1. © Crown copyright Met Office DIAMET forecast products

2. © Crown copyright Met Office So far … Document by John Methven - Intranet products Additional input Geraint Vaughan, David Schultz, Sue Gray, Doug Parker

3. © Crown copyright Met Office Methods of access / transmittion External web pages (MO, GFS, JMA, ECMWF) Met Office DIAMET web page (password) Meteo France? Met Office internal web pages Email Phone Aircraft communication

4. © Crown copyright Met Office Methods of access / transmittion External web pages (MO, GFS, JMA, ECMWF) Met Office DIAMET web page (password) Met Office internal web pages Email Phone Aircraft communication Phil Brown, Richard Cotton, Elizabeth Ostrom

5. © Crown copyright Met Office Models / lead times 15 days MOGREPS-15 5-6 days Global, MOGREPS-15/G, 4km 1-2 days Global, NAE, 4km, UKV, MOGREPS-R MOGREPS-1515-day global ensemble (60km) 00 UTC Global6 days (25km) 00, 12 UTC (06,18 UTC 2 days) Ext 4km5 days (4km) 00, 12 UTC MOGREPS-G3 day global ensemble (40km) 00, 12 UTC NAE36 hours (12km) 00, 06, 12, 18 UTC MOGREPS-R36-hour regional ensemble (18km) 06, 18 UTC 4km36 hours (4km) 03, 09, 15, 21 UTC UKV36 hours (4 – 1.5km) 03, 09, 15, 21 UTC

6. © Crown copyright Met Office Models / lead times 15 days MOGREPS-15 5-6 days Global, MOGREPS-15/G, 4km 0-2 days Global, NAE, 4km, UKV, MOGREPS-R MOGREPS-1515-day global ensemble (60km) 00 UTC Global6 days (25km) 00, 12 UTC (06,18 UTC 2 days) Ext 4km5 days (4km) 00, 12 UTC MOGREPS-G3 day global ensemble (40km) 00, 12 UTC NAE36 hours (12km) 00, 06, 12, 18 UTC MOGREPS-R36-hour regional ensemble (18km) 06, 18 UTC 4km36 hours (4km) 03, 09, 15, 21 UTC UKV36 hours (4 – 1.5km) 03, 09, 15, 21 UTC

7. © Crown copyright Met Office Models / lead times 15 days MOGREPS-15 5-6 days Global, MOGREPS-15/G, 4km 0-2 days Global, NAE, 4km, UKV, MOGREPS-R MOGREPS-1515-day global ensemble (60km) 00 UTC Global6 days (25km) 00, 12 UTC (06,18 UTC 2 days) Ext 4km5 days (4km) 00, 12 UTC MOGREPS-G3 day global ensemble (40km) 00, 12 UTC NAE36 hours (12km) 00, 06, 12, 18 UTC MOGREPS-R36-hour regional ensemble (18km) 06, 18 UTC 4km36 hours (4km) 03, 09, 15, 21 UTC UKV36 hours (4 – 1.5km) 03, 09, 15, 21 UTC

8. © Crown copyright Met Office MOGREPS-15 Internal web page Tim Hewson, Helen Titley Locations of Lows and Frontal Waves

9. © Crown copyright Met Office MOGREPS-15 Internal web page Tim Hewson, Helen Titley Locations of fronts

10. © Crown copyright Met Office Global Internal web page Precipitation & PMSL

11. © Crown copyright Met Office Global Internal web page Precipitation & PMSL Global, Current Weather, JCMM, Andy Macallan

12. © Crown copyright Met Office Global Internal web page Adrian Semple Forecast differences

13. © Crown copyright Met Office Extended 4 km Internal web

14. © Crown copyright Met Office Possibilities NAE w RH PV u,v Precip PMSL PV P levels Sue Gray

15. © Crown copyright Met Office Forecast timings

16. © Crown copyright Met Office Winds NAE Possibilities 00, 12 UTC

17. © Crown copyright Met Office w RH PV u,v (P levels) Precip, PMSL, freezing level Forecast variables / flight information e.g. 00, 12 UTC NAE 3-hourly fields Available ~04 UTC, 16 UTC JCMM generated diagnostics Radar & NAE precip on same projection T+3 – T+9 Reach compromise on what we want

18. © Crown copyright Met Office

19. Test NAE product generation for 1 field (AM, NR, HL) Compromise on intranet products required (All) Construct external password DIAMET pages (PB,EO,RC) Complete NAE product generation for a few fields and allow access from DIAMET pages (AM, EO, NR, HL …) Radar & satellite? IOP field retention / rolling archive? All the other things Ive forgotten! Tasks

20. © Crown copyright Met Office