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Climate Data Online
Climate Data Online (CDO) provides free access to NCDC's archive of global historical weather and climate data in addition to station history information. These data include quality controlled daily, monthly, seasonal, and yearly measurements of temperature, precipitation, wind, and degree days as well as radar data and 30-year Climate Normals. Customers can also order most of these data as certified hard copies for legal use.
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Datasets
Browse Datasets
Browse documentation, samples, and links
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Certification
Certify Orders
Get orders certified for legal use (requires payment)
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Order Status
Check Status
Check the status of an order that has been placed
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Find Help
Find Help
Find answers to questions about data and ordering
Search Tool
Search for and access past weather and climate data by station name or identifier, ZIP code, city, county, state, or country. Search Tool »Mapping Tool
Find and view past weather and climate data by station name or identifier, ZIP code, city, county, state, or country. Mapping Tool »Data Tools
Access past weather and climate data using a collection of specialized tools. Data Tools »Additional Data Access
- Climate.gov
The NOAA Climate.gov web portal provides science and services for a climate-smart nation
- Drought.gov
The NOAA Drought.gov web portal provides an integrated drought monitoring and forecasting system at federal, state, and local levels
- Climate Models
NCEI, the National Centers for Environmental Prediction (NCEP), and the Geophysical Fluid Dynamics Laboratory provide remote access to high-volume numerical weather prediction and global climate models and data.
- Satellite
The NOAA Comprehensive Large Array-data Stewardship System (CLASS) is an electronic library of NOAA environmental data
- Climate Data Records
The NOAA Climate Data Record Program provides a robust, sustainable, and scientifically defensible approach to producing and preserving climate records from satellite data
- Publications
The Image & Publication System (IPS) provides access to Monthly Publications for a variety of datasets along with Serial Publications and Other Documents
- Storm Events
Search the NCDC Storm Events Database to find various types of storms recorded in your county
- Severe Weather
The Severe Weather Data Inventory (SWDI) is an integrated database of severe weather records for the United States
- Service Records Retention System (SRRS)
The Service Records Retention System (SRRS) stores weather observations, summaries, forecasts, warnings, and advisories provided by the U.S. National Weather Service (NWS) for public use. Congress mandates that NCEI store and retain SRRS products for a five-year period. SRRS records can be used for accident investigations and litigations.
Getting Started
- Ordering Data
Read the help section for assistance with the Climate Data Online ordering process
- Using Web Services
View the "Getting Started" guide for assistance with Climate Data Online web services
- Checking
Order Status
Find out the status of any order that has been submitted through Climate Data Online
- Viewing a List of Stations
Download the EMSHR Lite edition for a historical view of all station information