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• PowerPoint Presentation

  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 climatology. The data used in this map are from the NOAA Climate

• uk_monthly_climate_summary_201811pdf

  but turning mild by the 3rd. Persistent rain slowly cleared away from eastern parts on the 1st, with brighter weather elsewhere but some scattered showers in the west. A ridge of high pressure brought a dry sunny day but for a few light showers in the north-west on the 2nd, with 9.1 hours of sunshine

• PowerPoint Presentation

  analysis vs observations JJA New 4.4 km – 9km High resolution data assimilation New + analysis 4.4 km – 9km 4.4 km improved against observations Still some degradation in the tropics Z. Zaplotnik, J. Schröttle, E. Orlandi and J. Bandeiras A more detailed look… Convection Too much light precipitation

• PowerPoint Presentation

  international modelling centres. Much More Likely Below Normal Near-Normal Above Normal Likely Likely Much More Likely Climate Outlook Africa: November to August Overview 5 Global Outlook - Rainfall Outlook: El Niño-Southern Oscillation (ENSO) – Whilst oceanic indicators, including sea surface temperatures

• PowerPoint Presentation

  (November-January). However, other centres (such as BoM) have predictions which are much more finely balanced between ENSO-neutral and La Niña. Clearly, there is some uncertainty with predictions. Most likely is that ENSOneutral conditions will persist for the next couple of months, with any transition

• PowerPoint Presentation

  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 blue

• PowerPoint Presentation

  Climate Prediction Centre / NCEP statement (PDF) stating that: “There is a ~60% chance of a transition from La Niña to ENSO-Neutral during the Northern Hemisphere spring 2021 (April-June).” Despite this trend La Niña will continue to be a dominant driver of rainfall patterns, especially in the tropics

• 150414 International Consultation FINAL

  PWS International Products Consultation Executive Summary Although this was a fairly light touch consultation due to limited Secretariat resources, the evidence in this report is enough to be able to give some broad conclusions to the questions posed: 1. Are the current international services

• asia-climate-outlook---september-2023-v2.pdf

  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 climatology. The data used in this map are from the NOAA Climate Prediction Center

• NCIC Monthly Summary

  southern areas by midday on the 2nd, with sunshine for most parts but isolated showers over Cumbria. The 3rd was cloudier, with rain, mostly light and patchy, for northern and central parts. Again it was generally cloudy on the 4th, with local mist or fog patches first thing, and rain, heavy at times