710 likes | 872 Views
Property of Lear Siegler. METAR. AVIATION ROUTINE WEATHER REPORT (METAR). International code format for hourly surface weather observations - Issued every hour on the hour for hundreds of locations world wide - Contain the latest available weather information. Property of Lear Siegler.
E N D
AVIATION ROUTINE WEATHER REPORT(METAR) International code format for hourly surface weather observations - Issued every hour on the hour for hundreds of locations world wide - Contain the latest available weather information Property of Lear Siegler
PURPOSE TO PROVIDE THE PILOT WITH THE LATEST WEATHER CONDITIONS AT A DESTINATION, ALTERNATE OR ANY OTHER STATION Property of Lear Siegler
CONDITIONS REPORTED Type of report Station identifier (four letters) Date and time of observation Winds Visibility Precipitation and obscurations Sky condition Temperature and dew point Altimeter setting Remarks Property of Lear Siegler
ELO 1 Interpret the heading of a METAR report
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 TYPE REPORT METAR -- ROUTINE HOURLY REPORT SPECI -- SPECIAL WEATHER REPORT COR -- CORRECTION TO PREVIOUS REPORT Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 STATION IDENTIFIER KOZR -- Cairns AAF. KMXF -- Maxwell AFB KLSF -- Lawson AAF. KBIX -- Keesler AFB. KBKF -- Buckley KFCS -- Butts AAF. KFLV -- Sherman AAF. Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • DATE & TIME • All times in UTC ( ZULU) Z- 5 = CDT Z- 6 = CST Property of Lear Siegler
ELO 2 Interpret the wind information
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • SURFACE WIND • Wind direction in reference to TRUE north and is reported to the nearest 10°. • Wind speed is a 2 minute average reported to the nearest knot . • Calm wind is shown as 00000KT. • VRB is used when direction is variable and speed is less than or equal to 6 knots. Example: VRB05KT Property of Lear Siegler
METAR KOZR 121455Z 20015KT180V260 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 METAR KOZR 121455Z 20015KT180V260 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • SURFACE WIND • Gust - fluctuations in wind speed of 10kts or more between peaks and lulls. Example: 20015G25KT • Varying. A “V” is used when wind varies 60° or more and the wind is greater than 6KTS • Peak Wind. Peak wind is reported in remarks when instantaneous speed is greater than 25 knots. Example: RMK 22030/15 Property of Lear Siegler
ELO 3 Interpret the visibility information
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • PREVAILING VISIBILITY • Visibility - The greatest horizontal distance specified objects can be seen and identified. Reported in miles and fractions of miles. • Prevailing visibility - The greatest horizontal distance that specified objects can be seen over at least one-half of the horizon, not necessarily continuous. Property of Lear Siegler
1/2SM 1/16SM 7/8SM 3/8SM Prevailing Visibility 1/2SM Property of Lear Siegler
11/2SM 3/4SM 7/8SM 1/2SM Prevailing Visibility 7/8SM Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • PREVAILING VISIBILITY • Variable visibility is explained in the • remarks section • Sector Visibility • RMK VIS N 2 Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • Runway Visual Range (RVR) - Only given when the prevailing visibility is 1SM or less and/or the RVR value is 6000FT or less. - R06/ Runway 06 plus L,C, or R - 2400FT Visibility, M400FT P6000FT - R06L/2000V4000FT Variability KOZR 221736Z 09009KT 1SM R06/3500VP6000FT +RA BR OVC008 22/21 A2999 RMK AO2A RAB1714 SLP155 $ Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT METAR KMXF 121455Z 19006KT 3/8SM METAR KLSF 121455Z 31010KT 8SM METAR KBIX 121455Z 24012G23KT 11/2SM METAR KBKF 121455Z 34012KT 7SM METAR KFCS 121452Z 33008KT 60SM METAR KFLV 121455Z 03004KT 4SM METAR KMIB 121455Z 01024KT 1/2SM Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • Precipitation • Intensity indicators • Descriptors • Obscurations • Other Present Weather • Descriptors Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27E47 FG FEW000 SLP963 T01660156 Note: The time precipitation began and/or ended will be shown in the remarks section • PRECIPITATION SYMBOLS RA- rain SN- snow DZ- drizzle PL- ice pellets GR- hail SG - snow grains GS- snow pellets IC- ice crystals UP- unknown precipitation Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ • INTENSITY INDICATORS LIGHT – MODERATE NO SIGN HEAVY + NOTE: INTENSITY INDICATORS APPLY TO THE FIRST PRECIPITATION SHOWN Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • DESCRIPTORS BC - PATCHES BL - BLOWING DR - LOW DRIFTING FZ - SUPERCOOLED/FREEZING MI - SHALLOW PR - PARTIAL SH - SHOWERS TS - THUNDERSTORM Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • OBSCURATIONS FG - FOG HZ - HAZE FU - SMOKE DU - DUST BR - MIST SA - SAND VA - VOLCANIC ASH PY - SPRAY Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • OTHER PO - DUST/SAND SWIRLS SQ - SQUALLS FC - FUNNEL CLOUD +FC - TORNADO SS - SANDSTORM DS - DUSTSTORM Property of Lear Siegler
INTENSITY DESC PRECIP DESC OBSC OTHER FG RA BL BC SQ + HZ SN BL FC DR FU DZ _ DR +FC DU SH PL FZ SS BR TS GR MI DS SA FZ SG PR VA PO GS IC PY UP RA FG SH BC Property of Lear Siegler
INTENSITY DESC PRECIP DESC OBSC OTHER FU DU BR SA VA FG RA GS SH MI FG RA BL BC SQ + HZ SN BL FC DR DZ _ DR +FC SH PL FZ SS TS GR MI DS FZ SG PR PO GS IC PY UP Property of Lear Siegler
INTENSITY DESC PRECIP DESC OBSC OTHER FU DU BR SA VA FG RA BL BC SQ + HZ SN BL FC DR DZ _ DR +FC SH PL FZ SS TS GR MI DS FZ SG PR PO GS IC PY UP +TSRAPL BLPY Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT -DZ METAR KMXF 121455Z 19006KT 3/8SM -RA METAR KLSF 121455Z 31010KT 8SM RA METAR KBIX 121455Z 24012G23KT 11/2SM TSRA METAR KBKF 121455Z 34012KT 7SM METAR KFCS 121452Z 33008KT 60SM FZDZ METAR KFLV 121455Z 03004KT 4SM -SN METAR KMIB 121455Z 01024KT 1/2SM +SN Property of Lear Siegler
ELO 4 Interpret the ceiling information
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • SKY CONDITION • SKC/CLR • FEW - 1 to 2 Octas • SCT - 3 to 4 Octas • BKN - 5 to 7 Octas • OVC - 8 OCTAS Property of Lear Siegler
CEILING DEFINED AS THE LOWEST LAYER ALOFT REPORTED AS BROKEN OR OVERCAST. IF THE SKY IS TOTALLY OBSCURED, THE VERTICAL VISIBILITY SHALL BE THE CEILING. Property of Lear Siegler
1000 3000 3000 2000 1000 2000 Observation point SCT 020 BKN 030 FEW 010 Ceiling 030 Property of Lear Siegler
1000 3000 3000 2000 1000 2000 Observation point OVC 030 SCT 010 SCT 020 Ceiling 030 Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • SKY CONDITION • SKC/CLR • FEW - 1 to 2 Octas • SCT - 3 to 4 Octas • BKN - 5 to 7 Octas • OVC - 8 OCTAS • V V - Vertical Visibility • V VIII - height not available • BKN000 - Partial Obscuration Property of Lear Siegler
SKC Property of Lear Siegler
CEILING- THE LOWEST LAYER REPORTED AS BROKEN OR OVERCAST. IF THE SKY IS TOTALLY OBSCURED, THE VERTICAL VISIBILITY SHALL BE THE CEILING. Property of Lear Siegler
Vertical Visibility: 1. The distance that the observer can see vertically into an indefinite ceiling. 2. The height corresponding to the top of a ceiling light projector beam. 3. The height at which a ceiling balloon completely disappears. IF THE SKY IS TOTALLY OBSCURED, THE VERTICAL VISIBILITY SHALL BE THE CEILING. EXAMPLE: VV004 “ Indefinite Ceiling 400 feet” Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • PARTIAL OBSCURATIONS • FEW000 - 1/8 to 2/8 sky obscured - Few clouds less than 50ft • SCT000 - 3/8 to 4/8 sky obscured - Scattered clouds less than 50ft • BKN000 - 5/8 to7/8 sky obscured - Broken clouds less than 50ft Property of Lear Siegler
ELO 5 Interpret the surface temperature and dewpoint information
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • TEMPERATURE / DEWPOINT • In Celsius M for Minus • 2 Degree spread for saturation • If temperature missing, group is omitted • If dew point missing, only temp shown Ex: 17/ Property of Lear Siegler
METAR KBKF 121455Z 34012KT 7SM CLR 2/M4 METAR KFCS 121452Z 33008KT 60SM FZDZ SCT150 BKN250 M3/M7 METAR KFLV 121455Z 03004KT 4SM -SN HZ OVCOO6M27/M28 METAR KMIB 121455Z 01024KT 1/2SM +SN BLSN OVC040M21/M22
ELO 6 Interpret altimeter setting information
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • ALTIMETER SETTING • A2982 Inches of Mercury Property of Lear Siegler
ELO 7 Interpret the remarks contained a a METAR report
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 FG FEW000 • REMARKS • Partial Obscurations (and their causes) • FG FEW000, HZ SCT000, VA BKN000 Property of Lear Siegler
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 VIS1/8V3/4 • VARIABLE PREVAILING VISIBILITY • VIS 3/4V1 1/2 • REMARKS • VARIABLE CEILING HEIGHT • - CIG BKN025 V OVC • VARIABLE SKY CONDITION • -SCT025 V BKN
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 DZB27 • REMARKS • BEGINNING AND ENDING • TSB20E44, RAE50, SNB41E54
METAR KOZR 121455Z 18005KT 1/2SM R06/2400FT DZ FG FEW000 OVC035 17/16 A2942 RMK VIS1/8V3/4 DZB27 FG FEW000 SLP963 T01660156 • REMARKS • HZALQDS • CIGRGD • SVR DWNDFTS NR MTNS • CB EBDD IN OVC • CB W MOV E, TCU OHD • SHRA U SE Property of Lear Siegler