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2. Severe thunderstorm warning - Wikipedia

   en.wikipedia.org/wiki/Severe_thunderstorm_warning

   A severe thunderstorm warning indicates the warned area is in impending danger from hail or wind speeds meeting warning criteria as well as from lightning and hydrological impacts associated with the storm cell. Severe thunderstorms can and occasionally do produce tornadoes without warning. [2] While not all severe thunderstorms produce ...

3. Severe weather terminology (United States) - Wikipedia

   en.wikipedia.org/wiki/Severe_weather_terminology...

   Severe thunderstorm emergency (SVS) – Sent as a "severe weather statement" or a complete re-issuance of the severe thunderstorm warning, this is an unofficial, high-end severe thunderstorm warning that is occasionally issued when a significant severe thunderstorm is imminent or impacting a highly populated area.

4. Convective storm detection - Wikipedia

   en.wikipedia.org/wiki/Convective_storm_detection

   However, with the advent of weather radar, areas near a local office could get advance warning of severe weather. The first public tornado warnings were issued in 1950 and the first tornado watches and convective outlooks in 1952. In 1953 it was confirmed that hook echoes are associated with tornadoes. By recognizing these radar signatures ...

5. Severe weather - Wikipedia

   en.wikipedia.org/wiki/Severe_weather

   Severe is defined as hail 1 to 2 inches (25 to 51 mm) diameter, winds 58 to 75 miles per hour (93 to 121 km/h), or a tornado. Significant severe is defined as hail 2 inches (51 mm) in diameter or larger, winds 75 mph (65 knots, 120 km/h) or more, or a tornado of strength EF2 or stronger.

6. Tornadoes of 2024 - Wikipedia

   en.wikipedia.org/wiki/Tornadoes_of_2024

   On May 2, the Storm Prediction Center issued an Enhanced risk for severe weather in the state of Texas, with a 5% risk for tornadoes. Numerous tornadoes touched down, the strongest being a "drill bit" high-end EF3 tornado that struck west of Hawley, Texas .

7. Storm Prediction Center - Wikipedia

   en.wikipedia.org/wiki/Storm_Prediction_Center

   The Storm Prediction Center issues convective outlooks (AC), consisting of categorical and probabilistic forecasts describing the general threat of severe convective storms over the contiguous United States for the next six to 192 hours (Day 1 through Day 8). These outlooks are labeled and issued by day, and are issued up to five times per day.