https://www.otuzilcifm.cz/en/Cold-water and winter swimming with Otužilci FM in the River Ostravice, Frýdek-Místek. Find our swim times, advice for beginners and contact details.en-GBhttps://www.otuzilcifm.cz/en/clanky/fb-profilovka-nove-na-webu/https://www.otuzilcifm.cz/en/clanky/fb-profilovka-nove-na-webu/Sun, 13 Sep 2026 09:43:37 GMTThe FB profile picture editor is live on the website: five logo positions, 50–100% sizing, an edge margin and PNG download. App release awaits Google Play approval.https://www.otuzilcifm.cz/en/clanky/zahajeni-8-sezony-otuzovani-u-zida-2026/https://www.otuzilcifm.cz/en/clanky/zahajeni-8-sezony-otuzovani-u-zida-2026/Wed, 09 Sep 2026 05:10:38 GMTOur eighth season at U Žida in Frýdek-Místek starts on 3 October 2026 at 9am and runs until 27 March 2027. New swimmers are welcome.https://www.otuzilcifm.cz/en/clanky/jsem-tu-ke-stazeni-google-play/https://www.otuzilcifm.cz/en/clanky/jsem-tu-ke-stazeni-google-play/Fri, 04 Sep 2026 08:00:00 GMTJSEM TU! on Google Play and in web BETA: ages 9+, with parental consent until 16. An online cold-water swimming diary and group activities. Czech interface.https://www.otuzilcifm.cz/en/clanky/jak-se-spravne-otuzovat/https://www.otuzilcifm.cz/en/clanky/jak-se-spravne-otuzovat/Fri, 21 Aug 2026 13:35:00 GMTHow do you start cold-water swimming, and how do you approach it sensibly? Otakar Zemek's practical guide puts regular practice and safety first, without miracle methods.https://www.otuzilcifm.cz/en/clanky/cold-water-shock-u-zkusenych-otuzilcu/https://www.otuzilcifm.cz/en/clanky/cold-water-shock-u-zkusenych-otuzilcu/Fri, 21 Aug 2026 10:00:00 GMTA transcript of a discussion between Ota Zemek and AI about whether experienced cold-water swimmers are also at risk of cold-water shock, and what the studies actually establish.https://www.otuzilcifm.cz/en/clanky/kolik-metru-je-to-pres-reku-a-zpet/https://www.otuzilcifm.cz/en/clanky/kolik-metru-je-to-pres-reku-a-zpet/Fri, 19 Jun 2026 18:00:00 GMTI measured the width of the Ostravice at U Žida weir, along with our entry pool. It is 48.6 metres across the river — and at least a hundred metres there and back when you actually swim it.https://www.otuzilcifm.cz/en/5684/archivni-videa-otuzilcu-fm-jsem-presunul-na-zoneramu/https://www.otuzilcifm.cz/en/5684/archivni-videa-otuzilcu-fm-jsem-presunul-na-zoneramu/Fri, 08 May 2026 06:24:00 GMTAfter repeated restrictions on the Otužilci FM YouTube channel, I decided to move the videos to Zonerama. It is mainly an archive; I mostly post new videos on Facebook…https://www.otuzilcifm.cz/en/5664/ukonceni-sezony-informace-o-vsem-pro-vsechny/https://www.otuzilcifm.cz/en/5664/ukonceni-sezony-informace-o-vsem-pro-vsechny/Mon, 16 Mar 2026 17:42:32 GMTThose of you who have shared a winter or two with us already know what our end-of-season gathering is like. Here is a refresher — it has been a year, after all. And for our newcomers…https://www.otuzilcifm.cz/en/5653/pozvanka-na-ukonceni-sezony-a-4-otuzilecky-duathlon/https://www.otuzilcifm.cz/en/5653/pozvanka-na-ukonceni-sezony-a-4-otuzilecky-duathlon/Wed, 25 Feb 2026 09:03:18 GMTOur traditional end-of-season gathering for cold-water and winter swimmers takes place at 9 am on Saturday 28 March 2026. It is a joint event for the groups from Frýdek-Místek and…https://www.otuzilcifm.cz/en/5648/79-rocnik-memorialu-alfreda-nikodema-2025/https://www.otuzilcifm.cz/en/5648/79-rocnik-memorialu-alfreda-nikodema-2025/Sun, 02 Nov 2025 18:23:17 GMTOn Friday 26 December 2025, Prague's Vltava River beside Slovanský Island will host the 79th Alfred Nikodém Memorial, a celebration for winter swimmers. The event is organised by…https://www.otuzilcifm.cz/en/5643/zahajili-jsme-7-sezonu-spolecneho-zimniho-plavani-u-zida/https://www.otuzilcifm.cz/en/5643/zahajili-jsme-7-sezonu-spolecneho-zimniho-plavani-u-zida/Sat, 04 Oct 2025 16:59:27 GMTA picture is worth a thousand words, so I will keep this brief. Today, 4 October 2025, another excellent turnout marked the start of our seventh season of winter swimming together in…https://www.otuzilcifm.cz/en/5618/v-sobotu-4-rijna-v-9-hodin-opet-zaciname/https://www.otuzilcifm.cz/en/5618/v-sobotu-4-rijna-v-9-hodin-opet-zaciname/Sat, 16 Aug 2025 16:26:00 GMTAn invitation to the start of our seventh season of winter swimming together at U Žida.https://www.otuzilcifm.cz/en/5612/ukonceni-sezony-2024-2025-otuzilcky-duathlon/https://www.otuzilcifm.cz/en/5612/ukonceni-sezony-2024-2025-otuzilcky-duathlon/Wed, 02 Apr 2025 08:10:00 GMTAfter six months of winter swimming together, we joined our friends from Beskydský ledoborec in Frýdlant nad Ostravicí to say goodbye: to the river, the weir and one another…https://www.otuzilcifm.cz/en/5600/duathlon-2025-pravidla-zavodu/https://www.otuzilcifm.cz/en/5600/duathlon-2025-pravidla-zavodu/Tue, 18 Mar 2025 12:17:53 GMT“Duathlon 2025 — race rules”: an update from Otužilci Frýdek≈Místek, the group that meets for cold-water and winter swimming in the River Ostravice.https://www.otuzilcifm.cz/en/5591/pozvanka-na-ukonceni-sezony-a-3-otuzilecky-duathlon/https://www.otuzilcifm.cz/en/5591/pozvanka-na-ukonceni-sezony-a-3-otuzilecky-duathlon/Sun, 02 Mar 2025 15:49:35 GMTOur traditional end-of-season gathering for cold-water and winter swimmers takes place at 9 am on Saturday 29 March 2025. It is a joint event for the groups from Frýdek-Místek and…https://www.otuzilcifm.cz/en/5584/78-rocnik-memorialu-alfreda-nikodema-2024/https://www.otuzilcifm.cz/en/5584/78-rocnik-memorialu-alfreda-nikodema-2024/Mon, 25 Nov 2024 09:22:14 GMTOn Thursday 26 December 2024, Prague's Vltava River beside Slovanský Island will host the 78th Alfred Nikodém Memorial, a celebration for winter swimmers. The event…https://www.otuzilcifm.cz/en/5577/poprve-v-sezone-snih-a-ledova-voda-39c/https://www.otuzilcifm.cz/en/5577/poprve-v-sezone-snih-a-ledova-voda-39c/Sat, 23 Nov 2024 12:41:53 GMTOur second month of winter swimming together at U Žida in Frýdek-Místek is drawing to a close. The river temperature has been falling slowly but steadily. Today, after the snowfall, it dropped below 4°C, the point at which…https://www.otuzilcifm.cz/en/5572/6-sezona-spolecneho-otuzovani-u-zida-zahajena/https://www.otuzilcifm.cz/en/5572/6-sezona-spolecneho-otuzovani-u-zida-zahajena/Sun, 06 Oct 2024 14:31:15 GMTDespite complications with the flood clean-up, less-than-ideal weather and water that could have been clearer, we began our sixth season on the first Saturday in October, as planned…https://www.otuzilcifm.cz/en/5568/povodne-v-zari-2024-ponicily-jez-u-zida/https://www.otuzilcifm.cz/en/5568/povodne-v-zari-2024-ponicily-jez-u-zida/Wed, 25 Sep 2024 06:17:51 GMTThe severe floods in mid-September caused widespread damage. Unfortunately, U Žida weir, where we meet for winter swimming, was not spared. Repairs…https://www.otuzilcifm.cz/en/5465/novy-youtube-kanal-otuzilci-fm/https://www.otuzilcifm.cz/en/5465/novy-youtube-kanal-otuzilci-fm/Fri, 24 May 2024 19:00:25 GMTThe Otužilci FM YouTube channel, built up over almost four years with hundreds of thousands of views and hundreds of subscribers, was removed without a detailed explanation. Life goes on, so I am uploading…https://www.otuzilcifm.cz/en/5460/ukonceni-5-sezony-otuzilecky-duathlon/https://www.otuzilcifm.cz/en/5460/ukonceni-5-sezony-otuzilecky-duathlon/Mon, 01 Apr 2024 13:02:38 GMTWe had a wonderful day at U Žida on 30 March 2024. Together with our swimming friends from Frýdlant nad Ostravicí, we brought six months of cold-water…https://www.otuzilcifm.cz/en/5447/registrace-na-2-otuzilecky-duathlon-30-3-2024/https://www.otuzilcifm.cz/en/5447/registrace-na-2-otuzilecky-duathlon-30-3-2024/Sun, 03 Mar 2024 10:44:27 GMTRegistration is now open for the second Cold-Water Duathlon. The race is part of the joint end-of-season gathering for the Frýdek-Místek and Frýdlant nad…https://www.otuzilcifm.cz/en/5439/pozvanka-na-ukonceni-sezony-a-2-otuzilecky-duathlon/https://www.otuzilcifm.cz/en/5439/pozvanka-na-ukonceni-sezony-a-2-otuzilecky-duathlon/Thu, 15 Feb 2024 15:08:09 GMTOn 30 March 2024, after six months of cold-water swimming, we will close the season at U Žida in Frýdek-Místek together with the Frýdlant nad Ostravicí…https://www.otuzilcifm.cz/en/5431/v-sobotu-rano-po-ledu-ani-pamatky-zato-bylo-krasne-se-snehem/https://www.otuzilcifm.cz/en/5431/v-sobotu-rano-po-ledu-ani-pamatky-zato-bylo-krasne-se-snehem/Sat, 13 Jan 2024 14:53:03 GMTSo we took our annual group photograph — more than one, in fact, and not just group shots. At 1.9°C, the water was perfect for winter swimmers. The…https://www.otuzilcifm.cz/en/5428/konecne-plaveme-v-ledu-a-ten-se-sam-neproboura/https://www.otuzilcifm.cz/en/5428/konecne-plaveme-v-ledu-a-ten-se-sam-neproboura/Wed, 10 Jan 2024 14:23:41 GMTOn Wednesday 10 January, it finally happened: a run of freezing days brought ice to the river. The whole entry pool and the entrance to the main Ostravice…https://www.otuzilcifm.cz/en/5417/bobtuzovani-coze-bobtuzovani-co-to-je/https://www.otuzilcifm.cz/en/5417/bobtuzovani-coze-bobtuzovani-co-to-je/Sat, 09 Dec 2023 19:58:02 GMT‘Bobtužování’ is a winter sport combining sledging and cold-water dipping. To give it a go, you need a snowy slope ending in water, a willingness to try…https://www.otuzilcifm.cz/en/5412/jak-sel-listopad-v-cislech-fotkach-a-videich/https://www.otuzilcifm.cz/en/5412/jak-sel-listopad-v-cislech-fotkach-a-videich/Sun, 03 Dec 2023 15:35:18 GMTFirst, have a look at how the water temperature in the Ostravice fell. I have extended October's chart: it only starts to get interesting when you look at a…https://www.otuzilcifm.cz/en/5404/vyvoj-teploty-vody-u-zida-za-rijen-2023/https://www.otuzilcifm.cz/en/5404/vyvoj-teploty-vody-u-zida-za-rijen-2023/Wed, 01 Nov 2023 06:45:11 GMTIt does not look particularly dramatic yet: the temperature is falling slowly but surely.https://www.otuzilcifm.cz/en/5397/trenujte-na-2-rocnik-otuzileckeho-duathlonu/https://www.otuzilcifm.cz/en/5397/trenujte-na-2-rocnik-otuzileckeho-duathlonu/Tue, 17 Oct 2023 08:19:50 GMTIt may seem early to start thinking about it, but it is not. If you want to run a marathon in the spring, now is the time to buy your trainers and start…https://www.otuzilcifm.cz/en/5393/14-dni-otuzovani-za-nami-jak-vydrzet-celou-zimu/https://www.otuzilcifm.cz/en/5393/14-dni-otuzovani-za-nami-jak-vydrzet-celou-zimu/Sat, 14 Oct 2023 13:12:42 GMTIt has been two weeks since the season began. The weather has mostly been kind to us. The water is around 15°C; only once has it been as low as 10.6°C. The…