Iowa drought index
WebIt will be published every two weeks or as conditions significantly change. It is prepared by the Iowa DNR in collaboration with the Iowa Department of Agriculture and Land Stewardship, the U.S. Geological Survey, and The Iowa Homeland Security and Emergency Management Division. Current Water Summary Update, posted March 9, 2024. WebFollowing abnormally dry conditions in 2011, Iowa experienced severe drought conditions in 2012 and then very dry conditions again in 2013. Below average rainfall totals for the critical growth months of July and August were 6.4, 4.1, and 3.2 inches in 2011, 2012, and 2013, respectively (the long-term average for July–August rainfall is 7.8 inches).
Iowa drought index
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Web21 okt. 2024 · About 84% of the state is experiencing some measure of drought, the Drought Monitor reported Thursday. That’s an increase from 57% the week prior, when all of the state was rated abnormally dry or worse for the first time since 2013. Web8 aug. 2024 · Moderate drought has gripped a substantial swath of southern Iowa, and the state’s corn and soybeans recently rated their poorest yet this year, according to a Monday report by the U.S. Department of Agriculture. About 73% of the state’s corn crop is rated good or excellent, down from 76% a week ago, the USDA report said.
Webname: The name of the index to be calculated. Valid entries include: SPI: Standardized Precipitation Index, utilizing both gamma and Pearson Type III distributions PET: Potential Evapotranspiration, utilizing Thornthwaite equations SPEI: Standardized Precipitation Evapotranspiration Index, utilizing both gamma and Pearson Type III distributions. Web比如Hobbins et al. 2016和McEvoy et al. 2016认为基于潜在蒸散发(PET)的Evaporative Demand Drought Index很有用,尤其是能很好地抓住drought onset,而Manning et al. 2024认为虽然PET在湿润条件下对drought onset, severity,和persistence有重要影响,在干旱条件下却没有,所以基于PET的drought index不可适用于所有同区域和季节。
Web13 okt. 2024 · In Iowa, which has the nation's No. 1 corn crop and is No. 2 for soybeans, farm income also is expected to be down from 2024, when it rebounded sharply to $11.4 billion, roughly triple the 2024 ... Web17 apr. 2024 · Drought indices Listen A few, simple indices among the most used in the literature were considered. They are the SPI ( McKee et al. 1993 ), the standard Z-score ( Z ), the aridity index ( Ai) ( UNEP 1992) and the newly defined Rainfall Delay index ( Rd ).
Web8 dec. 2024 · Drought Region 4 consists of 16 counties in southwest Iowa, where thick deposits of silt (loess) form steeply sloping hills and narrow valleys. The loess thins in thickness from over 100 feet along the Missouri River border to tens of feet in the eastern counties. The loess overlies fine-textured and dense glacial till.
WebBased on the Palmer Drought Index, severe to extreme drought affected about 29% of the contiguous United States as of the end of May 2024, a decrease of about -1% from last month. About 3% of the contiguous U.S. fell in the severely to extremely wet categories. About 41% of the contiguous U.S. fell in the moderate to extreme drought categories ... dwight songWeb15 jun. 2005 · The equation for the index was empirically derived from the monthly temperature and precipitation scenarios of 13 instances of extreme drought in western Kansas and central Iowa and by assigning an index value of -4 for these cases. Conversely, a +4 represents extremely wet conditions. crystal lake band albumsWebDuring the summer of 1988, the drought led to many wildfires in forested western North America, including the Yellowstone fires of 1988. At its peak, the drought covered 45% of the United States. That was far less area than the Dust Bowl, which covered 70% of the United States, but the drought of 1988–1990 not only ranks as the costliest ... crystal lake automotive burnsvilleWeb14 mrt. 2024 · March 14, 2024 at 4:40 pm CDT. Expand. Iowa DNR. The Iowa Department of Natural Resources has finalized a drought plan for use by local, county, state agencies and governments in the event of ... crystal lake bandaWeb13 okt. 2024 · 57% of Iowa is experiencing moderate drought, an increase from 52% just a week ago, while 27% of Iowa is dealing with severe drought. 7% of Iowa has extreme drought. Northwest Iowa is... crystal lake azusa california fishingWebIowa State University, Iowa Environmental Mesonet. Current Drought Monitor: The US Drought Monitor website is a wonderful resource for drought information.. IEM Relevant Autoplots Apps The "IEM Autoplot" applications are dynamically generated plots that also offer the raw data behind the plot as well. crystal lake automotiveWebThe Palmer Drought Severity Index (PDSI) uses readily available temperature and precipitation data to estimate relative dryness. It is a standardized index that generally spans -10 (dry) to +10 (wet). Maps of operational agencies like NOAA typically show a range of -4 to +4, but more extreme values are possible. dwight soul food