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temperatures of 20.8 °C were recorded at St James’s Park (London) on the 23rd and Treknow (Cornwall) on the 25th. A minimum temperature of -9.1 °C was recorded at Aboyne (Aberdeenshire) on the 2nd. In the 24 hours ending at 0900 UTC on the 2nd, 51.6 mm of rain fell at White Barrow (Devon). A wind gust

of water) on height above ground levels. m 1.00E-06 [None] 3 hourly (135h-198h) m s-1 1.00E-09 [None] Hourly (0h-132h) 3 hourly (135h-198h) m s-1 1.00E-09 [None] Hourly (0h-132h) 3 hourly (135h-198h) m s-1 1.00E-09 [None] Hourly (0h-132h) m s-1 1.00E-09 [None] 3 hourly (135h-198h) m s-1 1.00E-09

of the fundamental science of the atmosphere and oceans, but an equally profound understanding of the key issues the Met Office needs to address. We also warmly welcome Catherine Quinn and Robert Drummond who replace two Non-Executive Directors, Wendy Barnes and Christine Tacon. I’m confident their appointment

. Mercado, S. Sitch, E. Blyth, O. Boucher, P. M. Cox, C. S. B. Grimmond, and R. J. Harding. The Joint UK Land Environment Simulator (JULES), model description part 1: Energy and water fluxes. Geoscientific Model Development, 4(3):677–699, 2011. doi: 10.5194/gmd-4-677-2011. URL http://www.geosci-model

be acknowledged as a supplier of this content on your application, your website, or in such other reasonable location as may be appropriate. c.  Any acknowledgement required by this paragraph 4 may additionally (at the Licensee’s discretion) include the Met Office’s logo(s) and/or device(s) provided

Applications, and is now part of the Weather Impacts Science Group. Prior to joining the Met Office Helen obtained an MSc (distinction) in Applied Meteorology and Climatology from the University of Birmingham. Her undergraduate degree was in Geography, obtained at the University of Cambridge (St Catharine's College). Helen worked at the Royal Geographical Society for two years in between her undergraduate and post-graduate studies.  

across the UK on 8 to 9 February 2019. Much of the UK recorded gusts of over 50Kt (58mph) with some exposed coastal locations exceeding 60Kt (69mph). The highest gust at a low-level station was 73Kt (84mph) at Capel Curig (Conwy). Other gusts included 66Kt (76mph) at Killowen (County Down), 65Kt (75mph) at Lake Vrynwy (Powys), 64Kt (74mph) at St Bees Head (Cumbria) and 60Kt (69mph) at Emley Moor (West Yorkshire). Last updated 13/02/2019

(113 mph) Grimsetter Airport 93 knots (107 mph) Dyce 88 knots (101 mph) Lerwick 85 knots (98 mph) Synoptic charts for 12:00 and 18:00 on 31 January 1953 Daily weather extremes Highest Maximum Temperature 7.8 °C at St Mary's (Isles of Scilly) Lowest Minimum Temperature -1.7 °C at Balmoral

3250.0 3500.0 3750.0 4000.0 4500.0 5000.0 5500.0 6000.0 m kg m-2 s-1 Hourly (1h-126h) [None] [None] Hourly (1h-126h) 1 0.1 height: 1.5 m Hourly (0h-126h) hail_fall_ accumulation- PT01H hail_fall_ accumulation- PT15M hail_fall_rate hail_fall_rate_max- PT01H height_ASL_at_ base_of_convective_ inflow

Assumptions: • Nominal Case • 15m GS antenna dish • 40 kbits/s data rate • 90W RF power • Distance: 1AU (L5) Data rate vs. phase vs. antennas size Requirement • Science data rate � 40kbits/s • HK data rate � 0.4-10kbits/s Total req. data rate � 41-50kbits/s Phase S/C Antenna GS Antenna Data Rate LEOP LGAs