Precipitation normals were generally wetter east of the Rockies, and drier in the central and southern West. to varying degrees, most distinctly in April. Overall, the central month of each season displayed cooling normals in the north-central U.S. ![]() The East was warm and displayed alternating zones of wetter and drier conditions that were reminiscent of shifting storm tracks. The rest of the country was consistently warmer, but the southwest and south-central U.S. ![]() marked both wetter and cooler normals for 1991–2020 than 1981–2010. Monthly gridded climate normals are available for the contiguous U.S., see the Gridded Normals tab for more information.Ī strong zonal pattern in the western two-thirds of the northern U.S. Many other important economic decisions that are made beyond the predictive range of standard weather forecasts are either based on or influenced by climate normals. These data allow travelers to pack the right clothes, farmers to plant the best crop varieties, and utilities to plan for seasonal energy usage. Climate Normals are the latest in a series of decadal normals first produced in the 1950s. normals every 10 years in keeping with the needs of our user community and the requirements of the World Meteorological Organization (WMO) and National Weather Service (NWS). The official normals are calculated for a uniform 30 year period, and consist of annual/seasonal, monthly, daily, and hourly averages and statistics of temperature, precipitation, and other climatological variables from almost 15,000 U.S. Normals act both as a ruler to compare today’s weather and tomorrow’s forecast, and as a predictor of conditions in the near future. ![]() Climate Normals are a large suite of data products that provide information about typical climate conditions for thousands of locations across the United States. When rainfall rates exceed 1.00 inch per hour, or water level increases by 0.5 feet per hour, the ARMS system emails an alert to a County representative and to the County's weather service.ĭisclaimer: the near-real time data on this page is provisional and not subjected to the quality control procedures applied to our other data sets.The U.S. Data are recorded hourly, with rainfall recorded in increments of 0.10 inch. The ARMS program allows interested persons to see how rainfall varies throughout the County and helps them to understand rain and water level conditions in their specific areas of interest. ![]() The Sarasota County Automated Rainfall Monitoring System (ARMS) consists of remote monitoring stations located throughout the county that record rainfall and water level information and send this data in real-time to a central receiving station. Click on a rainfall amount to open a popup window with a link to get station details, graphs of recent data, and a link to download the station's data. Use the buttons at left to display cumulative rainfall for the previous day, week, or month for all stations. This mapping application is designed to provide a summary of recent rainfall in Sarasota County, as measured by County-operated remote monitoring stations.
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