Weather and Climate Resources on the Internet

Pat Guinan ( )
Extension/State Climatologist

University of Missouri Commercial Agriculture Extension Program

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Missouri Climate Center (MCC)

The Missouri Climate Center has been recognized as an American Association of State Climatologists Recognized State Climate Office (ARSCO) in the National Climate Services Partnership. One or more of the following activities and services are provided by the state climate office:

  1. Coordinate and collect weather observations for the purpose of climate monitoring
  2. Summarize and disseminate weather and climate information to the user community
  3. Demonstrate to the user community the value of climate information in the decision making process
  4. Perform climate impact assessments and weather event evaluations
  5. Conduct climate research, diagnosis, and projections

Missouri Mesonet

A network of nearly dozen automated weather stations in Missouri providing historical and real-time weather conditions, including air temperature, relative humidity, wind speed, wind direction, rainfall, solar radiation and soil temperature. Supplemental monitoring at some of the stations include barometric pressure, fuel moisture, fuel temperature and leaf wetness.

Locations of Automated Weather Stations:
Atchison County
Audrain County (2)
Barton County
Boone County (5)
Buchanan County
Callaway County
Cape Girardeau County
Carroll County
Crawford County
Dunklin County (3)
Gentry County
Knox County
Lawrence County
Lincoln County
Linn County
Mississippi County
Monroe County
Morgan County
Pemiscot County (3)
Pettis County
Putnam County
Shannon County (2)
Wright County
Missouri Mesonet
Clickable Map

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Missouri Frost \ Freeze Probabilities Guide

A University of Missouri Extension resource that provides frost/freeze probabilities for several low temperature thresholds. Tables, contour maps and point specific maps are provided.

Missouri Agricultural Weather from the Agricultural Electronic Bulletin Board

  • Missouri Mesonet
  • Missouri Historical Mesonet Weather Database
  • Missouri County Precipitation Departures From Normal (1, 3, 6, 12 month maps)
  • Missouri Average Date of Last Spring Frost
  • Missouri Average Date of First Fall Frost
  • Missouri Wind Information and Resources
  • International Agricultural Weather Summary - Tues. afternoon Weekly
  • Weather Resources on the Internet
  • River Information Resources for Missouri
  • Horizon Point - Weather via e-mail
  • U2U Decision Dashboard

Useful to Usable (U2U) Decision Dashboard

An array of decision support tools (DSTs) funded by the USDA and developed by a team of over 50 faculty, staff and students from 9 Midwestern universities. DSTs include AgClimate View, CornGDD, Climate Patterns Viewer, Corn Split N and Probable Fieldwork Days.

Real Time Weather Radar

The latest radar image of the United States and Missouri in addition to loop capability.

National Digital Forecast Database

These two web links will display forecast maps, every 3-hours out to 7 days, of user selected weather variables.

National Weather Service Activity Planner

This application generates hourly weather forecast products from a digital forecast data base. It is intended to allow a user to define and produce a forecast for general planning purposes only. Forecasts for all locations in Missouri are found at the following links:

Severe Weather Awareness and Preparedness Guides

This web site gives information on how you should respond to severe weather and what you need to know in order to protect yourself, family, pets and property against severe weather.

National Weather Service

Obtain weather and climate information from your local National Weather Service office. Once you go to the main National Weather Service web site, refer to the map and click on your region. You will then be linked to your local National Weather Service web site.

NWS Precipitation Analysis

These pages graphically show the short term observed and climatic trends of precipitation across the lower 48 United States and Puerto Rico.

NOAA Precipitation Frequency Data Server (PFDS)

The Precipitation Frequency Data Server (PFDS) is a point-and-click interface developed to deliver NOAA Atlas 14 precipitation frequency estimates and associated information.

Climate Prediction Center (CPC)

Products include 6-10 day forecasts, monthly and seasonal outlooks, soil moisture conditions, El Nino and La Nina advisories, hurricane forecasts etc...

Regional Climate Centers and the Midwestern Regional Climate Center (MRCC)

The Midwestern Climate Center is one of 6 regional climate centers in the United States. It is a cooperative program of the National Climatic Data Center, U.S. National Weather Service, State Climate Offices and the Illinois State Water Survey in Champaign, IL offering a variety of climate products and services.

  • MRCC cli-MATE online data portal

  • You can retrieve historical hourly, daily and monthly data through the Midwestern Regional Climate Center's cli-MATE database. But, you first need to register for a free account in order to gain access to the information. Click on the "Register Here" button (upper right portion of your screen when you visit the link, below.
  • MRCC Regional Mesonets and Partners Project

  • A multi-state collaboration, hosted by the MRCC, of sharing weather data from state mesonets and other operational networks. Soil temperature and potential evapotranspiration maps are some of the available products from this partnership.
  • MRCC Vegetation Impact Program (VIP)

  • Hosted by MRCC, the VIP integrates online climate monitoring information, weather and climate outlooks, and stakeholder input to provide a suite of resources that can help minimize negative vegetation impacts, mitigate climate variability effects, and develop adaptation plans to better prepare for extreme and ever-changing environmental conditions.

Western Regional Climate Center’s U.S.A. State and Divisional Climate Data

This site contains easy access to historical monthly temperature and precipitation data from 1895 to current. The data are compiled by climate division and state.

National Centers for Environmental Information (NCEI)

NCEI is a part of the National Oceanic and Atmospheric Administration (NOAA) and is the repository for the United States climate records.

  • Comparative Data Publication

  • This PDF document provides a monthly and annual climatology for numerous environmental variables from several locations in the United States including: extreme temperatures, mean no. of days with minimum temp 32°F or less, mean no. of days with precipitation ≥0.01”, average snowfall, average wind speed, maximum wind speed, percentage of possible sunshine, mean number of clear, partly cloudy and cloudy days, average relative humidity in the morning and afternoon, normal daily max, min and mean temp, normal heating and cooling degree days, and normal precipitation.

Climate Science Centers

Landscape Conservation Cooperatives

USDA Regional Climate Hubs

Southern Climate Impacts Planning Program (SCIPP)

Storm Prediction Center (SPC)

SPC monitors and forecasts severe and non-severe thunderstorms, tornadoes, and other hazardous weather.

Storm Event Data Base from the National Centers for Environmental Information (NCEI)

All notable and severe weather events in the U.S. from 1993 - current. Find storms recorded in your county. Pre-1993 data includes: Tornadoes 1950-1992, Thunderstorm Winds 1959-1992 and Hail 1959-1992.

U.S. Storm Reports over the Past 24 Hours from Weather Underground

Storm reports, by county, over the past 24 hours including tornado, flood, hail, wind damage lightning, heavy snow, deaths, injuries and other.

Real-Time Weather Data for Meteorologists

This site has a nice compilation of weather resources including satellite images and loops.

The Joint Agricultural Weather Facility

The Joint Agricultural Weather Facility (JAWF) is jointly operated by the World Agricultural Outlook Board of the U.S. Department of Agriculture (USDA) and the National Oceanic and Atmospheric Administration (NOAA) of the U.S. Department of Commerce. This web page contains national and international agricultural weather information in addition to other agricultural weather links.

Missouri Agricultural Statistics Service (MASS)

MASS is a cooperative service of USDA's National Agricultural Statistics Service, University of Missouri, and the Missouri Department of Agriculture. The MASS publishes current and historic statistics concerning agriculture and weather in Missouri.

National Drought Mitigation Center (NDMC)

The National Drought Mitigation Center helps people and institutions develop and implement measures to reduce societal vulnerability to drought. Every week, in cooperation with other agencies, the NDMC has authors who generate a weekly U.S. drought map.

  • Drought Impact Reporter

  • The NDMC Drought Impact Reporter is intended to be the initial step in creating a comprehensive database. The principal goal of the Drought Impact Reporter is to collect, quantify, and map reported drought impacts for the United States and provide access to the reports through interactive search tools.

River Information Resources for Missouri

Sunrise, Sunset, Moonrise, Moonset, Eclipses

U.S. Air Quality - The Smog Blog

USAQ is a daily diary of air quality in the U.S. prepared using information from satellites, ground-based measurements, and models. Interpretation and analysis are provided by the staff of the University of Maryland, Baltimore County, Atmospheric Lidar Group.


Get the latest information on upcoming meteor showers, auroras, eclipses, and other celestial delights.

Climate Change

The latest information on climate change and research products.

United States Monthly Climate Normals (1981-2010)

Obtain the latest monthly temperature and precipitation normals for hundreds of locations across the United States:

Radar and Satellite Image Archives

You can obtain historical weather images including radar and satellites loops for any day you choose beginning 1997.

Current Climate Summary Maps

This web site provides national and regional maps of average temperatures, accumulated precipitation, departures from normal and percentages of normal over numerous time periods ranging from 1 week to 3 years.

Quantitative Precipitation and Winter Weather Forecasts

Quantitative precipitation forecasts for the U.S. are giving for 1,2,3, 5 and 7 days in a contour map format.

International Weather

CoCoRaHS - Community Collaborative Rain, Hail & Snow Network

CoCoRaHS is a unique, non-profit, community-based network of volunteers of all ages and backgrounds working together to measure and map precipitation (rain, hail and snow). By using low-cost measurement tools, stressing training and education, and utilizing an interactive Web-site, our aim is to provide the highest quality data for natural resource, education and research applications.

Horizon Point

Horizon Point is a free custom weather analysis system for Missouri farmers provided through University of Missouri Extension. It provides farmers with the opportunity to have site specific weather reports sent directly to their e-mail address.

Design Storm Alert System (DSAS)

The DSAS is a web-based monitoring system tracking precipitation accumulation across Missouri. DSAS is updated daily and reports which counties have met or exceeded various design storm criteria. A design storm is the amount of rain for which a structure was designed. The current DSAS is focused on managing open/uncovered storages used for manure and domestic wastewater.

[ River Information Resources for Missouri ] [ Missouri Climate Center ] [ Missouri Mesonet ]
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