1. WEATHER AND METEOROLOGY Petr Jedlička

2. WEATHER WEATHER AERODROME WEATHER AERODROME WEATHER ABREVIATIONS ABREVIATIONS

3. WEATHER Is the state of the atmosphere, at precise time and given position. It is given by observed atmospheric phenomena such as temperature, moisture, wind, barometric pressure, clouds,… Is the state of the atmosphere, at precise time and given position. It is given by observed atmospheric phenomena such as temperature, moisture, wind, barometric pressure, clouds,… Meteorology – is a science studying atmosphere Meteorology – is a science studying atmosphere

4. Temperature Dewpoint Dewpoint °C °C

5. Wind Movement of the air mass Movement of the air mass direction/speed direction/speed Gust, wind shear, squall (line) Gust, wind shear, squall (line) Head-, cross-, tailwind Head-, cross-, tailwind

7. Clouds Low level Low level –stratus Medium level Medium level –alto high level high level –Cirrus Cb Cb

8. Pressure QNH QNH QFE QFE Standard atmospheric pressure Standard atmospheric pressure hPa, Torr hPa, Torr

9. Aerodrome weather METAR METAR –METAR LKCV 301900Z 13010KT 9999 OVC020 02/M02 Q1013 NOSIG= TAF TAF –TAF LKCV 301700Z 3018/3118 12010KT 7000 OVC017 BECMG 3019/3021 15018G35KT PROB30 TEMPO 3106/3111 15025G45KT PROB30 TEMPO 3109/3115 4000 -RA BR OVC015= SPECI SPECI

11. Abbreviations BECMG, BLSN, DZ, DU, BCFG, FZRA, GR, HZ, HVY SHSN, ICE, BR, RERA, SH, FU, TS, HVY TSGRRA BECMG, BLSN, DZ, DU, BCFG, FZRA, GR, HZ, HVY SHSN, ICE, BR, RERA, SH, FU, TS, HVY TSGRRA PRECIPITATION PRECIPITATION WIND SHEAR WIND SHEAR ICING ICING

12. Sources: Sources: L-3 L-3 Presentation Presentation