SEVERE TROPICAL STORM (STS) , a tropical cyclone with maximum wind speed of 89 to 117 kph or 48 - 63 knots. TYPHOON (TY) - a tropical cyclone with maximum wind speed of 118 to 220 kph or 64 - 120 knots. SUPER TYPHOON (STY) - a tropical cyclone with maximum wind speed exceeding 220 kph or more than 120 knots.
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tropical disturbance in which the maximum average surface wind speed ranges from 28 to 33 knots (51 to 62 km/h, force 7 in the Beaufort scale).
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TROPICAL DEPRESSION (TD) - a tropical cyclone with maximum sustained winds of up to 61 kilometers per hour (kph) or less than 33 nautical miles per hour (knots)
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SEVERE TROPICAL STORM (STS) , a tropical cyclone with maximum wind speed of 89 to 117 kph or 48 - 63 knots. TYPHOON (TY) - a tropical cyclone with maximum wind speed of 118 to 220 kph or 64 - 120 knots. SUPER TYPHOON (STY) - a tropical cyclone with maximum wind speed exceeding 220 kph or more than 120 knots.