Iowa Crop Progress and Conditions Report

September 2-8, 2019

DES MOINES, Iowa (Sept. 9, 2019) — Iowa Secretary of Agriculture Mike Naig today commented on the Iowa Crop Progress and Conditions report released by the USDA National Agricultural Statistics Service. The report is released weekly from April through November.

“Near seasonal temperatures along with the pattern of dry conditions continued across most of the state last week,” said Secretary Naig. “With four percent of the corn and 15 percent of the soybeans nearing maturity, farmers are starting to prepare equipment for harvest.”

The weekly report is also available on the USDA’s site at nass.usda.gov.  

Crop Report

Most of Iowa experienced cooler than normal temperatures and below normal precipitation during the week ending September 8, 2019, according to the USDA, National Agricultural Statistics Service. Statewide there were 5.7 days suitable for fieldwork. Fieldwork activities included harvesting hay and seed corn, chopping corn silage, seeding cover crops and preparing machinery for corn for grain and soybean harvest.

Topsoil moisture condition was rated 5 percent very short, 26 percent short, 68 percent adequate and 1 percent surplus. Areas in 28 counties were rated as D1 moderate drought according to the September 3, 2019, U.S. Drought Monitor due to the persistent lack of rain in parts of Iowa. Subsoil moisture condition was rated 5 percent very short, 24 percent short, 70 percent adequate and 1 percent surplus.

Ninety-one percent of the corn crop was in or beyond the dough stage, 2 weeks behind last year and 12 days behind the 5-year average. Sixty percent of the crop reached the dented stage, 2 weeks behind last year and 9 days behind average. Four percent of corn had reached maturity, 11 days behind average. Corn condition rated 63 percent good to excellent.

Ninety-four percent of the soybean crop has started setting pods, 18 days behind last year and nearly 2 weeks behind average. Fifteen percent of the crop has begun coloring, 12 days behind last year and 9 days behind average. Soybean condition rated 61 percent good to excellent.

The third cutting of alfalfa hay reached 76 percent, nearly 1 week behind average. Pasture condition declined from the previous week to 42 percent good to excellent. There were no livestock issues to report from this past week.

Weather Summary

Provided by Justin Glisan, Ph.D., State Climatologist, Iowa Department of Agriculture and Land Stewardship

Drier than normal conditions prevailed across most of Iowa during the first week of September; precipitation deficits were generally under three-quarters of an inch across the state with only the southwest corner of Iowa reporting above average totals. Temperatures were generally seasonable with departures of one to two degrees above and below average in parts of western and eastern Iowa, respectively. The statewide average temperature was 66.8 degrees, 1.8 degrees below normal.

The rest of Sunday (1st) was uneventful across Iowa with high temperatures reaching the mid to upper 70s under cloudy skies. Overnight lows into Monday (2nd) dipped into the mid-60s. Partly sunny skies and a southerly wind helped boost temperatures into the low 80s on Labor Day. Shortly after midnight on Tuesday (3rd) thunderstorms, some of which were strong, formed in northeastern Iowa and quickly moved into Illinois. Additional showers and thunderstorms moved through Iowa during the late morning and afternoon hours, brining measurable rain across the state’s northern half. The highest rain totals were reported in northeastern Iowa with Lansing and Waukon (Allamakee County) observing 1.53 inches and 1.34 inches, respectively. Wednesday (4th) was a cool and mostly sunny day across Iowa. Highs were in the low 70s, up to 14 degrees below average at certain locations. The statewide average high was 74 degrees, five degrees below normal.

Thursday (5th) started off cool and sunny with comfortable conditions into the early afternoon before a low pressure center over Minnesota pulled a warm front through Iowa. The arrival of the front brought warm and humid conditions through the evening hours before a cold front cleared the state into Friday (6th) morning. Winds shifted into a northerly direction under sunny skies. High temperatures peaked in the upper 70s and lower 80s. Saturday (7th) began mostly clear until showers moved through the state in the afternoon hours. Thunderstorms formed in southern Iowa during the nighttime hours and lingered into Sunday (8th) morning. Rainfall totals at 7:00 am were highest in southwestern Iowa with Shenandoah (Page County) reporting 2.56 inches; over ten stations reported totals above one inch with the statewide average rainfall of 0.41 inches.

Weekly rainfall totals ranged from no accumulation at multiple locations to 2.56 inches in Shenandoah (Page County). The statewide weekly average precipitation was 0.50 inches while the normal is 0.84 inches. The week’s high temperature of 92 degrees was reported on the 3rd in Donnellson (Lee County), 11 degrees above average. Elkader (Clayton County) and Manchester (Delaware County) reported the week’s low temperature of 45 degrees on the 9th, on average seven degrees below normal.

Average temperatures in the state of Iowa between September 2-8, 2019Average precipitation received in Iowa between September 2-8, 2019 

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About the Iowa Department of Agriculture and Land Stewardship

Led by Secretary Mike Naig, the Department of Agriculture and Land Stewardship serves the rural and urban residents that call Iowa home. Through its 12 diverse bureaus, the Department ensures animal health, food safety and consumer protection. It also promotes conservation efforts to preserve our land for the next generation. Learn more at iowaagriculture.gov.

Contact: Keely Coppess                               
515-281-3375 or 515-326-1616 (cell)            
Keely.Coppess@iowaagriculture.gov