• First nor´easter of winter should bring up to 24 inches / 60 cm of snow ...

    After powerful storm in Northeast in first December 2020 days, which brought a blizzard conditions mainly to Cleveland and northern Ohio, but too in other parts of neighboring parts of Northeast and Midwest, is here another powerful storm - the first nor´easter of Winter 2020/2021! Until Saturday´s, 5. December 2020 ...
  • Northern USA with December Indian summer too, next week +20°C / 68°F

    Already on Tuesday, 1. December we wrote about expected anomalously warm conditions in Canada during early Winter 2020/2021 /https://mkweather.com/2020/12/01/mini-indian-summer-in-canada-in-december-20c-68f//, linked with combination of circulation patterns La nina, AO-, NAO- and PNA+ /https://mkweather.com/2020/11/27/ao-pattern-in-outlook-southern-usa-with-winter-canada-mini-indian-summer//, which cause colder conditions across the USA during these days and extremely warm weather in Canada. Although in ...
  • Snowstorm in Oklahoma and Kansas: up to 14 inches / 36 cm of snow, in ...

    Storm from Northeast and Great Lakes area will shift over northeasternmost parts of the USA and Canada on Thursday, 3. December 2020 and on its back side was flowing far to the south very cold Arctic air. In Kansas and Oklahoma, regional blizzard has occurred, while rest of Midwest and ...
  • AO - pattern in outlook: Southern USA with winter, Canada mini-Indian summer

    In November 2020, AO+ phase was persisting, with very cold patterns in Canada, but warm weather across the USA, in general, minimally until 15.11., or regionally 20.11., when circulation has started to change. During these days, next AO- / NAO- phase is here, with peak at the beginning of December ...
  • TOP 20 La nina winter precipitation patterns since 1950 in the USA / NOAA

    NOAA has published a report with maps of Winter precipitation patterns during 20 strongest La nina events since 1950. We should compare these outputs with an average behavior of La nina in the USA. In the most cases, very rainy / snowy Northwest has appeared with ratio 13:7 (wet:dry). Too, ...
  • First two weeks of Winter 2020/21 in Europe: very cold forecast

    It appears, that since this weekend, minimally until 12. December 2020 is waiting us very cold winter weather in continental Europe, with next doses of severe frosts, and lot of snow! Next and very long, around 14-day coldwave starts already on Saturday, 28. November, when on the back side of ...
  • *WINTER FORECAST 2020/2021* - FINAL OUTLOOK

    Its already end of November 2020 and we should recapitulate, if late autumn coldwaves really have occurred in parts of Europe and Northern America and if next early winter coldwaves are prepared for early Winter in intentions of Mkweather Autumn 2020 and Winter 2020/2021 seasonal forecasts /AUTUMN AUGUST; WINTER JULY; ...
  • Autumn forecast for Canada: NAO- warm autumn (and cold autumn in Europe)?

    Accuweather has published a forecast for autumn 2020 for Canada, too. From infographics is evident, that many parts, mainly northern and eastern Canada are waiting warm autumn 2020. Only one area with temperature below average would be northwest of the territory (and part of Alaska). Precipitation would be below in ...