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• Briefing on Arctic and Antarctic sea ice - July 2025

  ). Extent was exceptionally below average throughout the side of the Arctic bordering the Atlantic Ocean, including in Hudson and Baffin Bay, and to a lesser degree in the Laptev Sea, where melting had begun early in the first week of June. Extent was nearer average on the side bordering the Pacific

• Microsoft Word - 2026_02_storm_goretti_1.docx

  of tightest isobars in a narrow swathe immediately south-west of the low pressure centre. The chart below shows hourly mean sea level pressure at four stations along the south coast – Culdrose (Cornwall), Isle of Portland (Dorset), Shoreham Airport (West Sussex) and Langdon Bay (Kent) – indicating

• What is a Sudden Stratospheric Warming (SSW)?

  just like waves on the beach. When they break they can be strong enough to weaken or even reverse the westerly winds and swing them to easterlies. As this happens, air in the stratosphere starts to collapse in to the polar cap and compress. As it compresses it warms, hence the stratospheric warming

• What is a Sudden Stratospheric Warming?

  in the lower part of the atmosphere, such as a large area of high pressure in the northern hemisphere. This causes the Polar Night Jet to wobble and these wobbles, or waves, break just like waves on the beach. When they break, they can be strong enough to weaken or even reverse the westerly winds

• An average October comes to a close

  Ireland were cancelled and dozens of flights cancelled at Belfast City Airport due to strong winds. In Scotland, some rail services were cancelled or had speed restrictions in place. Large waves battered exposed coastlines with beach material thrown up, and over 200 homes in north-east Scotland

• Microsoft Word - 2020_09_storm_alex.docx

  Winchcombe, Gloucestershire 118.6 158 Oxford 108.8 156 Reading University, Berkshire 97.4 136 High Wycombe, Buckinghamshire 108.2 133 Rothamsted, Hertfordshire 106 131 London St James's Park 88.2 127 High Beach, Essex 86.6 118 Aboyne, Aberdeenshire 107.8 116 Guernsey Airport 107 113 Wisley, Surrey

• When will it rain next?

  Has It Been So Dry? The main reason for the dry weather is a persistent area of high pressure that’s been dominating our skies since the end of February. High pressure systems bring descending air, which suppresses cloud formation and keeps rain at bay. This particular system has become what

• uk_synop_station_list_jul24pdf

  170 51.30399 -0.09154 ENG 1988 03796 LANGDON BAY 117 51.13361 1.34326 ENG 1984 03797 MANSTON 49 51.34652 1.33539 ENG 1928 03803 SCILLY: ST MARYS AIRPORT 31 49.91465 -6.29574 ENG 1979 03808 CAMBORNE 87 50.21841 -5.32753 ENG 1978 03809 CULDROSE 76 50.0844 -5.25707 ENG 1952 03823 CARDINHAM, BODMIN 200

• Week ahead: a week of two halves

  . This will draw in increasingly warm air across much of the UK while keeping most Atlantic weather systems at bay, particularly for central, southern and eastern areas. Tuesday will be widely dry with plenty of sunshine, and it will feel notably warm for the time of year. Some cloud will begin to edge

• uk_synop_station_list_jul24.pdf

  170 51.30399 -0.09154 ENG 1988 03796 LANGDON BAY 117 51.13361 1.34326 ENG 1984 03797 MANSTON 49 51.34652 1.33539 ENG 1928 03803 SCILLY: ST MARYS AIRPORT 31 49.91465 -6.29574 ENG 1979 03808 CAMBORNE 87 50.21841 -5.32753 ENG 1978 03809 CULDROSE 76 50.0844 -5.25707 ENG 1952 03823 CARDINHAM, BODMIN 200