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                           VOLCANIC ASH MESSAGES

T1T2: WV
A1A2: HO

Date: 2026-09-29

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Message File: T_WVHO31MHTG290025_C_KWBC_20260929002815_26345840-404.txt

****0000000340****
WVHO31 MHTG 290025

MHTG SIGMET 1 VALID 290025/290625 MHTG-
MHCC CENTRAL AMERICAN FIR VA SANTA MARIA PSN N1445 W09133
VA CLD OBS AT 2350Z SFC/FL130 N1447 W09130 - N1443 W09129
- N1443 W09137 - N1446 W09136 - N1447 W09130 MOV E 5KT
FCST 0600Z VA CLD SFC/FL130 N1450 W09129 - N1447 W09125
- N1444 W09133 - N1446 W09135 - N1450 W09129=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG290035_C_KWBC_20260929003412_15204702-1731.txt

****0000000338****
WVHO31 MHTG 290035

MHTG SIGMET I1 VALID 290035/290635 MHTG-
MHCC CENTRAL AMERICAN FIR VA MASAYA PSN N1159 W08610
VA CLD OBS AT 0000Z SFC/FL080 N1203 W08621 - N1200 W08610
- N1158 W08610 - N1200 W08622 - N1203 W08621 MOV NW 10KT
FCST 0600Z VA CLD SFC/FL080 N1203 W08622 - N1200 W08610
- N1158 W08609 - N1156 W08621 - N1203 W08622=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG290130_C_KWBC_20260929014213_15204702-1749.txt

****0000000336****
WVHO31 MHTG 290130

MHTG SIGMET A1 VALID 290130/290730 MHTG-
MHCC CENTRAL AMERICAN FIR VA FUEGO PSN N1428 W09052
VA CLD OBS AT 0040Z SFC/FL140 N1437 W09058 - N1437 W09050
- N1428 W09052 - N1428 W09053 - N1437 W09058 MOV N 5KT
FCST 0630Z VA CLD SFC/FL140 N1438 W09052
- N1435 W09043 - N1428 W09052 - N1428 W09053 -
N1438 W09052=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG290620_C_KWBC_20260929062017_15204702-1835.txt

****0000000117****
WVHO31 MHTG 290620

MHTG SIGMET 2 VALID 290620/290621 MHTG-
MHCC CENTRAL AMERICAN FIR CNL SIGMET 1 290025/290625=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG290645_C_KWBC_20260929064921_26345840-528.txt

****0000000119****
WVHO31 MHTG 290645

MHTG SIGMET I2 VALID 290645/290646 MHTG-
MHCC CENTRAL AMERICAN FIR CNL SIGMET I1 290035/290635=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG290730_C_KWBC_20260929073322_26345840-539.txt

****0000000338****
WVHO31 MHTG 290730

MHTG SIGMET A2 VALID 290730/291330 MHTG-
MHCC CENTRAL AMERICAN FIR VA FUEGO PSN N1428 W09052
VA CLD OBS AT 0640Z SFC/FL140 N1438 W09051 - N1435 W09046
- N1428 W09052 - N1428 W09053 - N1438 W09051 MOV N 10KT
FCST 1230Z VA CLD SFC/FL140 N1431 W09041
- N1425 W09041 - N1428 W09052 - N1428 W09053 -
N1431 W09041= 

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG291320_C_KWBC_20260929132125_15204702-2024.txt

****0000000336****
WVHO31 MHTG 291320

MHTG SIGMET A3 VALID 291320/291320 MHTG-
MHCC CENTRAL AMERICAN FIR VA FUEGO PSN N1428 W09052
VA CLD OBS AT 1230Z SFC/FL140 N1428 W09052 - N1428 W09047
- N1425 W09049 - N1428 W09053 - N1428 W09052 MOV SE 5KT
FCST 1900Z VA CLD SFC/FL140 N1428 W09053 - N1423 W09046 -
N1421 W09051 - N1428 W09053 - N1428 W09053=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG291327CCA_C_KWBC_20260929132728_26345840-676.txt

****0000000341****
WVHO31 MHTG 291327 CCA

MHTG SIGMET A3 VALID 291320/291320 MHTG-
MHCC CENTRAL AMERICAN FIR VA FUEGO PSN N1428 W09052
VA CLD OBS AT 1240Z SFC/FL140 N1428 W09052 - N1428 W09047
- N1425 W09049 - N1428 W09053 - N1428 W09052 MOV SE 5KT 
FCST 1830Z VA CLD SFC/FL140 N1428 W09053 - N1423 W09046 -
N1421 W09051 - N1428 W09053 - N1428 W09053=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG291333_C_KWBC_20260929133528_26345840-679.txt

****0000000336****
WVHO31 MHTG 291333

MHTG SIGMET A3 VALID 291333/291933 MHTG-
MHCC CENTRAL AMERICAN FIR VA FUEGO PSN N1428 W09052
VA CLD OBS AT 1240Z SFC/FL140 N1428 W09052 - N1428 W09047
- N1425 W09049 - N1428 W09053 - N1428 W09052 MOV SE 5KT
FCST 1830Z VA CLD SFC/FL140 N1428 W09053 - N1423 W09046 -
N1421 W09051 - N1428 W09053 - N1428 W09053=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG291420_C_KWBC_20260929142229_26345840-693.txt

****0000000342****
WVHO31 MHTG 291420

MHTG SIGMET 3 VALID 291430/292030 MHTG-
MHCC CENTRAL AMERICAN FIR VA SANTA MARIA PSN N1445 W09133
VA CLD OBS AT 1350Z SFC/FL140 N1446 W09132 - N1442 W09127
- N1440 W09130 - N1445 W09133 - N1446 W09132 MOV SE 10KT
FCST 2000Z VA CLD SFC/FL140 N1445 W09133 - N1445 W09132 -
N1439 W09128 - N1438 W09132 - N1445 W09133=

########################### END OF MESSAGE SET ############################

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Message File: T_WVHO31MHTG291425CCA_C_KWBC_20260929142729_26345840-695.txt

****0000000346****
WVHO31 MHTG 291425 CCA

MHTG SIGMET 3 VALID 291425/292025 MHTG-
MHCC CENTRAL AMERICAN FIR VA SANTA MARIA PSN N1445 W09133
VA CLD OBS AT 1350Z SFC/FL140 N1446 W09132 - N1442 W09127
- N1440 W09130 - N1445 W09133 - N1446 W09132 MOV SE 10KT
FCST 2000Z VA CLD SFC/FL140 N1445 W09133 - N1445 W09132 -
N1439 W09128 - N1438 W09132 - N1445 W09133=

########################### END OF MESSAGE SET ############################