This will tell you how the cloud cover will change over the next 36 hours. With the cursor at the bottom left of the cloud cover map, you can visualize the future course of the clouds. To do this, simply click on the corresponding button. You can distinguish between high, medium, and low clouds. Using the button at the top right of the cloud cover map, you can select the type of cloud cover. Conversely, a gray area indicates relatively light cloud cover with occasional sunshine. The chances of catching a glimpse of the sun in this area are therefore very poor. The whiter and clearer the coloration is, the denser the cloud cover is here. On our cloud cover map, cloud areas are displayed visibly for you by a gray-white coloring. Where is it cloudy? Where is the sun shining? This is how you read the cloud cover map: Gray color indicates light cloud cover, while a white color means heavy cloud cover. The data is updated every month.In yellow-colored areas, the sun is shining. Map indicates the probability of accumulated snow or ices for next 3 days Weather Data since 1895Ĭounty-level monthly precipitation and temperature data since 1895 provieded by National Centers for Environmental Information (NCEI). This storm tracker contains data from 1851. Storm Tracker and Model MixerĪ hurricane watcher's guide to the latest track and model forecasts. The Air Quality Index (AQI) translates air quality data into numbers and colors that help people understand when to take action to protect their health. See a map of wildfires since 2017 Air Quality Index (AQI) Forecasts and Current Conditions Wildfire and Smoke Trackerįire data is updated hourly based upon input from incident intelligence sources, GPS data, infrared (IR) imagery from fixed wing and satellite platforms. 30 Drought Monitor and Historyĭata shows the location and intensity of drought across the country. Maximum heat index forecast for next 7 days. Weather Prediction Center forecasts the probability that rainfall will exceed flash flood guidance within 25 miles of a point. Real-time Streamflow Map: River Water LevelĬurrent data typically are recorded at 15- to 60-minute intervals. For more recent tornadoes, clicking deeper provides more details, damage estimates and whether someone was injured or killed in the storm. This interactive map, which contains data from January 1950, pinpoints where a cyclone touched down and traces its path of destruction. A history of twisters: Tornadoes in Florida since 1950s Rolling Storm Damage ReportsĪs storms strike, this interactive map is your guide to impacts and damage reports coming into National Weather Service stations nationwide. It will automatically update every 15 minutes. People should have a plan of action in case a storm threatens and they should listen for later information and possible warnings especially when planning travel or outdoor activities.Īs severe weather or blizzards threaten, this database scrapes power outage information from more than 1,000 companies nationwide. A watch means that hazardous weather is possible. It is intended to provide enough lead time so those who need to set their plans in motion can do so. Advisories are for less serious conditions than warnings, that cause significant inconvenience and if caution is not exercised, could lead to situations that may threaten life or property.Ī watch is used when the risk of a hazardous weather or hydrologic event has increased significantly, but its occurrence, location or timing is still uncertain. People in the path of the storm need to take protective action.Īn advisory is issued when a hazardous weather or hydrologic event is occurring, imminent or likely. A warning means weather conditions pose a threat to life or property. A warning is issued when a hazardous weather or hydrologic event is occurring, imminent or likely.
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