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likely that this year will see a continuation of the post-2007 sea ice conditions, whereby every year since 2007 (inclusive) has recorded a September extent lower than every year before 2007. Each year, scientific centres around the world submit predictions of September Arctic sea ice extent

on technology driven systems, it is only in The likelihood Whilst severe events leading to total failure of GNSS are rare, relatively common space weather events can still have minor disruptions on navigation systems, which can still be significant to an industry where navigation is at the centre of its

of the low temperatures (with hard frosts lasting for well over a week), rather than the snowfalls, which were generally unexceptional for the time of year, and conditions were mitigated to some extent by some welcome winter sunshine and relatively light winds. The graph below compares UK area-average

PWSCG (37) Meeting 11:00 – 16:00 Wednesday 28 th September 2016 MCA Maritime Operations Centre, Fareham, Hampshire Minutes Wyn Williams (WW) Denise Harker (DH) Sarah Jackson (SJ) Paul Riches (PR) Keith Hodgkinson (KH) Paul Furlong (PF) Alessia Morris (AM) Andy Wells (AW) Nathan Travis (NT) George

on the 21st and 22nd, but otherwise patchy and light, with some bright, sunny spells. This pattern of unsettled weather continued for the rest of the month. The UK experienced its warmest May on record, in a series going back to 1884. The UK provisionally recorded a mean temperature of 13.1°C, 2.4°C above

on the 21st and 22nd, but otherwise patchy and light, with some bright, sunny spells. This pattern of unsettled weather continued for the rest of the month. The UK experienced its warmest May on record, in a series going back to 1884. The UK provisionally recorded a mean temperature of 13.1°C, 2.4°C above

following a cloudy start, then light rain on the 11th moved slowly southwards, with brighter weather following into the north. The 12th was generally cloudy with some rain at times. 13th to 20th High pressure dominated, giving mostly dry sunny weather. The 13th and 14th were dry and mostly sunny

to generate the clutter map 10 ZDR/PhiDP offset correction Using the birdbath method introduced by Gorgucci et al. (1999): Thresholds related to light rain are set: • VPs containing 2 or more consecutive bins of Z DR in the rain region, With corresponding values of: • 5 dBZ < Z � < 30 dBZ ρ �V > 0.98

percentile being the warmest in the 1981-2010 climatology. Orange and red shading represent values above the 80th (Warm) and 90th (Hot) percentile, respectively; regions shaded in light and dark blue indicate values below the 20th (Cool) and 10th (Cold) percentile, with respect to the 1981-2010

shown in the map indicate a ranking of temperature, with the 0th percentile being the coolest and the 100th percentile being the warmest in the 1981-2010 climatology. Orange and red shading represent values above the 80th (Warm) and 90th (Hot) percentile, respectively; regions shaded in light and dark