classical hallmarks of tornado-producing supercell thunderstorms as seen on a weather radar
approximately 1.151 mph
A downward current or draft of air
A narrow, variable band of very strong, predominantly westerly air currents encircling the globe several miles above the earth.
storm-scale or mesoscale boundary separating thunderstorm-cooled air
period of abnormally low precipitation; a shortage of water resulting from this
specialist who studies processes in the earth's atmosphere that cause weather conditions.
A wind of force 7 to 10 on the Beaufort scale (28–55 knots or 32–63 mph).
The scientific study of the properties, distribution, and effects of water on the earth and in atmosphere
a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time
A cooling of the surface water of the eastern and central Pacific Ocean, occurring somewhat less frequently than El Niño events but causing similar, generally opposite disruptions to global weather patterns
The flood of a river from heavy rain or melted snow
variety of bright circles or arcs centered on the sun or moon, caused by the refraction or reflection of light by ice crystals suspended in the air
An instrument for measuring the humidity of the air or a gas
process of becoming a vapor
metropolitan area which is significantly warmer than its surrounding rural areas
A line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period
a scale of temperature
The rate at which air temperature falls with increasing altitude.
Unpleasantly warm and humid
National Oceanic and Atmospheric Administration
Atmospheric air pressure is often given in millibars
National Hurricane Center
seasonal prevailing wind in the region of the Indian subcontinent and Southeast Asia
lose daylight visibility in heavy fog, snow, or rain
wind speeds and directions at various levels in the atmosphere
the felt air temperature on exposed skin due to wind