Websites
High Plains Regional Climate Center 
National Drought Mitigation Center
Nebraska Drought Resources
National Weather Service
Nebraska Rainfall Assessment and Information Network (NeRAIN)
Nebraska Extension CropWatch Weather Data (Soil T, GDD, ET)

Weather Impact Resources for Crops
HAIL
Evaluating Hail Damage to Corn, EC126, University of Nebraska - Lincoln
Evaluating Hail Damage to Sorghum, EC 129, University of Nebraska - Lincoln
Evaluating Hail Damage to Soybeans, EC 128, University of Nebraska - Lincoln
Assessing Hail Damage in Wheat - CropWatch - University of Nebraska - Lincoln
Evaluating Hail Damaged Crops - Michigan State University


FLOOD
Plant Growth and Yield as Affected by Wet Soil Conditions Due to Flooding or Over-Irrigation, G1904, University of Nebraska - Lincoln
Assessing Nitrogen Losses Due to Saturated Soils - CropWatch - University of Nebraska - Lincoln
Evaluating Flood Damaged Crops - Michigan State University

FROST
Freeze Injury to Wheat, EC132, University of Nebraska - Lincoln
Frost / Freeze Effects on Corn and Soybeans - CropWatch - University of Nebraska - Lincoln


Soil Temperature
Soil Temperature: A Guide for Planting Agronomic and Horticulture Crops in Nebraska, G2122, University of Nebraska - Lincoln
Influence on Soil Temperature on Crop Germination and Growth - Integrated Crop Management - Iowa State University