ISU Extension Weekly Outlook 28 May 2019 Dennis

Monday 4” soil temperature Finally some progress in soil temperatures. Avg. 4” soil temps

USDA NASS Crop Progress (through May 19) Some progress in planting but still far

GDD Accumulation – Story County Note: Use HPRCC version. Currently MRCC one is not

7 Day precip (through 7 AM Monday) Over 2” amounts nearly the whole state.

30 Day Precip. Total/% Avg. 5 -10” statewide last 30 days. Mostly 150 -200%

90 Day Precip. Total/% Avg. 90 day totals have a few pockets slightly below

30 Day Temperatures More significant temperature deficits than previous weeks. Mostly 48 F below

US Drought Monitor D 0 pockets in North Dakota and Nebraska. D 0 extended

7 Day Forecast Precip. Some reduction in widespread heavy rains expected this week. Still

8 -14 Day Temp and Precip. Outlook http: //www. cpc. ncep. noaa. gov/ A

90 Day Temp and Precip. Outlook http: //www. cpc. ncep. noaa. gov/ Persistence of

Take Home • Current conditions: • Very delayed planting/development continues across Corn Belt –

For More Information Midwest Climate Hub @dennistodey https: //www. climatehubs. oce. usda. gov/hubs/midwest Charlene

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ISU Extension Weekly Outlook 28 May 2019 Dennis Todey Director, Midwest Climate Hub Dennis. todey@ars. usda. gov Charlene Felkley Coordinator, Midwest Climate Hub Charlene. felkley@ars. usda. gov

Monday 4” soil temperature Finally some progress in soil temperatures. Avg. 4” soil temps mostly 60 s to low 70 s south. https: //mesonet. agron. iastate. edu/agclimate/soilt. php

USDA NASS Crop Progress (through May 19) Some progress in planting but still far behind in all locations. Corn 49% nationally (31%). Beans 19% ( -28%). Prevent plant discussion increasing quickly.

GDD Accumulation – Story County Note: Use HPRCC version. Currently MRCC one is not working. http: //mrcc. isws. illinois. edu/U 2 U/gdd/ or https: //hprcc. unl. edu/gdd. php

7 Day precip (through 7 AM Monday) Over 2” amounts nearly the whole state. Amounts up to 5” in the west and south. https: //water. weather. gov/precip/

30 Day Precip. Total/% Avg. 5 -10” statewide last 30 days. Mostly 150 -200% of average. Below average locations eliminated. https: //hprcc. unl. edu/maps. php? map=ACISClimate. Maps

90 Day Precip. Total/% Avg. 90 day totals have a few pockets slightly below average. Nearly everyone above. https: //hprcc. unl. edu/maps. php? map=ACISClimate. Maps

30 Day Temperatures More significant temperature deficits than previous weeks. Mostly 48 F below average. https: //hprcc. unl. edu/maps. php? map=ACISClimate. Maps

US Drought Monitor D 0 pockets in North Dakota and Nebraska. D 0 extended into Minnesota. No dry areas in Iowa/most of Midwest. http: //droughtmonitor. unl. edu/

7 Day Forecast Precip. Some reduction in widespread heavy rains expected this week. Still possible – especially in IA. Some moderation in temperatures (not pictured. ) http: //www. wpc. ncep. noaa. gov/qpf/p 168 i. gif? 1484935973

8 -14 Day Temp and Precip. Outlook http: //www. cpc. ncep. noaa. gov/ A little late for planting, but finally some warmer weather seeming more possible into mid-June. Precip chances ease somewhat also.

90 Day Temp and Precip. Outlook http: //www. cpc. ncep. noaa. gov/ Persistence of cooler and wetter more likely through the summer. No updated map – just left for longer perspective.

Take Home • Current conditions: • Very delayed planting/development continues across Corn Belt – below avg. GDD. • Much cooler than average for May • Precipitation above to well above average statewide – very limited deficits at 90 days. • Outlook info: . • • More rain and severe weather possible this week. Mostly moderate temperatures Wet soils issues still with us Possible improvement toward mid-month

For More Information Midwest Climate Hub @dennistodey https: //www. climatehubs. oce. usda. gov/hubs/midwest Charlene Felkley, Coordinator 515 -294 -0136 Charlene. felkley@ars. usda. gov Dennis Todey, Director 515 -294 -2013 Dennis. todey@ars. usda. gov Erica Kistner, Fellow 515 -294 -9602 Erica. kristner@ars. usda. gov National Laboratory for Agriculture and the Environment Attn: Midwest Climate Hub 1015 N University Blvd Ames, Iowa 50011 -3611