In the highest peaks of the Carpathians in Slovakia , temperatures closely to -30°C (-29,0°C Lomnický štít, 2634 MASL) were on Friday, 12. February 2021 values reaching new temperature records
Already on Friday, 12. February 2021, temperature in Hajnáčka, untraditionally on Hungarian border, minimum temperature dropped to -24,4°C https://mkweather.com/2021/01/18/slovakia-250celsius-the-strongest-frosts-since-legendary-2017/ /. In the mountains according to SHMU, realfeel was reaching up to -50°C on Friday.
However, extremely cold night is expected from Friday to Saturday, 12.-13. February 2021, with official forecast up to -27°C, but possibility of rarely severe frosts up to -30°C!
Even stronger frosts (up to -33°C on Thursday and Friday, 18.-19. February 2021, similarly such as in Poland https://mkweather.com/2021/02/12/poland-254c-in-kasprowy-wierch-saturday-close-to-30c-next-week-33c-possible/ /.
Extremely cold air is currently shifting above Slovakia and Poland from Czechia and Germany /https://mkweather.com/2021/02/12/funtensee-germany-43c-at-the-weekend-populated-regions-below-30c/ ; https://mkweather.com/2021/02/12/czechia-302c-forecast-for-the-weekend-35c/ /. In Germanian Alps, temperature should reach -43°C -35°C -30°C
Important factors for declining of temperatures are mainly extremely low relative humidity and high snow cover /https://mkweather.com/2021/02/11/1048-hpa-pressure-high-above-central-europe-at-the-weekend-then-extremely-dry-siberian-air-and/ ; https://mkweather.com/2021/02/11/updated-estimates-of-expected-national-minimum-temperatures-ine-europe-during-ongoing-siberian-wave-2021-mk/ / and important circulation factors are mainly peaking La nina /https://mkweather.com/2021/02/05/the-coldest-earth-for-7-years-strong-impact-of-la-nina-is-here/ / and extreme strong negative phase of Arctic Oscillation /https://mkweather.com/2021/02/06/ao-index-7-this-looks-like-historic-cicrulation-conditions-next-week/ /.
Friday in Slovakia /SHMU
Read more:
https://mkweather.com/2021/02/12/funtensee-germany-43c-at-the-weekend-populated-regions-below-30c/
https://mkweather.com/2021/02/12/poland-254c-in-kasprowy-wierch-saturday-close-to-30c-next-week-33c-possible/
https://mkweather.com/2021/02/12/czechia-302c-forecast-for-the-weekend-35c/
https://mkweather.com/2021/02/12/cold-winter-in-france-continues-162c-3rd-level-of-warnings-before-snow/
https://mkweather.com/2021/02/12/england-153c-a-new-february-all-time-record-thames-frozen-first-time-since-1963/
https://mkweather.com/2021/02/11/updated-estimates-of-expected-national-minimum-temperatures-ine-europe-during-ongoing-siberian-wave-2021-mk/
https://mkweather.com/2021/02/11/1048-hpa-pressure-high-above-central-europe-at-the-weekend-then-extremely-dry-siberian-air-and/
https://mkweather.com/2021/02/11/the-uk-230c-the-coldest-night-since-1995-regionally-since-1940/
https://mkweather.com/2021/02/11/buhl-lorraine-northern-france-163celsius/
https://mkweather.com/2021/02/11/we-dont-know-when-will-be-the-end-15-days-with-extreme-siberian-frosts-before-us-2021/
https://mkweather.com/2021/02/10/2-massive-snowstorms-hit-the-usa-2021/
https://mkweather.com/2021/02/10/deadliest-week-for-avalanches-in-the-us-in-more-than-100-years-2021/
https://mkweather.com/2021/02/10/edmonton-canada-438c-only-01c-from-all-time-record-from-1994/
https://mkweather.com/2021/02/10/the-uk-even-colder-altnaharra-171c-for-the-next-night-20c-forecasted/
https://mkweather.com/2021/02/10/germany-267c-siberian-winter-minimally-until-20-february-2021-mk/
https://mkweather.com/2021/02/10/czechia-272c-next-mornings-35c-possible/
https://mkweather.com/2021/02/09/neverending-winter-siberian-blasts-until-late-march-2021/
https://mkweather.com/2021/02/09/germany-30c-forecasted-2021-siberian-winter/
https://mkweather.com/2021/02/09/the-uk-167c-the-lowest-temperature-since-2010/
https://mkweather.com/2021/02/09/hupsel-gelderland-the-netherlands-162c-the-coldest-times-since-2012-mk-2021/
https://mkweather.com/2021/02/09/austria-switzerland-and-czechia-35c-slovakia-poland-germany-and-france-30c-the-netherlands-and-belgium-25c-england-15c-the-coldest-estimates-for-this-week/
https://mkweather.com/2021/02/07/40c-in-central-europe-after-100-years-shocking-outputs-gfs-are-brutally-cold/
https://mkweather.com/2021/02/08/northern-canada-519c-southern-canada-489c-the-usa-400c-new-all-time-temperature-records/
https://mkweather.com/2021/02/08/canary-islands-10-12c-at-sea-level-heavy-snowstorms-in-the-mountains-2021/
https://mkweather.com/2021/02/07/rozanymstok-poland-already-261c-but-outputs-12c-warmer-than-expected-100-year-winter-2021/
https://mkweather.com/2021/02/08/shimla-india-66-cm-26-inches-of-snow-the-highest-snow-depth-in-30-years-2021/
https://mkweather.com/2021/02/07/canada-50c-usa-35c-58-31f-snow-should-appear-in-florida/
https://mkweather.com/2021/02/06/gfs-is-confirming-a-100-year-winter-temperatures-up-to-37c-are-real/
https://mkweather.com/2021/02/06/ecmwf-100-year-winter-38c-and-28c-in-850-hpa-over-carpathians-the-craziest-outputs-we-have-ever-seen-2021/
https://mkweather.com/2021/02/06/ao-index-7-this-looks-like-historic-cicrulation-conditions-next-week/
https://mkweather.com/2021/02/07/palermo-295c-north-macedonia-236c-hungary-181c-and-austria-176c-before-a-siberian-blast/
https://mkweather.com/2021/02/05/reserve-around-5c-near-gfs-outputs-real-temperatures-are-colder-than-returned-values/
https://mkweather.com/2021/02/04/arctic-air-in-caribbean-union-de-reyes-cuba-46c/
https://mkweather.com/2021/02/04/new-york-17-3-inches-43-cm-of-snow-6-10-the-biggest-snowstorms-after-year-2000/
https://mkweather.com/2021/02/03/guam-broke-a-71-year-old-record-205c-69f-2021-mk/
https://mkweather.com/2021/02/03/greenland-with-the-coldest-temperature-of-the-winter-summit-613c/
https://mkweather.com/2021/02/02/deadly-cold-at-the-weekend-windchill-70f-57c-in-the-usa-and-90f-68c-in-central-canada/
https://mkweather.com/2021/02/01/snowmageddon-in-new-york-city-05-meters-20-inches-expected-110-million-people-in-northeast-in-blizzard-watch/
https://mkweather.com/2021/02/02/odesa-ukraine-under-the-snow/
https://mkweather.com/2021/02/01/zamoscie-210c-lublin-ground-frosts-260c-and-bialystok-43-cm-of-snow-2nd-peak-in-poland/
https://mkweather.com/2021/02/01/jizerka-czechia-278c-the-second-peak-surprised/
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https://mkweather.com/2021/02/01/china-with-the-lowest-temperatures-for-41-years-1980-tulihe-463c/
https://mkweather.com/2021/01/31/bermuda-with-the-lowest-january-temperature-since-2006-95c/
https://mkweather.com/2021/02/01/a-vortex-of-cold-air-around-the-whole-northern-hemisphere-the-worst-winter-for-years-is-coming-2021/
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https://mkweather.com/2021/01/24/frozen-animals-mongolia-480c-and-kazakhstan-404c-with-one-of-the-most-extreme-winters-on-record/
https://mkweather.com/2021/01/21/siberia-the-strongest-frosts-since-1996-up-to-584celsius/
https://mkweather.com/2021/01/21/big-agricultural-forecast-for-the-world-2021-weather-patterns-nao-signals-and-enso-signals-mk-2021/
https://mkweather.com/2021/01/19/surprising-night-in-poland-biebrzy-297c/
Marek Kučera 
Marek Sadowski 
