afi met bulletins exchange (ambex) handbook - ICAO

AFI Regional SIGMET Guide Page 49/60
FCST PSN +12 HR : NIL
FCST MAX WIND +12HR : NIL
FCST PSN +18HR : NIL
FCST MAX WIND +18HR : NIL
FCST PSN + 24 HR : NIL
FCST MAX WIND +24HR : NIL
RMK : THIS IS A TEST TC ADVISORY. MWO SHOULD NOW ISSUE A TEST SIGMET FOR
TC, UNLESS THERE IS VALID SIGMET FOR TC
PLEASE REFER TO THE LETTER FROM ICAO AFI OFFICE DATED XXXXXX
NXT MSG : NIL
3. Example of TEST SIGMET for Volcanic Ash
WVXXii CCCC YYGGgg
CCCC SIGMET n ( nn) VALID YYGGgg/ YYGGggCCCC-
THIS IS A TEST SIGMET , PLEASE DISREGARD. TEST VA ADVISORY NUMBER
xx
RECEIVED AT YY GGggz =
Example:
WVHK31 VHHH 180205
VHHK SIGMET 01 VALID 180205/180215 VHH-
THIS IS A TEST SIGMET, PLEASE DISREGARD. TEST VA DVISORY NUMBER 01
RECEIVED AT 180200Z =
4. Format of TEST SIGMET for Tropical Cyclone
WCXXii CCCC YYGGgg
CCCC SIGMET n ( nn) VALID YYGGgg/YYGGgg CCCC-
THIS IS A TEST SIGMET, PLEASE DISREGARD. TEST VA DVISORY NUMBER xx
RECEIVED AT YYGGggZ=
Example :
WCHK31 VHHH 180205
VHHK SIGMET 01 VALID 180205/180215 VHHH-
THIS IS A TEST SIGMET, PLEASE DISREGARD. TEST TC ADVISORY NUMBER 01
RECEIVED AT 180200Z=
5. Format of TEST SIGMET for other weather phenomena
WSXXii CCCC YYGGgg
CCCC SIGMET n ( nn) VALID YYGGgg/YYGGgg CCCC
THIS IS A TEST SIGMET, PLEASE DISREGARD =
Example :
WSHK31 VHH H180200
Ninth Edition September 2007 Amend1/2010
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