Nebraska

Hot, dry summer led to worsening of drought in Nebraska

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This week is more likely to put a last nail within the coffin of summer season.

After a heat begin to October, with highs within the 80s the primary 4 days of the month, temperatures are set to take a plunge.






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Drought circumstances worsened barely this week in Nebraska.



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Friday may carry the coldest air the realm has seen since late Might, with the Nationwide Climate Service forecasting a excessive solely within the higher 50s and lows that would drop close to freezing Saturday morning.

Lincoln and plenty of different areas of the state may see the primary frost of the season.

The shot of chilly can be short-lived — highs are anticipated to rebound into the 70s by Sunday — but it surely’s a harbinger of what is to return, as Lincoln transitions into fall.

For a lot of, it is going to be a welcome aid from what was by some measures one of many hottest summers in Lincoln’s historical past.

Individuals are additionally studying…

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Town recorded 67 days with a excessive of at the very least 90 levels, which is the sixth most in 135 years of record-keeping. Actually, solely twice because the Mud Bowl years of the Nineteen Thirties have there been extra 90-degree days: 68 in 1983 and 72 in 2012.

Lincoln additionally had six days with triple-digit highs, essentially the most since 2012.

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And the almost 140 days with a excessive of at the very least 80 — greater than 4 months’ price — was the second-most ever, eclipsed solely by 1939, in line with retired College of Nebraska-Lincoln climatologist Ken Dewey.

However when measured by common temperature, this 12 months is not that out of the bizarre.

Lincoln’s common temperature for June, July and August was 77 levels, simply 1.2 levels above the 30-year common temperature for the three months. Actually, this summer season was barely cooler than final summer season, which got here in at 77.2 levels.

Once you throw in September, the four-month interval was 1.8 levels above the 30-year common.

What was fairly notable in regards to the 90-degree days is that 34 of them, greater than half, occurred in August and September. The 22 90-plus days in August had been the eighth most ever in the course of the month and essentially the most since 1983. The 12 90-degree days in September additionally had been the eighth most ever and essentially the most for the month since 1990. And the 34 90-degree days mixed for the 2 months had been essentially the most for the interval since 1983.

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August and September additionally had been extraordinarily dry, with 1.52 inches of rain recorded in Lincoln. That’s the least quantity of precipitation for that interval since 1894, which holds the report for the driest August-September on report.

The extraordinarily dry August and September prolonged a run of below-normal precipitation in Lincoln that dates again to June. Town has acquired lower than 8 inches of rain since July 1; the four-month common is almost 14 inches.

Most of Lancaster County, together with the town of Lincoln, is now in extreme drought.

That places it in the identical boat with a lot of the remainder of Nebraska, the place almost 77% of the state is in extreme drought or worse in line with the newest Drought Monitor.

General, the quantity of the state in some stage of drought elevated from lower than 95% to greater than 98%.

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Nebraska as an entire had its second-driest August on report and its third-driest summer season (June-August). The primary eight months of the 12 months had been the fifth-driest ever recorded.

As of Wednesday, at the very least 40% of the state had been in extreme drought or worse for the previous 198 days, which is the fourth-longest interval this century, in line with the Nationwide Climate Service in Omaha.

Lincoln’s precipitation deficit of almost 7 inches 12 months up to now is definitely smaller than most different locations in jap Nebraska. Norfolk has a deficit of greater than 11.5 inches, whereas Tekamah, Columbus and Fremont all have deficits of greater than 10 inches.

Lincoln has been out and in of drought circumstances this 12 months, with some aid supplied by above-average rain in the course of the spring.

However with the town and the remainder of the state now getting into what’s historically a drier interval, aid from drought circumstances might be months away.

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“The autumn local weather outlook is looking for an elevated probability for warmer- and drier-than-normal circumstances,” mentioned Martha Durr, Nebraska State Climatologist.

After that, she mentioned, odds seem like 50-50 for whether or not winter can be drier or wetter than regular.

The U.S. is anticipated to expertise La Nina circumstances for the third straight 12 months. That sometimes means hotter and drier summers in Nebraska, Durr mentioned, which is what has occurred the previous two summers.

The impact is much less clear within the winter months, nevertheless. Within the winter of 2020-2021, Lincoln noticed above-average precipitation in each month from December to March and almost 50 inches of snow. Against this, final winter was extraordinarily dry, with solely 5.1 inches of snow, the bottom quantity ever recorded for a winter season.

Given the chance of a heat and dry fall and the truth that winter months are sometimes the driest of the 12 months, “drought circumstances are anticipated to stay or degrade within the coming months,” Durr mentioned.

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The drought has already wreaked havoc throughout the state this 12 months, reducing crop yields, forcing ranchers to promote cattle herds early and sparking quite a few wildfires, the newest of which destroyed the Nebraska State 4-H Camp on the Nebraska State Forest close to Halsey.

The Nationwide Climate Service in a drought report on Thursday listed different drought-related agriculture impacts, together with greater than 80% of each topsoil and subsoil being wanting moisture and 80% of pasture and vary land rated as poor or very poor.

The dearth of rain additionally has led to declining lake and river ranges.

The Platte River dried up fully in components of central Nebraska and flows at Ashland, the place Lincoln attracts its ingesting water, dropped from round 10,000 cubic toes per second in Might to lower than 1,000 in early September earlier than rebounding to round 1,800 cubic toes per second prior to now week.

The Climate Service additionally reported that the Massive Nemaha and Massive Blue rivers, the North Fork of the Elkhorn River and Turkey Creek have been particularly dry over the second half of the summer season months.

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Farther west, Lake McConaughy was at 37.6% of its capability as of Monday, in line with a information launch from the Central Nebraska Public Energy and Irrigation District. That is down from about 57% capability presently final 12 months and is definitely decrease than in the course of the drought of 2012 and 2013, but it surely’s nowhere close to the all-time low of 20% in September 2004.

Regardless of these circumstances, there have been few if any water restrictions. Omaha’s Metropolitan Utilities District has requested individuals to solely water lawns on alternating days, and the town of Hickman instituted a 10-day voluntary water restriction final month.

Durr mentioned water conservation is at all times a great factor, even when there isn’t a drought, however she mentioned these efforts is probably not ample if the drought continues.

“Definitely, the longer we stay in a precipitation deficit, the extra seemingly we can be to have restrictions put into place,” she mentioned.

Attain the author at 402-473-2647 or molberding@journalstar.com.

On Twitter @LincolnBizBuzz.

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