When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. 3 surprising places in the tropics that have had freezes - AOL

    www.aol.com/weather/3-surprising-places-tropics...

    There's the famous, or better yet infamous, polar vortex, a large pocket of very cold air that sits over the planet's poles. A high pressure system can dis 3 surprising places in the tropics that ...

  3. Tehuantepecer - Wikipedia

    en.wikipedia.org/wiki/Tehuantepecer

    The synoptic condition is associated with the formation of high-pressure systems in Sierra Madre in the wake of an advancing cold front. Tehuantepecers primarily occur during the cold season months for the region in the wake of cold fronts, between October and February, with a summer minimum in July caused by the westward extension of the Azores-Bermuda high pressure system.

  4. Hoy No Circula - Wikipedia

    en.wikipedia.org/wiki/Hoy_No_Circula

    Hoy No Circula (literally in Spanish: "today [your car] does not circulate", known as No-drive days) is the name of an environmental program intended to improve the air quality of Mexico City. A similar coordinated program operates within the State of México , which surrounds Mexico City on three sides.

  5. Upper tropospheric cyclonic vortex - Wikipedia

    en.wikipedia.org/wiki/Upper_tropospheric...

    An upper tropospheric cyclonic vortex is a vortex, or a circulation with a definable center, that usually moves slowly from east-northeast to west-southwest and is prevalent across Northern Hemisphere's warm season. Its circulations generally do not extend below 6,080 metres (19,950 ft) in altitude, as it is an example of a cold-core low.

  6. Southern New Mexico snow & bitter cold air

    www.aol.com/southern-mexico-snow-bitter-cold...

    NEW MEXICO (KRQE) – Snowy, breezy, and bitterly cold conditions are the big weather stories with most of the snow south of I-40 causing travel issues with localized low visibility because of not ...

  7. Cut-off low - Wikipedia

    en.wikipedia.org/wiki/Cut-off_low

    The diameter of a cut-off low can vary from a few hundred to a thousand kilometers. The air there is homogeneous and without a front line separating it from the surrounding masses, while having a decisive influence on the weather. It then most often leads to an atmospheric blocking circulation and the formation of an upper level low. High cold ...

  8. Southern states declare emergencies ahead of potentially ...

    www.aol.com/coldest-wind-chills-years-threaten...

    Much of the US plunged into cold air. A brutally cold blast of Siberian air has caused temperatures to plummet 20 to 30 degrees below normal from the Canadian border to the Mexican border and ...

  9. 2000 Atlantic hurricane season - Wikipedia

    en.wikipedia.org/wiki/2000_Atlantic_hurricane_season

    A strong tropical wave exited the west coast of Africa on August 16. No development occurred until August 19, when convection began consolidating around a well-defined low-level circulation. As a result, the system became Tropical Depression Seven at 1800 UTC on that same day, while located about 1,035 miles (1,666 km) east of the Windward ...