Nemaha storm history

Flooding along the Missouri River gradually worsened during June as record releases from Gavins Point Dam and periodic heavy rains brought widespread flooding along the river. The Missouri River at Brownville started June around 39 feet, flood stage is 33 feet. The river graduall…

A damaging wind event impacted Nemaha County, Nebraska, on the morning of August 10th, 2025, primarily affecting the northwest to north-central portion of the county. The severity of the storm was characterized by a single, significant damage report 4 miles southeast of Julian, w…

While no observations were available within the county, personal weather stations and mesonets surrounding the county measured heat index values of 111 to 119 degrees.

KFNB ASOS measured heat index up to 112 degrees with a minimum heat index of 74 degrees through the period. Personal weather station measured heat index of 111 and 117 degrees.

While no observations were available within the county, ASOS/AWOS and personal weather stations in surrounding counties measured heat index values of 109 to 111 degrees.

Mesonet recorded 65 and 58 mph wind gusts. Emergency manager reported a empty grain trailer blown over.

General snowfall amounts of 3 to 4 inches throughout the county. While there is no ASOS/AWOS observations in the county, surrounding conditions supporting blizzard criteria. Wind gusts up to 60 mph.

Measured measured wind gust of 70 mph.

Interpolation of nearby observations suggests wind chills got as low as -31 in the county.

The office received snowfall reports of 5.7 to 6.3 across the county from both a CO-OP Observer and the public. The heaviest snowfall was estimated across the center of the county.

A personal weather station measured a 58 miles per hour wind gust.

A 59 miles per hour wind gust was measured on a personal weather station.

There were no sites that directly observed excessive heat in Nemaha County. However, the proximity of the county to other observations is sufficient to support peak afternoon heat indices ranging from 110 to 115 degrees.

A personal weather station measured a 58 miles per hour wind gust.

A combination of hot temperatures and high dew points brought excessive heat during the afternoon hour for portions of the county. Though no official observations came from the county, its proximity to other counties with observed excessive heat indices supports the likelihood th…

Heat indices up to 112 impacted portions of the county for a few hours during the afternoon.

After the first of the month, flood waters continued to rise along this stretch of the Missouri River. River levels crested at 2030 CST on 7/1, reaching a height of 40.67 feet. Flooding lasted for approximately 1 week after the river crest. There were no new impacts to address th…

A 60 miles per hour wind gust was measured by a personal weather station.

Excessive rainfall across much of eastern South Dakota resulted in river flooding along the Missouri River at the end of June. Moderate flood stage was observed along the Missouri. The Missouri River flooding in Nemaha County did not crest until July 1, and will be included on in…

A 69 miles per hour wind gust was reported by the public.

A 69 miles per hour wind gust was measured by a personal weather station.

A 58 miles per hour wind gust was recorded on a personal weather station.

A 58 miles per hour wind gust was recorded on a personal weather station.

A 64 miles per hour wind gust was measured by a personal weather station.

The office received a report from the Nemaha County EM of quarter sized hail.

The office received a public report of quarter sized hail.

The Nemaha County Emergency Manager reported baseball sized hail was falling in Nemaha.

Wind chills across the county dropped under 35 degrees below zero every night during the duration of this event. The coldest wind chills were felt on January 13th and 14th. The coldest recorded wind chill in the county was minus 37 degrees, observed in Stella on the evening of th…

An estimated 4 to 6 inches of snow fell across the county from this winter storm. Estimated snowfall totals utilized public reports from adjacent counties. Peak wind gusts across the county were estimated between 30 and 35 miles per hour. This included a 31 mile per hour wind gus…

An estimated 6 to 10 inches of snow fell across the county for this winter storm. This includes a public report of 10 inches of snow from Nemaha. Blowing and drifting snow was noted across the county on the morning of the 9th.

For 7 days, the high temperature 5 miles east-southeast of Auburn reached at least 92. The highest observed temperature was 101, occurring on both on August 19 and August 24. Dew point temperatures in the area were in the mid to upper 70s. This yielded heat indices at or above 10…

Mesonet site measured a peak wind gust of 62 mph.

Interpolation of area observations show that the county had a heat index near and above 110 for approximately 4 hours.

A personal weather station measured a peak wind gust of 59 mph.

Emergency manager reported 2.75-inch hail.

A storm chaser reported 1.75-inch hail.

Public reported 1-inch hail.

Public reported via social media that Central Avenue was flooded up to the street curbs.

A public personal weather station measured a peak wind gust of 58 mph.

Public reported 2.5-inch hail.

Public reported 2-inch hail.

Trained spotter reported 1.25-inch hail.

Public reported 2-inch hail.

Trained spotter reported golf ball sized hail in Auburn and 1.57-inches of precipitation.

Trained spotter reported 2-inch hail.

Public reported 2.25-inch hail via mPING.

Emergency manager reported a semi-truck blown off the road at the intersection of US75 and Nebraska Highway 67.

COOP Observer reported 8.3 inches of snowfall.

Interpolation of ground stations near the area had Nemaha County mostly below -30 wind chills for approximately 28 hours.