North America US Regions. Want to know what the weather is now? The NWS Doppler RADAR in St. Louis will remain in service today! Last 2 weeks of weather Customize, add layers and zoom in & out your animated radar with our interactive radar map. The tick marks along each line gives you an idea of where the storm will be in 15-minute increments out to one hour. When you click on an image the system will begin to load the most current weather data. The Radar button is pre-selected when you launch a radar display. Saint Louis weather. Dec 12 37%. The intensity is measured in units called dBZ. Clear skies. Click on any heading below to review usage and instructions. These specific colors represent rainfall amounts from a trace to 1/3", and then from 1/3" to 2/3", and then from 2/3" to 1", respectively. Local Radar National Radar. Nov December 2020 . Low 27F. ... Today Tomorrow Extended. When the local city radar loads you will be able to use the check boxes at the top of the page to turn the radar features on and off. Welcome to the Weather Observatory's Online Interactive Radar. St. Louis Extended Forecast with high and low temperatures. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the St Louis area. It is possible to detect areas of rotation within a thunderstorm. Now 37° F: Wind: 5.82 mph Humidity: 86% Clouds: 90% Pressure: 1022 hPa Sunrise: 9:10 AM ET Sunset: 6:40 PM ET: St. Louis, Missouri Area Weather Radar. One Memorial Drive St. Louis, MO 63102 Phone: (314) 621-4444 Email: kmovwebsite@kmov.com High 38F. The time period when the sun is between 6 and 12 degrees below the horizon at either sunrise or sunset. Check the satellite radar for St. Louis, surrounding counties in Missouri and Illinois, and the world. ST. LOUIS — A big change is underway across the region as a cold front sweeps through the area Sunday evening. This simple button activates the results of an extremely complex program that analyzes every storm in three dimensions and calculates the maximum size of hail stones within each storm. Weather Satellites. St. Louis' most up-to-date video forecast and hour-by-hour forecast. Free Long Range Weather Forecast for St. Louis, Missouri. Find local weather forecasts for St. Louis, United States throughout the world During high impact events or interesting weather Beau may move the GR Earth radars to areas outside of our local area so you can you follow the event. Today’s and tonight’s St. Louis, MO weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com The time of Civil Sunset minus the time of Civil Sunrise. The purple swirl icon simply means that intense rotation was detected, but it was located in the upper-level parts of the storm rather than near the bottom. Sunrise 7:08 AM. Chance of showers. Winds NNW at 10 to 15 mph. These rotation centers are identified by a gray swirl icon. Ice? Toggle navigation. Low 22F. The National Weather Service Forecast Office in St. Louis operates the following NOAA Weather Radio stations: KDO-89 St. Louis, MO at 162.550 MHz (1kw) WWF-75 Bourbon, MO (Crawford County) at 162.525 MHz (1kw) One still should be able to carry on ordinary outdoor activities. The outlines produced by our radar specifically point out which part of the county (or counties) will be affected by the storm. Some decrease in clouds later in the day. Saint Louis Weather Forecast. St. Louis Metro Radar. NOAA National Weather Service National Weather Service. If the date of the UTC is for 0100 on July 4th or 1:00 am July 4th then this would equate to 9:00 PM on July 3rd for the east coast of the USA (DST). The horizon is well defined and the outline of objects might be visible without artificial light. The sun does not contribute to the illumination of the sky before this time in the morning, or after this time in the evening. The intensity scale is on the left-hand side of the radar window and ranges from light precipitation represented by the blues and greens, to the intense precipitation, represented by the reds and purples. Ordinary outdoor activities are not possible at this time without extra illumination. St. Louis Area Weather Radar. ... St. Catharines, ON Weather ... View Weather Radar. WeatherTAB St. Louis, Missouri Help °C °F. access_time 3:50 PM CST on December 15, 2020 (GMT -6) | Updated 30 seconds ago. A storm tracking across the southern U.S. Sunday will continue heavy snow over a portion of the southern Plains with heavy rain and thunderstorms further East on Monday. St Louis Weather Forecasts. St. Louis weather, STL radars and forecast maps. The time period when the sun is between 12 and 18 degrees below the horizon at either sunrise or sunset. Winds become gusty overnight and … Just your local city radars. °F. Weather Radar. When you click on an image the system will begin to load the most current weather data. This button changes the radar imagery to detect winter precipitation like rain, freezing rain, sleet and snow. Current conditions and today's weather forecast for Saint Louis, Missouri. Check the latest St. Louis weather news, St. Louis weather forecast, flood warnings and updates about weather in St. Louis from the St. Louis Post-Dispatch & STLtoday.com Weather forecast and conditions for St. Louis, Missouri and surrounding areas. Check the satellite radar for St. Louis, Missouri, Illinois, and the world. Therefore, if a line passes over a particular town, you can expect the storm's arrival within a one hour period. Areas of particularly strong rotation are indicated by either a purple swirl icon or a purple arrowhead as indicated by the legend on the left-hand side. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service St. Louis, MO 12 Missouri Research Park Drive St. Charles, MO 63304-5685 _____ Good morning everyone! Welcome to the Weather Observatory's Online Interactive Radar. The data from the National Weather Service and the raw data screen is based upon Universal Time Code or UTC. View the latest weather forecasts, maps, news and alerts on Yahoo Weather. no moonlight, or other lights). St. Louis, Missouri Animated Nexrad Doppler Radar with Zoomable Closeup City Views, Including Animated Lightning Radar Loop and Weather Advisories Place your cursor on the map image and click the left mouse button. ... Saint-Louis de Kent, NB Weather ... View Weather Radar. To return to the zoomed out view of the map simply press the button that says Click to Unzoom. Thus if a storm takes an unexpected turn to the left or right, the warning outline will adjust to reflect those areas under the greatest threat and which areas are in the "all clear". The most extreme precipitation intensity on this scale is white. A slightly larger white ball with an inscribed letter "P" indicates penny-sized hail. Track storms, and stay in-the-know and prepared for what's coming. Please select the information that is incorrect. The legend on the left side also changes to indicate the winter precipitation type. This will overlay a storm track on every significant storm. This highly advanced feature allows you to track winter storms and monitor the type of precipitation falling in a particular area. Select a weather radar location. The change in length of daylight between today and tomorrow is also listed when available. You are about to report this weather station for bad data. Select Weather Radar. WunderMap Radar. Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. Please listen to NOAA Weather Radio and local media for the latest information on watches and warnings. Overnight. Click here to preview the new site now. The severe weather warnings displayed on the radar are not simply an outline of the county being warned. The purple arrowhead means that intense rotation was detected in the lowest levels of the storm, and therefore has a higher probability that it is actually extending down to the ground. The regional radars are not interactive. We will review the data in question. The time of Actual Sunset minus the time of Actual Sunrise. It must be emphasized at this time, however, that just because a thunderstorm has developed rotation, it does not necessarily mean that this rotation is a tornado. Don't worry though, it's going to be a quiet weather … UTC is the time in London England. To zoom in and out on the radar please click on the Enable Zoom button under each radar. Once the hail reaches one inch or more in diameter (about the size of a quarter), a relatively large white ball icon is plotted with the size of the hail stone (in inches) inscribed within the ball. To return to the zoomed out view of the map simply press the button that says Click to Unzoom. Click here to preview the new site now. Detailed 10-day forecast. Radar essentially detects the location and the intensity of precipitation. 13 to 23 °F-5 to 5 °C-13 to -3 °C. Notice the first three shades of blue at the bottom of the scale from 0 to 1. 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