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, and often relatively warm. Although ice loss was quite slow early and late in the season, ice loss was very fast during the second half of July, possibly in association with southerly winds and storms in the Siberian coastal seas. Predictions of September ice extent this year as submitted to the Sea

in the Laptev, Kara, Chukchi and western Beaufort seas. • Weather conditions in the Arctic this summer were quite unsettled, and often relatively warm. Although ice loss was quite slow early and late in the season, ice loss was very fast during the second half of July, possibly in association

in the second week. A settled spell followed, then from the 26th a very cold easterly flow brought increasingly widespread snow and some notably low daytime temperatures for the end of February. It was a generally sunny month, especially in the west and south. The mean temperature for February

and social data will mean that forecasts and projections for risk-based planning will be significantly improved.  One example of how this will be used is in creating very detailed city scale simulations to provide localised climate information to improve city design, such as public transport

to support you with discussing tornadoes. What is a tornado? A tornado is a rapidly rotating column of air that reaches between the base of a storm cloud and the Earth’s surface. They form in very unsettled weather conditions as part of severe thunderstorms. Many conditions need to be present

of ice of thickness below 2m across the Pacific sector of the Arctic Ocean (Figure 6), a level below which sea ice has been shown to be very likely to melt completely during summer (Keen et al., 2013). Figure 5. Average November-March surface air temperature for the region north of 70°N from 1970

, Autumn 2021 has been very warm overall, with only a few short cold spells interrupting what has been a very mild three-month period. “England, Wales, Northern Ireland and Scotland all reported Autumn mean temperatures within their top five ever recorded, which highlights just how mild this period has

if you are going in the water.  “RNLI lifeboats and lifeguards have had 4 times as many rescues of inflatables so far this summer than they did last year. They can be very dangerous and we urge the public to respect the water when having fun using inflatables this summer. Please do not use

❖UKESM has too much rainfall in the light rainfall category and too little rainfall in the very heavy category Figure 2: Fractional contribution of light (0.005 to 10 mm/day) precipitation to total precipitation over each 2 o grid point in UKESM, during DJF, using 3-hourly data: (column 1) IMERG

of this month’s impacts centred around the very disturbed spell from 16th to 21st; Storm Dudley was the first of three named storms. ScotRail closed 95% of its network as a precaution measure from 16:00 on the 16th, with trees falling onto overhead wires. Sailings from Larne and Cairnryan were cancelled. Fallen