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Convective mesoscale discussions are issued by the National Oceanic and Atmospheric Administration’s Storm Prediction Center based on the National Weather Center in Norman, Oklahoma. [ 1 ] [ 2 ] One type of mesoscale discussion is a meso-gamma mesoscale discussion , which are for tornadoes believed to be at least EF2 on the Enhanced Fujita ...
Common developmental patterns seen during tropical cyclone development, and their Dvorak-assigned intensities. The Dvorak technique (developed between 1969 and 1984 by Vernon Dvorak) is a widely used system to estimate tropical cyclone intensity (which includes tropical depression, tropical storm, and hurricane/typhoon/intense tropical cyclone intensities) based solely on visible and infrared ...
Crown flash is a rarely observed meteorological phenomenon caused by the effect of atmospheric electrical fluctuations on the alignment of ice crystals. It has been described as "the brightening of a thunderhead crown followed by the appearance of aurora-like streamers emanating into the clear atmosphere". [ 1 ]
Tropical storms and hurricanes originating in the Caribbean this time of the year have previously experienced a highly curved or boomerang track. Hurricane Mitch from 1998 and Tropical Storm Keith ...
The next two names on the list of tropical storms for the 2023 Atlantic hurricane season are Ophelia and Phillippe, as there is also another area thousands of miles out in the basin that could ...
Within an hour of the center, the rain becomes very heavy and the highest winds within the tropical cyclone are experienced. When the center arrives with a strong tropical cyclone, weather conditions improve and the sun becomes visible as the eye moves overhead. At this point, the pressure ceases to drop as the lowest pressure within the storm ...
28 Nov 2024 – Tropical Storm Katrina (1999) is proposed for merging to 1999 Atlantic hurricane season by Zzzs (t · c); see discussion 05 Nov 2024 – Tropical Storm Agatha ( talk · edit · hist ) is proposed for merging to Effects of Tropical Storm Agatha in Guatemala by 74.101.118.218 ( t · c ) ; see discussion
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