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The 1967 Oak Lawn tornado outbreak was a destructive tornado outbreak and severe weather event that occurred on April 21, 1967, across the central Midwest, in particular the towns of Belvidere and Oak Lawn, Illinois, United States. Locally known as 'Black Friday,' it was the largest tornado outbreak of 1967 and one of the most notable to ever ...
Definitions of severe weather alerts. The NWS divides severe weather alerts into several types of hazardous/hydrologic events: Severe local storms – Short-fused, small-scale hazardous weather or hydrologic events produced by thunderstorms (including large hail, damaging winds, tornadoes, and flash floods).
KWO39 also carries severe weather watches and warnings for Cook, DuPage, and Lake counties in Illinois, plus Lake and Porter counties in Indiana. History. This station first began in 1954 as the first weather radio system in the Chicago area dedicated to the aviation user and continued until 1958 when the aviation broadcast went dark.
Since the NWS discontinued the separate significant weather advisory product in July 2021, Special Weather Statements have been used most commonly to alert of sub-severe thunderstorms (containing sustained winds or gusts of 40–57 mph (64–92 km/h) and/or hail less than one inch (2.5 cm) in diameter, in addition to frequent to continuous ...
Well ahead of the prime days of severe weather, AccuWeather meteorologists issued high-risk zones for severe weather into Saturday night. These zones could not only be affected by a few tornadoes ...
Following a volatile eruption of severe weather across the Plains on Friday and Saturday, resulting in nearly 125 combined preliminary tornado reports, the pattern unfolding across the nation's ...
Severe thunderstorms traveled across the Midwest on Tuesday, bringing numerous reports of damaging winds, hail and even tornadoes from eastern Kansas to Wisconsin and Illinois. All modes of severe ...
When severe weather looms, storm alerts are important tools for keeping people informed. The National Weather Service shares alerts as it warns of potential risks from thunderstorms, flooding ...