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Mauna Loa carbon dioxide forecast for 2019

.  This is reflected in our uncertainty estimates. Estimates from the Global Carbon Budget suggest that although fossil fuel emissions increased in 2018 compared to 2017, emissions from land use change declined by approximately the same amount. Therefore the total anthropogenic CO2 emissions did

John_Marsham_ppt.pptx

@ <1000km scale smoothed out. 39 daily initialisations, each run 48hrs 3 x 39 x 2 = 234 CP model days 1.5km grid, explicit convection (RAL3.2) JULES land, SM from 10 year CP run Sensitivty experiments - spectra [email protected] Plot ratio of mean percentage of total spectral power at given length

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New March sunshine records

average for the month, with a total of 192.5 hours of sunshine in the month. Scotland was similarly sunny, with 64% more sunshine hours than average, with a total of 160.1 hours. That sunny and clear picture was replicated across much of the UK. England had its second sunniest March with 168.1 hours

Relative operating characteristic (ROC)

with a range of 'trigger' thresholds (triangles) are plotted. The vertical axis gives the hit rate, defined as the number of times the event was forecast (with probability above a certain threshold) and later observed to occur. The hit rate is expressed as a ratio of the total number of occasions on which

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Extreme weather reveals changing climate

. Overall, the longest dry spells have decreased by 2.5 days, on average. Rainfall from extremely wet days: Total annual precipitation from falling on the wettest days, averaged over climatological reference periods. UK: 1961-1990 average 64.0 mm; 2008-2017 average 75.0 mm. Total rainfall from extremely wet days has increased by about 17%.

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Wet and windy weather for some

to be downgraded to an ex-tropical system by Tuesday evening as it continues east over the cool waters of the North Atlantic. However, the remnants of the system plays a background role in some of the rainfall totals we may see on Wednesday and Thursday.  Jason Kelly explained: “While Ernesto itself will have

dry-weather-during-2003---met-office.pdf

Dry weather during 2003 Rainfall totals have generally been below average for most of the year, however, there have been exceptions. May, June and July have been close to or above average, whilst August and September have been exceptionally dry in many areas. October has also seen below-average

Regional extremes observations

on the date shown Highest rainfall  between 2100 UTC on the previous day to 2100 UTC on the date shown Sunniest between 2100 UTC on the previous day to 2100 UTC on the date shown The information provided uses the initial data as it is received; observations are subject to a final quality control afterwards. This is particularly the case for rainfall totals during snow events.

mo-state-of-uk-climate-2016-v4.pdf

provides average values (°C). 22 Precipitation The UK rainfall total for 2016 was 1100mm, 95% of the 1981-2010 average, considerably drier than the previous two years and comparable overall to 2013. No individual region deviated by more than 10% from average, although some areas locally recorded less

Microsoft Word - 2023_09_storm_ciaran_2.docx

. This was particularly unwelcome following the wet October when large areas of central and eastern England, eastern Scotland, the east of Northern Ireland parts of the South Coast recorded well over twice the monthly average rainfall. The charts below show daily rainfall totals for the first three days

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