, northern and scattered parts of central Colorado, and scattered parts of central Kansas.

Departure from 1990-2020 normal average minimum temperature

 

Precipitation

Precipitation amounts varied in the region, ranging from less than 5 percent of normal in central and eastern North Dakota, across most of South Dakota, northern and western Wyoming, scattered parts of the panhandle and northern Nebraska, throughout most of Colorado, and across central Kansas, to more than 300 percent of normal in a small area of southeastern Nebraska. Beatrice, Nebraska received 3.5 inches of precipitation with all of it falling on the 17th.

Percent of 1990-2020 normal precipitation in the High Plains region

 

Drought continues in the region. D0 (abnormally dry) conditions increased from 78 percent to 80 percent. In the region, South Dakota experienced the highest increase in D0 conditions by 7 percent while Colorado and Wyoming experienced no change in D0 conditions.

Map of the drought index in the High Plains Region

 

Severe Storms

Colorado and South Dakota received hail 1 to 1.75 inches in diameter. Kansas received hail 1 to 2.75 inches in diameter. Nebraska received hail 1 to 3.5 inches in diameter, and a few tornadoes spotted, including one north of Grand Island.