Skip to main content
Panoramic view of the Black Hills in South Dakota

SDSU Extension

Extreme Heat

Sun shining through grass

When South Dakotans experience extreme heat and humidity levels, SDSU Extension has resources available to help prevent heat stress among livestock, plants and humans. Additionally, SDSU Extension has partnered with South Dakota Mesonet to provide producers with a Livestock Stress Tool that supplies real-time and forecasted measures of environmental risks to livestock.

View Extreme Heat Resources

Latest Recommendations

Gardener deeply watering a vegetable garden in the early morning.

Protecting Plants From Heat Stress

When summer temperatures soar with no sign of a break, it is hard on humans and plants. Learn some tips that will help protect plants from heat stress, including soil protection, watering considerations and providing shade.

Young nursery piglets.

Nursery Pig Management

Piglet transitions from the farrowing room to the nursery or wean-to-finish barn are important foundational steps towards producing full-market value finisher pigs.

Producers cutting meat with a band saw.

Expanded Meat and Poultry Processing Resources Available to S.D. Livestock Producers and Meat Processors

The USDA's commitment to creating a more-resilient, diverse and equitable meat and poultry processing system is making new opportunities for rancher-owned enterprises, worker-owned housing and other cooperative initiatives.

Silhouette of worker drinking water in extreme heat.

Heat Exhaustion & Heat Stroke: Protecting Your Operation

During periods of extreme heat, operations must take additional steps to protect their employees from heat exhaustion and heat stroke.

Heat-stressed cow in feedlot.

Heat Stress Forecasting Apps Available

Early summer heat stress in feedlot cattle is often triggered by rapid changes in temperature and humidity before cattle become acclimated to warmer conditions. Learn about some management tools that you can use to protect your herd.

Secchi disk being used to measure lake transparency.

The Trophic State Index

The Trophic State Index is a means for lake professionals and volunteers alike to numerically measure the productivity of a natural lake or man-made reservoir. Learn how it's used in South Dakota to survey the condition of our water resources.

Featured Programs

Group of teens standing in front of 4-H billboard

South Dakota State 4-H Ambassador Program

Curious what it takes to become a South Dakota State 4-H Ambassador?

A group of attendees at the Small Business Basics course at Volga, South Dakota.

Small Business Basics

The Small Business Basics program covers an extensive list of topics, including writing or updating business plans, tax and licensing, employee relations, pricing and marketing, customer service, social media, and aspects of financing.

Home canning supplies and canned vegetables arranged on a countertop.

Master Food Preserver Volunteer Program

If you enjoy preserving food, volunteering and helping your community, SDSU Extension's Master Food Preserver volunteer program may be for you!

Further Reading

sun rising over South Dakota field

South Dakota Pest Management Guides

The South Dakota Pest Management guides are now available for free. The guides offer recommendations for controlling weeds, insects, and diseases in a variety of South Dakota crops.

stack of coins with faded chart lines showing in the foreground

South Dakota Agricultural Land Market Trends

The 2022 South Dakota State University (SDSU) Extension Farm Real Estate Market Survey is the 32nd annual survey of agricultural land values and cash rental rates by land use and quality in different regions of South Dakota.

man holding a small pile of soil in his hands

Fertilizer Recommendation Guide

SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states.

A low-gradient prairie river that is very meandering.

Understanding Western South Dakota Prairie Streams

This document provides information and guidance for landowners and land managers in western South Dakota who are managing small intermittent streams.

Upcoming Events

A group of raised ground beds with crops growing in them at McCrory Gardens in Brookings, South Dakota.
Aug 02

Garden Hour Webinar

Join our experts each week to obtain timely information and ideas to get the most out of your garden and landscaping!

Leopold Conservation Award Logo
Aug 09

2022 Leopold Conservation Award Winner Tour

Join the Sand County Foundation, The South Dakota Grasslands Coailtion, The South Dakota Cattlemen's Association and all the Leopold Conservation Award Sponsors to honor the 2022 award recipients, Neil and Murial Bien and family.

a chrome temperature gauge
Aug 10

SDSU/USDA FSIS Food Safety Summit

SDSU Extension in conjunction with the Des Moines office of USDA FSIS will host a food safety summit on August 10 at 8:30 a.m. CST at the SDSU Animal Science Complex, room 126 (1097 N. Campus Dr. Brookings, SD 57007) for all who are involved in the meat and poultry industry.

Bird's eye view of Dakotafest
Aug 16


SDSU Extension will host daily forums and ice cream socials during Dakotafest 2022 held August 16-18 on the Schlaffman Farm (2300 E Spruce Street, Mitchell, SD) inside booth #216.