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will attempt to move into the UK from the southwest on Friday morning, heralding the end of this impactful cold spell. Increasing cloud and light rain, perhaps preceded by a little snow, will begin to affect northwestern then northern parts of the UK through the weekend. Here, temperatures will be back

to be added in the right amounts to make the perfect system. • The first ingredient is energy from our Sun. The Sun importantly provides heat and light for the Earth. Hold up small button or a small ball of Blu Tack (this represents the Earth). Tell the group that if the Earth is this big, how big do we

- this is the T+ n timestep • Forecast validity time - the time the forecast is valid for, calculated from the forecast reference time + forecast period • Severity value (1 = light, 2 = moderate, 3 = severe) • Vertical height as pressure levels • Polygon unique identifier (order in which polygons are generated

and west with isolated showers in the far north. The night of the 6th/7th was cold in some places with a minimum of 0.9 °C at Tulloch Bridge (Inverness-shire), followed by another warm dry sunny day for most. The 8th and 9th were generally cloudier, with isolated patches of light rain, but it remained

these features. 5.1.1 Method 1 (RA) This is the most basic method and is a simple 12-month running average. At each hour in the time-series calculate the 1-year average of the baseline mass mixing ratios centred on this hour (y mc ). This is the longterm trend component, subtracting this from the actual

expected throughout the period. This is done using a dynamical seasonal prediction computer model of the global atmosphere-ocean system developed in the Met Office’s climate research division, the Hadley Centre. The seasonal prediction model is based on a Met Office Hadley Centre climate model

previously. This paper is the third in a series of three reports from the Met Office Hadley Centre that address the recent pause in global warming and seek to answer the following questions. What have been the recent trends in other indicators of climate over this period; what are the potential drivers

, Marine synoptic, buoy observations, light vessels, hourly rainfall, national climate and radiosonde. Covering 24 hours and all WMO and MMS stations. Popular parameters include rainfall and temperature. FTP Alphanumeric, BUFR/IWXXM DPT Global Lightning Lightning strike location data (LEELA

and eastern/central Scotland. Southeast of this boundary, it will remain very warm to hot and humid, with a small chance of an isolated afternoon thunderstorm. Winds will be light to moderate. Tuesday night will be mostly dry with variable cloud. Central and southeastern England will start clear but may

the status of the corporate Key Performance Indicators (KPIs) as the end of the financial year approached; the Board agreed a technical change to KPI 1.3 on diversity should be made for staff, but not Executive performance measures. The Board asked about the corporate strategy review in the light