National Hurricane Center
December 15, 2020
❄ The 2020 Atlantic Tropical Cyclone season has broken an all-time record, becoming the most active season in history...
While the 2020 Atlantic Hurricane season has come to an end, we reflect on this past seasons record of 30 named storms, of which 13 were classified as Hurricanes. 6 of these storms became Major Hurricanes. The last storm, Hurricane Iota, became the 30th named storm of 2020, and the only storm to attain a Category 5 designation. Iota achieved maximum sustained winds of 160mph.

  • ⛈ Severe Weather Layers
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    ⛈ Access severe weather forecasts across the United States for the next 7 days. Click on shaded contours for specific forecast information. Forecast data is provided by the Storm Prediction Center.
  • ❄ The SWC Winter Forecast has been released for the 2020-21 Season. Meteorological Winter starts on December 1, 2020 with the U.S. experiencing warmer than normal weather conditions. Our forecasters break down the details of how Winter will play out in your area.
  • ⚠️ U.S Advisory Layers
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    ⚠️ Click on real-time watch, warning, and advisory polygons for critical weather information. Allow the SWC location feature to plot your location on the map. Expand the map and visit all SWC Weather Layers.
  • 🧊 As Winter Weather impacts become more frequent across America, it's important to brush up on the basics. Let's review how you can prepare yourself and your family for the worst of Old Man Winter!
    📦 Pack an Emergency Supply Kit.
    📱 Charge all Communication devices.
    🚗 Winterize all family vehicles.
    📖 Get up-to-date weather reports.
    🙌 Share your travel plans with others.
    🛣 Monitor road conditions.
  • 📡 View the latest Goes-16 Visible Satellite image of the United States. This image will update every 5 minutes.
  • 🔥 As La Nina continues to control the overall pattern across the Western U.S., dry conditions are prevailing across Arizona, Utah, and New Mexico. These conditions are forecasted to continue through Winter 2020/21.