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  2. Helene updates: Evacuations ordered, Jim Cantore in Florida ...

    www.aol.com/helene-live-updates-tropical-storm...

    A tropical storm watch is an announcement that sustained winds of 39 to 73 mph are possible within the specified area within 48 hours in association with a tropical, subtropical, or post-tropical ...

  3. National Hurricane Center tracking 4 tropical waves as we ...

    www.aol.com/national-hurricane-center-tracking-4...

    According to the weather service's Wednesday, Aug. 21, advisory, no tropical cyclone activity is expected throughout the week, but the hurricane center did report there are four tropical waves in ...

  4. Helene, expected to intensify rapidly, prompts hurricane ...

    www.aol.com/hurricane-watch-florida-gulf-coast...

    Forecasters say water levels could reach up to 10-15 feet above ground level throughout much of the Big Bend region of Florida, which is still recovering from Hurricane Debby after it lashed the ...

  5. Tropical cyclone warnings and watches - Wikipedia

    en.wikipedia.org/wiki/Tropical_cyclone_warnings...

    Tropical cyclones may affect the area within 48 hours. Blue typhoon alert It may be affected by tropical cyclones within 24 hours, the average wind power can reach above level 6, or gusts above 7; or it has been affected by tropical cyclones with an average wind power of 6–7, or gusts of 7–8, and may continue. Yellow typhoon alert

  6. Radius of maximum wind - Wikipedia

    en.wikipedia.org/wiki/Radius_of_maximum_wind

    The radius of maximum wind of a tropical cyclone lies just within the eyewall of an intense tropical cyclone, such as Hurricane Isabel from 2003. The radius of maximum wind (RMW) is the distance between the center of a cyclone and its band of strongest winds. It is a parameter in atmospheric dynamics and tropical cyclone forecasting. [1]

  7. Storm tracker: National Hurricane Center tracking Tropical ...

    www.aol.com/storm-tracker-national-hurricane...

    Tropical Storm Isaac was located about 515 miles north-northwest of the Azores on Monday morning, and a turn toward the northwest at a similar forward speed is expected on Tuesday, the center said.

  8. Tropical Cyclone Wind Signals - Wikipedia

    en.wikipedia.org/wiki/Tropical_Cyclone_Wind_Signals

    The TCWS system is a tiered system (from TCWS #1 to #5) that allows for the escalation, de-escalation or lifting of wind signals in every TCB issuance depending on the tropical cyclone wind intensity, the extent of tropical cyclone winds (i.e. radius of tropical cyclone wind circulation) and the forecast direction and speed of movement of the ...

  9. Tropical Storm Joyce tracker: See projected path, spaghetti ...

    www.aol.com/tropical-storm-joyce-tracker-see...

    Tropical Storm Joyce formed in the central tropical Atlantic Ocean Friday morning, according to the National Hurricane Center. The storm was located about 1,325 miles east of the Northern Leeward ...