Search results (1,427)

, with linear trend indicated.   Figure 2. Arctic sea ice extent in September 2019, compared to the record low year of 2012 and the 1981-2010 average, with regions named in the text labelled. Data are from HadISST1.2.   Melt season review Summer 2019 was exceptionally warm in the Arctic (Figure 3

Summary Arctic sea ice extent for September 2025 was 5.23 million sq km according to the OSI SAF Sea Ice Index, well below the 1981-2010 average but among the higher September extents observed since 2007 Ice loss was above average early in the 2025 melt season, however this was mainly due

was notably, although not exceptionally, warm. Two very warm periods occurred early and late in the season, both of which corresponded with rapid sea ice loss. However, for the middle of the melting season conditions were cooler with near-average ice loss. Predictions of September 2022 sea ice tended

for both methods throughout the melt season (Figure 4). This is likely because the immediate effect of the July Arctic Dipole was to cause an Arctic-wide drop in ice concentration, which did not feed through into ice extent until much later in the season. Figure 4. An evaluation of predictions of 2023

Office week ahead: Calm start but turning very wet and windy Author: Press Office 29 September 2025 The week ahead promises a classic mix of seasonal weather across the UK. From chilly mornings and fog patches to spells of sunshine, followed by a turn to wetter and windier conditions, the coming days

This weekend’s weather will be changeable, with periods of wet and windy weather interspersed with brighter spells.

Saturday will bring a distinctly unsettled start to the weekend, as showers sweep northeast and east across the UK. These showers may be heavy and prolonged at times, with the most widespread wet weather expected early on in northern areas. As the day progresses, showers will become more focused

This weekend’s weather will be changeable, with periods of wet and windy weather interspersed with brighter spells.

Saturday will bring a distinctly unsettled start to the weekend, as showers sweep northeast and east across the UK. These showers may be heavy and prolonged at times, with the most widespread wet weather expected early on in northern areas. As the day progresses, showers will become more focused

This forecast was issued on 21 May 2025. An updated seasonal forecast has since been issued in early August. Please see the link below for details. Early August updated seasonal forecast for the whole North Atlantic tropical storm season 2025 Forecast for June to November 2025 Issued 21 May 2025