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Downloaded from www.avhf.com SOUTHERN REGION METAR/TAFBRIEFING SPRING 1996.

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Presentation on theme: "Downloaded from www.avhf.com SOUTHERN REGION METAR/TAFBRIEFING SPRING 1996."— Presentation transcript:

1 Downloaded from SOUTHERN REGION METAR/TAFBRIEFING SPRING 1996

2 Downloaded from An Introduction to the ICAO Format

3 Downloaded from ICAO Weather u OBJECTIVE –Interpret and disseminate ICAO weather products. u MOTIVATION –US will comply with ICAO procedures by July 1, 1996.

4 Downloaded from ICAO Weather u METAR –Aviation Routine Weather report u SPECI –Special Aviation Weather report u TAF –Terminal Forecast u TAF AMD –Amended Terminal Forecast

5 Downloaded from Routine Aviation Weather Report (METAR) MIA SA 1856 AO2A CLR BLO /32/21/0807/997 METAR KMIA Z AUTO 08007KT 10SM CLR 12/M04 A2997 RMK AO2 SLP118

6 Downloaded from Meteorological Aerodrome Report

7 Downloaded from ORDER OF ENTRY SURFACE ANALYSIS LOCID / RPT TYPE / OBS TYPE / TIME / AUTO / SKY COND / VSBY / SIG WX / RSTN TO VSBY / SLP / TEMP / DEW PT / WIND / ALSTG/ RMKS METAR RPT TYPE / LOCID / TIME / AUTO / SFC WIND / VSBY / RVR / SIG WX / RSTN TO VSBY / SKY COND / TEMP / DEW PT / ALSTG / RMKS RPT TYPE / LOCID / TIME / AUTO / SFC WIND / VSBY / RVR / SIG WX / RSTN TO VSBY / SKY COND / TEMP / DEW PT / ALSTG / RMKS

8 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u TYPE OF REPORT

9 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u LOCATION in FOUR LETTERS –KDEN, PAFA, PHNL, CYYC, MMMX

10 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u DATE/TIME group in UTC –Observation between H+50 & 00 –International on the hour Z

11 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u AUTOMATED Weather Observations –Fully automated, no human intervention –AUTO removed when an observer is present

12 Downloaded from METAR METAR KMIA Z COR 08007KT 10SM CLR 32/21 A2997 RMK AO2 u CORRECTION –Canada - CCA,

13 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u SURFACE WIND –Direction in Three Digits –Speed in Two or Three Digits plus Gusts 00000KT VRB06KT 33012MPS 18032KPH 24015G25KT 200V KT VRB06KT 33012MPS 18032KPH 24015G25KT 200V270

14 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u VISIBILITY –20SMStatute Miles –M1/4SMAUTO only –7000Meters –15KMKilometers

15 Downloaded from METAR METAR KJFK Z AUTO 16007KT 1/4SM R21/1600FT +SN BKN045 M06/M10 A2982 RMK AO2 u RUNWAY VISUAL RANGE –R21/Runway, plus L, C, or R –1600FTVisibility, M0600FT/P6000FT –R10L/1600V2000FTVariability –Canada1600/D, 1600/U, 1600/N

16 Downloaded from METAR METAR KMIA Z AUTO 08007KT 5SM -SHRA BKN045 32/21 A2997 RMK AO2 u SIGNIFICANT WEATHER – Present at the station or in the vicinity

17 Downloaded from QUALIFIER Intensity u -Light u noneModerate u +Heavy

18 Downloaded from QUALIFIER Proximity u VCVicinity –Within 5 to 10SM of station, except precipitation is 0 to 10SM. –VCTSVCSH –VCFGVCPO –VCBLSNVCDS –VCBLDUVCSS

19 Downloaded from QUALIFIER Descriptor MIFG BCFG PRFG BLDU SHRA DRSN FZDZ TSGR VCTS VCSH

20 Downloaded from QUALIFIER Descriptor u MIShallow (mince) –MIFG u BCPatches (banc) –BCFG u PRPartial –PRFG

21 Downloaded from QUALIFIER Descriptor u SHShowers –SHRA, SHSN, SHPE, SHGR, SHGS u DRLow Drifting –DRSN, DRDU, DRSA u TSThunderstorm –TS, TSRA, TSGR, TSRASNGR

22 Downloaded from QUALIFIER Descriptor u FZ Freezing –FZRA, FZDZ, FZFG u BLBlowing –BLSN, BLSA, BLPY, BLDU

23 Downloaded from WEATHER PHENOMENA Precipitation u DZDrizzle u RARain u SNSnow u SGSnow Grains u ICIce Crystals

24 Downloaded from WEATHER PHENOMENA Precipitation u PEIce Pellets u GRHail (grele) (>1/4IN) u GSSmall Hail (gresil) or Snow Pellets (<1/4IN) u UPUnknown Precipitation

25 Downloaded from WEATHER PHENOMENA Obstructions to Visibility u BRMist (brume) (VIS 5/8 - 6) u FGFog (VIS <5/8) u FUSmoke (fumee) u VAVolcanic Ash

26 Downloaded from WEATHER PHENOMENA Restrictions to Visibility u SASand u HZHaze u PYSpray u DUDust

27 Downloaded from WEATHER PHENOMENA Other u SQ Squalls (Sudden increase at least 16 kts, at 22 kts or more lasting at least 1 min.) u SS/+SSSandstorm u DS/+DSDuststorm

28 Downloaded from WEATHER PHENOMENA Other u PODust / Sand Whirls u FCFunnel Cloud u +FCTornado or Waterspout

29 Downloaded from WEATHER PHENOMENA Examples u MIFGShallow Fog u BLSABlowing Sand u VCTSThunderstorm in the Vicinity u FZDZFreezing Drizzle u -RASNLight Rain & Snow +FC +TSRASNGR BLSN +FC +TSRASNGR BLSN

30 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM CLR 32/21 A2997 RMK AO2 u SKY CONDITION –Automated report - CLR BLO 120

31 Downloaded from METAR METAR KMIA Z AUTO 08007KT 10SM BKN035 32/21 A2997 RMK AO2 u SKY CONDITION –Cloud bases in 3 digits, 001, 011, 110 –Sky cover in OKTAs (eighths) –No ceiling designator, first BKN or OVC layer aloft is the ceiling

32 Downloaded from SKY CONDITION u SKC or CLRClear u FEW015Few > <2/8 u SCT029Scattered 3/8 - 4/8 u BKN045Broken 5/8 - 7/8 u OVC110Overcast 8/8

33 Downloaded from SKY CONDITION u BKN060TCU Towering Cumulus u OVC090CB Cumulonimbus u VV004 Vertical Visibility –Indefinite ceiling 400

34 Downloaded from SKY CONDITION Partial Obscurations u FEW000 >0 to 2/8 sky obscured –Few clouds less than five zero u SCT000 3/8 to 4/8 sky obscured –Scattered clouds less than five zero u BKN000 5/8 to 7/8 sky obscured –Broken clouds less than five zero

35 Downloaded from SKY CONDITION Partial Obscurations u 4SM BR BKN000 (RMK BR BKN000) –Visibility four, mist (fog), sky partially obscured five to seven eighths of the sky obscured by clouds u 1/2SM SN FG BKN000 BKN007 –Visibility one-half, snow, fog, sky partially obscured five to seven eights of the sky obscured by clouds, ceiling seven hundred broken

36 Downloaded from METAR METAR KATL Z AUTO 16007KT 10SM CLR 12/M04 A2982 RMK AO2 u TEMPERATURE / DEW POINT –in Celsius M for Minus –3 Degree spread for saturation –If temperature missing, group is omitted –If dew point missing, only temp shown 32/

37 Downloaded from METAR METAR KATL Z AUTO 16007KT 10SM CLR 12/M04 A2982 RMK AO2 u ALTIMETER SETTING – A2982Inches of Mercury – Q1013hectoPascals (Millibars)

38 Downloaded from METAR METAR KMIA Z AUTO 29007KT 10SM CLR 32/21 A2997 RMK AO2 WSHFT 1834 $ u REMARKS

39 Downloaded from REMARKS u VOLCANIC ERUPTIONS u TORNADIC ACTIVITY –TORNADO, FUNNEL CLOUD, WATERSPOUT u TYPE OF AUTOMATED STATION –AO1, AO2 u PEAK WIND –PK WND 20032/25

40 Downloaded from REMARKS u WIND SHIFT –WSHFT 15 u TOWER OR SURFACE VISIBILITY –TWR VIS 2 –SFC VIS 2 1/2 u VARIABLE PREVAILING VISIBILITY –VIS 3/4V1 1/2 u SECTOR VISIBILITY –VIS N 2

41 Downloaded from REMARKS u VISIBILITY AT 2ND SITE –VIS 3/4 RY11 u LIGHTNING –FRQ LTGCC NE, CONS LTGCG SW

42 Downloaded from REMARKS u DSNT –Distant, 10 to 30 miles from station u OCNL –Occasional u FRQ –Frequent u CONS –Continuous u OHD –Overhead

43 Downloaded from REMARKS u BEGINNING AND ENDING –TSB20E44, RAE50, SNB1254E41 u THUNDERSTORM LOCATION –TS OHD MOV N, TS DSNT S MOV N u HAILSTONE SIZE –GR 1 3/4 u VIRGA –VIRGA SW

44 Downloaded from REMARKS u VARIABLE CEILING HEIGHT –CIG 013V017 u OBSCURATIONS –FG FEW000, VA SCT000, FU BKN020 u VARIABLE SKY CONDITION –SCT V BKN, BKN025 V OVC u SIGNIFICANT CLOUDS –CB W MOV E, TCU OHD, ACSL W

45 Downloaded from REMARKS u CEILING AT 2ND SITE –CIG 020 RY11 u PRESSURE RISING/FALLING RAPIDLY –PRESRR, PRESFR u SEA-LEVEL PRESSURE –SLP145, SLPNO

46 Downloaded from REMARKS u AIRCRAFT MISHAP –(ACFT MSHP) u NO SPECIAL AVAILABLE –NOSPECI u SNOW INCREASING RAPIDLY –SNICR 3/17

47 Downloaded from REMARKS Examples TS NE MOV E DARK NW BR SCT000 FU BKN020

48 Downloaded from REMARKS Examples TORNADO SCT V BKN BKN014 V OVC LAST

49 Downloaded from Example METAR KATL Z 00000KT 25SM OVC030 05/03 A3018 RMK SLP145

50 Downloaded from Example METAR KATL Z AUTO 33009KT 5SM -RA BR BKN012 OVC023 08/07 A3009 RMK AO2

51 Downloaded from Example METAR KBOS Z AUTO 08024KT 3/8SM +SN FG BLSN VV003 M10/ A3011 RMK AO2

52 Downloaded from Example METAR KORD Z VRB04KT 1SM R3/5200FT FZFG BKN000 BKN009 M05/M05 A3018 RMK AO2 FZFG BKN000 VIS 3/4V1 1/4

53 Downloaded from Some More Examples METAR VHHH Z 00000KT DZ SCT005 15/15 Q1027 METAR NZAA Z 14005KT 25KM SCT034 11/08 Q METAR VVTS Z 16003MPS SHRA SCT015 SCT017 29/25 Q1008

54 Downloaded from Special Aerodrome Report

55 Downloaded from SPECI SPECI KTYS Z 32009KT 5SM RA BR SCT015 OVC027 20/18 A2979 RMK AO2 MTNS OBSCD ALQDS uSPECIAL OBSERVATIONS –between H+00 and H+50 –Aircraft Mishap (not transmitted) –Significant Weather Change

56 Downloaded from A Few More Examples SPECI KBNA Z AUTO 01013KT 10SM -RA BKN014 OVC025 06/03 A3004 RMK AO2 SLP164 SPECI KMEM Z AUTO 00000KT 10SM BKN018 BKN024 OVC033 10/06 A3013 RMK AO2 CIG 017V019 SPECI KMCN Z AUTO 02005KT 7SM -RA OVC016 08/07 A3009 RMK AO2

57 Downloaded from Aerodrome Forecast (TAF)

58 Downloaded from TAF u The expected meteorological conditions significant to aviation at an airport during the specified time. u Airport defined as the area within a 5sm radius of the center of the airport layout plan (ALP).

59 Downloaded from ORDER OF ENTRY TAF LOCID / ISSUE TIME / VALID TIME / WIND / VSBY / SIG WX / SKY COND / WS FT LOCI / VALID TIME / FROPA / SKY COND / VSBY / WX + OBVIS / WIND / RMKS

60 Downloaded from TAF TAF KATL Z KT 3SM -SHRA BKN020TCU BECMG G25KT 3SM SHRA OVC015 PROB /2SM TSRA OVC008CB -SHRA BKN020TCU BECMG G25KT 3SM SHRA OVC015 PROB /2SM TSRA OVC008CB FM KT 5SM -SHRA BKN020 OVC040 TEMPO KT 1SM SHRA FM KT 5SM -SHRA OVC020 BECMG 1315 P6SM NSW SKC=

61 Downloaded from TAF u Z DATE/TIME GROUP –When forecast was produced u VALID DATE/TIME –24-hour forecast at 00Z, 06Z, 12Z, 18Z –All forecast elements, no PROB40/PROB30 in first 6 hours u FM 2000TIME DIVIDER –From 2000Z, a rapid change, <1 hr –All forecast elements

62 Downloaded from TAF u BECMG 1315CHG INDICATOR –Becoming between 1300 and 1500Z –Gradual change - 2 hours u TEMPO 0407CHG INDICATOR –Temporarily between 0400 and 0700Z –Occurs only within time group –Each occurence less than 1 hour –Sum of occurences less than 1/2 time

63 Downloaded from TAF u PROB /PROB –Probability of 30-39% between 2000 and 2400Z of precip or TS/Probability of % between 2100 and 2300Z u P6SM –Visibility Plus 6SM, 9999 in Meters u NSW –No Significant Weather

64 Downloaded from TAF u TAF KSRQ NIL UNTIL 14Z KSRQ NIL UNTIL 14Z –No forecast until a given time u TAF KGNV NIL AMD AFT 04Z KGNV NIL AMD AFT 04Z –No amendments after a given time

65 Downloaded from TAF u FORECAST CONDITIONS –Wind –Visibility –Weather –Sky Condition –Optional Data

66 Downloaded from TAF u WIND –00000KT3KT or less –VRB04Too light to forecast –VRB25G45KTForecast TS

67 Downloaded from TAF u VISIBILITY –P6SMNo obstructions to visibility except VA u WEATHER –VCFGVis <3sm –VCSHNo qualifiers

68 Downloaded from TAF u WEATHER –NSWnot used in predominate groups (1st period and FR) –NSWno precip or obstruction to visibility –NSWdoes not exclude wx advisories or cloud layers

69 Downloaded from TAF u SKY CONDITIONS –CBOnly cloud type in TAF u OPTIONAL WS010/18040KT –Low Level Wind Shear - Surface to 2000 feet AGL –Non-convective –WS010Wind shear bases at 1000 feet

70 Downloaded from Example TAF KATL Z KT 5SM BR OVC008 TEMPO SM TSRA OVC005CB BECMG 1920 OVC010 TEMPO SM -SHRA BR OVC006 BECMG KT P6SM NSW FM KT 3SM BR BKN000 OVC008 TEMPO SM BR VV006 BECMG KT 5SM BR OVC015= FM KT 3SM BR BKN000 OVC008 TEMPO SM BR VV006 BECMG KT 5SM BR OVC015=

71 Downloaded from Another Example TAF AMD KSDF Z KT P6SM SCT100 TEMPO 0005 OVC040CB PROB SM TSRA BR FM KT P6SM SCT015 OVC040 TEMPO SM TSRA BR OVC015CB FM KT 3SM -SHRA BR SCT008 OVC012 TEMPO SM TSRA BR OVC008CB=

72 Downloaded from Just Another Example TAF KMSY Z KT 5SM SHRA SCT007CB BKN025 TEMPO G35KT 1SM +TSRA BR BKN007CB FM KT P6SM SCT015 BKN030 TEMPO SM TSRA FM KT OVC025 PROB SM -TSRA FM KT 5SM BR BKN015 PROB TSRA BECMG KT 3SM BR=

73 Downloaded from Still Another Example TAF KMEM Z KT 5SM SHRA SCT007 BKN025 TEMPO G35KT 1SM +TSRA BR BKN007CB FM KT P6SM SCT015 BKN030 TEMPO SM TSRA FM KT OVC025 PROB SM -TSRA FM KT 5SM BR BKN015 NIL AMD AFT 03Z

74 Downloaded from Any Questions? OK, then I have a few!

75 Downloaded from RESPONSE ITEM An aviation routine weather report is called a _________________. a. METAR b. TAF c. SPECI

76 Downloaded from RESPONSE ITEM An aviation routine weather report is called a _________________. a. METAR b. TAF c. SPECI

77 Downloaded from RESPONSE ITEM METAR KTYS KT 10SM SCT015 BKN032 OVC040 06/03 A3003 RMK MTNS OBSCD The ceiling at TYS is ________ ft. A B C. 4000

78 Downloaded from RESPONSE ITEM METAR KTYS KT 10SM SCT015 BKN032 OVC040 06/03 A3003 RMK MTNS OBSCD The ceiling at TYS is ________ ft. A B C. 4000

79 Downloaded from RESPONSE ITEM METAR KDEN 1849Z 32018G22 10SM BKN020 09/05 A2956 RMK AO2 BKN V SCT The temperature at Denver is about ________ degrees F. A. 41 B. 48 C. 57

80 Downloaded from RESPONSE ITEM METAR KDEN 1849Z 32018G22 10SM BKN020 09/05 A2956 RMK AO2 BKN V SCT The temperature at Denver is about _________ degrees F. A. 41 B. 48 C. 57

81 Downloaded from RESPONSE ITEM SPECI KMCN 2034Z 13009KT 5SM -RA BR SCT009 BKN015 OVC070 A2972 RMK RB15 What type of report is this? A. Aviation routine weather report. B. Aerodrome forecast. C. Special aviation weather report.

82 Downloaded from RESPONSE ITEM SPECI KMCN 2034Z 13009KT 5SM -RA BR SCT009 BKN015 OVC070 A2972 RMK RB15 What type of report is this? A. Aviation routine weather report. B. Aerodrome forecast. C. Special aviation weather report.

83 Downloaded from RESPONSE ITEM SPECI KMCN 2034Z 13009KT 5SM -RA BR SCT009 BKN015 OVC070 A2972 RMK RB15 The restriction to visibility at MACON is ______________. A. mist B. brief rain C. light rain

84 Downloaded from RESPONSE ITEM SPECI KMCN 2034Z 13009KT 5SM -RA BR SCT009 BKN015 OVC070 A2972 RMK RB15 The restriction to visibility at MACON is ______________. A. mist B. brief rain C. light rain

85 Downloaded from RESPONSE ITEM The contraction for smog is _________. A. FK B. FG SK C. FG FU

86 Downloaded from RESPONSE ITEM The contraction for smog is _________. A. FK B. FG SK C. FG FU

87 Downloaded from QUESTION SPECI KGPT 1212Z 22012G20 1/4SM +TSRAGR OVC003CB A2969 RMK TS OVHD MOV NE What weather phenomena is occurring?

88 Downloaded from ANSWER SPECI KGPT 1212Z 22012G20 1/4SM +TSRAGR OVC003CB A2969 RMK TS OVHD MOV NE What weather phenomena is occurring? Thunderstorm, heavy rain, hail.

89 Downloaded from RESPONSE ITEM The contraction for Ice Pellets is _______. A. PE B. IC C. PO

90 Downloaded from RESPONSE ITEM The contraction for Ice Pellets is _______. 1. PE 2. IC 3. PO

91 Downloaded from QUESTION TAF KATL Z KT 1SM BR SCT030 FM KT 5/8SM BR TEMPO /4SM FG BKN002 What is forecast at Atlanta after 2300Z?

92 Downloaded from ANSWER TAF KATL Z KT 1SM BR SCT030 FM KT 5/8SM BR TEMPO /4SM FG BKN002 Wind 150 at 15, visibility 5/8 fog, occasionally between 1900 and /4 fog,ceiling 200 BKN.

93 Downloaded from QUESTION TAF KGNV Z KT P6SM SCT023 SCT300 FM KT 4SM BR BKN023 OVC100 TEMPO G18KT P6SM SCT022 BKN100 What is forecast at Gainsville between 18-20Z?

94 Downloaded from ANSWER TAF KGNV Z KT P6SM SCT023 SCT300 FM KT 4SM BR BKN023 OVC100 TEMPO G18KT P6SM SCT022 BKN100 Wind 110 at 8, visibility greater than 6, 2300 SCT sct.

95 Downloaded from QUESTION 1/2SM FC -TSRAGR BLDU What in the world is that? What in the world is that?

96 Downloaded from ANSWER 1/2SM FC -TSRAGR BLDU u Visibility 1/2 u Funnel Cloud u Thunderstorm u Light Rain u Hail u Blowing Dust

97 Downloaded from Summary u METAR –Aviation Routine Weather report u SPECI –Special Aviation Weather report u TAF –Aerodrome Forecast u TAF AMD –Amended Aerodrome Forecast

98 Downloaded from ICAO Weather u OBJECTIVE –Interpret and disseminate ICAO weather products. u MOTIVATION –US will comply with ICAO procedures by July 1, 1996.

99 Downloaded from Where to get more information u Other training sessions u List books, articles, electronic sources u Consulting services, other sources

100 Downloaded from One more Response Item Oh, no!

101 Downloaded from RESPONSE ITEM The first slide in this presentation showed ___________________. 1. a star 2. an airplane 3. SOUTHERN REGION 4. all of the above

102 Downloaded from FAA SOUTHERN REGION

103 Downloaded from Thank you very much ! Your comments are welcome.

104 Downloaded from The End


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