{"msg": "976\nABNT20 KNHC 211937\nTWOAT \nSpecial Tropical Weather Outlook\nNWS National Hurricane Center Miami FL\n340 PM EDT Wed Oct 21 2026\nFor the North Atlantic...Caribbean Sea and the Gulf of America:\nSpecial Outlook issued to raise formation probabilities for AL93\nOffshore of the East Coast of the United States (AL93):\nUpdated: Shower and thunderstorm activity has become better \norganized in association with a storm-force low pressure area \nlocated a few hundred miles off the mid-Atlantic United States \ncoast. The system has continued to acquire subtropical \ncharacteristics today and has become separated from fronts. If \nthese trends continue, a subtropical storm could form later this \nafternoon or tonight while it accelerates northeastward.   \nRegardless of the status of the system, high winds, coastal \nflooding, and dangerous surf are expected along portions of the U.S. \nEast Coast during the next few days. For more information, including \nhurricane-force extratropical wind warnings, please consult \nstatements and warnings from local National Weather Service offices \nand the Weather Prediction Center, along with the High Seas \nForecasts and the Storm Warnings issued by the National Weather \nService.\n* Formation chance through 48 hours...high...70 percent.\n* Formation chance through 7 days...high...70 percent.\nSubtropical Central Atlantic:\nA trough of low pressure located several hundred miles \neast-southeast of Bermuda is producing a large area of disorganized \nshowers and thunderstorms.  Some development of this system is \npossible during the next day or two while it moves slowly \nnorth-northeastward. Upper-level winds are forecast to become too \nstrong for further development by the weekend.  \n* Formation chance through 48 hours...low...10 percent.\n* Formation chance through 7 days...low...10 percent.\n&&\nHigh Seas Forecasts issued by the National Weather Service can be \nfound under AWIPS header NFDHSFAT1, WMO header FZNT01 KWBC, and \nonline at ocean.weather.gov/shtml/NFDHSFAT1.php\n", "title": "Atlantic Tropical Weather Outlook", "id": "1220742609045127170", "issued": "2026-10-21T19:40:00Z", "wmo": "ABNT20", "source": "NOAA/NWS National Hurricane Center, received via the National Weather Wire Service", "page": "https://hurricane.terrapin.com/text/1220742609045127170"}