Overall Green alert Volcanic eruption for Langila
in Papua New Guinea

Volcano Ash Advisories for air traffic

Although Volcano Ash Advisories (VAAC) are not intended for assessing humanitarian impact, the observations of the plume are relevant for understanding local impact. The actual impact (like ash fall) depends on the type of eruption and is not known.

Click on the messages list to visualize on the right the detailed text.

2020-10-06 17:51


Original Message :

Received FVAU02 at 17:52 UTC, 06/10/20 from ADRM
VA ADVISORY
DTG: 20201006/1751Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/15
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL100 MOV WSW HAS DISSIPATED
OBS VA DTG: 06/1930Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL100 060/05KT
FCST VA CLD +6 HR: 07/0130Z NO VA EXP
FCST VA CLD +12 HR: 07/0730Z NO VA EXP
FCST VA CLD +18 HR: 07/1330Z NO VA EXP
RMK: VA FROM VOLCANO LANGILA HAS NOW DISSIPATED. NO EVIDENCE
OF ON-GOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES

2020-10-06 16:49


Original Message :

Received FVAU02 at 16:49 UTC, 06/10/20 from ADRM
VA ADVISORY
DTG: 20201006/1649Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/14
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL100 MOV WSW
OBS VA DTG: 06/1330Z
OBS VA CLD: SFC/FL100 S0533 E14826 - S0537 E14820 - S0536 E14815 - S0528 E14819 - S0530 E14826 MOV W 5KT
E14815 - S0528 E14819 - S0530 E14826 MOV W 5KT
FCST VA CLD +6 HR: 06/1930Z SFC/FL100 S0543 E14804 - S0549 E14745 - S0539 E14736 - S0529 E14740 - S0529 E14757
E14745 - S0539 E14736 - S0529 E14740 - S0529 E14757
FCST VA CLD +12 HR: 07/0130Z NO VA EXP
FCST VA CLD +18 HR: 07/0730Z NO VA EXP
RMK: DISCRETE VA ERUPTION SEEN ON RGB SATELLITE IMAGERY. VA
HEIGHT TO FL100 BASED ON IR TEMP OF 10 DEG. MOVEMENT BASED
ON US AND EC MODEL GUIDANCE. VA EXPECTED TO DISSIPATE
WITHIN 3 HRS.
NXT ADVISORY: NO LATER THAN 20201006/1930Z

2020-10-06 15:48


Original Message :

Received FVAU02 at 15:49 UTC, 06/10/20 from ADRM
VA ADVISORY
DTG: 20201006/1548Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/13
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL100 MOV WSW
OBS VA DTG: 06/1330Z
OBS VA CLD: SFC/FL100 S0533 E14826 - S0537 E14820 - S0536 E14815 - S0528 E14819 - S0530 E14826 MOV W 5KT
E14815 - S0528 E14819 - S0530 E14826 MOV W 5KT
FCST VA CLD +6 HR: 06/1930Z SFC/FL100 S0532 E14826 - S0536 E14823 - S0543 E14804 - S0536 E14755 - S0528 E14800 - S0529 E14824 - S0530 E14826
E14824 - S0530 E14826
FCST VA CLD +12 HR: 07/0130Z NO VA EXP
FCST VA CLD +18 HR: 07/0730Z NO VA EXP
RMK: DISCRETE VA ERUPTION SEEN ON RGB SATELLITE IMAGERY. VA
HEIGHT TO FL100 BASED ON IR TEMP OF 10 DEG. MOVEMENT BASED
ON US AND EC MODEL GUIDANCE. VA EXPECTED TO DISSIPATE WITHIN
3-6 HRS.
NXT ADVISORY: NO LATER THAN 20201006/1930Z

2020-10-06 13:30


Original Message :

Received FVAU02 at 13:28 UTC, 06/10/20 from ADRM
VA ADVISORY
DTG: 20201006/1330Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/12
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL100 MOV WSW
OBS VA DTG: 06/1330Z
OBS VA CLD: SFC/FL100 S0533 E14826 - S0537 E14820 - S0536 E14815 - S0528 E14819 - S0530 E14826 MOV W 5KT
E14815 - S0528 E14819 - S0530 E14826 MOV W 5KT
FCST VA CLD +6 HR: 06/1930Z SFC/FL100 S0532 E14826 - S0536 E14823 - S0542 E14808 - S0536 E14803 - S0528 E14804 - S0529 E14824 - S0530 E14826
E14824 - S0530 E14826
FCST VA CLD +12 HR: 07/0130Z NO VA EXP
FCST VA CLD +18 HR: 07/0730Z NO VA EXP
RMK: DISCRETE VA ERUPTION SEEN ON RGB SATELLITE IMAGERY. VA
HEIGHT TO FL100 BASED ON IR TEMP OF 10 DEG. MOVEMENT BASED
ON US AND EC MODEL GUIDANCE. VA EXPECTED TO DISSIPATE WITHIN
3-6 HRS.
NXT ADVISORY: NO LATER THAN 20201006/1930Z

2020-10-05 08:00


Original Message :

Received FVAU02 at 07:57 UTC, 05/10/20 from ADRM
VA ADVISORY
DTG: 20201005/0800Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/11
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA LAST OBS MOV NW AT 05/0730Z
OBS VA DTG: 05/0800Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 130/15KT
FCST VA CLD +6 HR: 05/1400Z NO VA EXP
FCST VA CLD +12 HR: 05/2000Z NO VA EXP
FCST VA CLD +18 HR: 06/0200Z NO VA EXP
RMK: CURRENT SATELLITE IMAGERY INDICATES ASH FROM VOLCANO
LANGILA HAS NOW DISSIPATED. NO FURTHER REPORTS OF NEW OR
ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES

2020-10-05 03:20


Original Message :

Received FVAU02 at 03:20 UTC, 05/10/20 from ADRM
VA ADVISORY
DTG: 20201005/0320Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/10
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE VA EMISSION TO FL060 MOV NW
OBS VA DTG: 05/0320Z
OBS VA CLD: SFC/FL060 S0526 E14822 - S0527 E14814 - S0519 E14814 - S0519 E14822 MOV NW 15KT
E14814 - S0519 E14822 MOV NW 15KT
FCST VA CLD +6 HR: 05/0920Z NO VA EXP
FCST VA CLD +12 HR: 05/1520Z NO VA EXP
FCST VA CLD +18 HR: 05/2120Z NO VA EXP
RMK: DISCRETE VA ERUPTION TO FL060 DISCERNIBLE ON LATEST SAT
IMAGERY MOVING NW AND EXPECTED TO DISSIPATE WITHIN 3-6
HOURS. HEIGHT AND FORECAST BASED ON HIMAWARI-8 05/0300Z
IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20201005/0920Z

2020-09-22 23:49


Original Message :

Received FVAU02 at 23:50 UTC, 22/09/20 from ADRM
VA ADVISORY
DTG: 20200922/2349Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/9
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE VA OBS TO FL090 MOV NW AT
22/1950Z
OBS VA DTG: 22/2349Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL090 130/05KT
FCST VA CLD +6 HR: 23/0549Z NO VA EXP
FCST VA CLD +12 HR: 23/1149Z NO VA EXP
FCST VA CLD +18 HR: 23/1749Z NO VA EXP
RMK: DISCRETE VA ERUPTION OBS ON MULTIPLE RGB SATELLITE
CHANNELS AT 22/1950Z. VA UNIDENTIFIABLE ON SATELLITE
IMAGERY. VA HEIGHT WAS FROM IR TEMP OF 12C AND FCST MOV FROM
ACCESS/JMA/US MODEL GUIDANCE. ADVISORY WILL BE RE-ISSUED IN
NEW INFORMATION IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES

2020-09-22 20:10


Original Message :

Received FVAU02 at 20:08 UTC, 22/09/20 from ADRM
VA ADVISORY
DTG: 20200922/2010Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/8
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: DISCRETE VA OBS TO FL090 MOV NW AT
22/1950Z
OBS VA DTG: 22/2010Z
OBS VA CLD: SFC/FL090 S0529 E14824 - S0533 E14821 - S0532 E14817 - S0528 E14818 - S0526 E14822 MOV NW 5KT
E14817 - S0528 E14818 - S0526 E14822 MOV NW 5KT
FCST VA CLD +6 HR: 23/0210Z NO VA EXP
FCST VA CLD +12 HR: 23/0810Z NO VA EXP
FCST VA CLD +18 HR: 23/1410Z NO VA EXP
RMK: DISCRETE VA ERUPTION OBS ON MULTIPLE RGB SATELLITE
CHANNELS. VA HEIGHT FROM IR TEMP OF 12C AND FCST MOV FROM
ACCESS/JMA/US MODEL GUIDANCE. ASH EXPECTED TO DISSIPATE
WITHIN +3 TO +6 HOURS.
NXT ADVISORY: NO LATER THAN 20200923/0210Z

2020-08-22 13:13


Original Message :

Received FVAU03 at 13:08 UTC, 22/08/20 from ADRM
VA ADVISORY
DTG: 20200822/1313Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/7
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO FL060 LAST OBS 22/0800Z MOV NW
OBS VA DTG: 22/1313Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 150/15KT
FCST VA CLD +6 HR: 22/1913Z NO VA EXP
FCST VA CLD +12 HR: 23/0113Z NO VA EXP
FCST VA CLD +18 HR: 23/0713Z NO VA EXP
RMK: SATELLITE IMAGERY INDICATES THAT ASH FROM LANGILA HAS
NOW DISSIPATED. NO FURTHER REPORTS OF NEW OR ONGOING
ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES

2020-08-22 07:15


Original Message :

Received FVAU03 at 07:15 UTC, 22/08/20 from ADRM
VA ADVISORY
DTG: 20200822/0715Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/6
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL060 OBS
22/0700Z MOV NW
OBS VA DTG: 22/0715Z
OBS VA CLD: SFC/FL060 S0533 E14825 - S0531 E14818 - S0517 E14757 - S0505 E14809 - S0527 E14826 - S0531 E14827 MOV NW 10KT
10KT
FCST VA CLD +6 HR: 22/1315Z SFC/FL060 S0533 E14825 - S0509 E14736 - S0451 E14754 - S0530 E14827
E14736 - S0451 E14754 - S0530 E14827
FCST VA CLD +12 HR: 22/1915Z SFC/FL060 S0533 E14825 - S0511 E14737 - S0453 E14750 - S0516 E14819 - S0531 E14827
E14737 - S0453 E14750 - S0516 E14819 - S0531 E14827
FCST VA CLD +18 HR: 23/0115Z SFC/FL060 S0533 E14825 - S0503 E14742 - S0447 E14802 - S0530 E14828
E14742 - S0447 E14802 - S0530 E14828
RMK: CONTINUOUS VA EMISSION TO FL060 OBSERVED ON HIMAWARI-8
SATELLITE IMAGERY ON 22/0700Z MOVING NW. HEIGHT AND FORECAST
BASED ON SATELLITE IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20200822/1315Z

2020-08-03 07:40


Original Message :

Received FVAU02 at 07:42 UTC, 03/08/20 from ADRM
VA ADVISORY
DTG: 20200803/0740Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/5
INFO SOURCE: HIMIWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA LAST OBS TO FL060 03/0200Z
OBS VA DTG: 03/0740Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 170/20KT
FCST VA CLD +6 HR: 03/1340Z NO VA EXP
FCST VA CLD +12 HR: 03/1940Z NO VA EXP
FCST VA CLD +18 HR: 04/0140Z NO VA EXP
RMK: VA NO LONGER DISCERNIBLE ON SATELLITE IMAGERY. CURRENT
DATA SOURCES DO NOT INDICATE AN ONGOING ERUPTION. ADVISORY
TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES

2020-08-03 07:40


Original Message :

Received FVAU02 at 07:42 UTC, 03/08/20 from ADRM
VA ADVISORY
DTG: 20200803/0740Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/5
INFO SOURCE: HIMIWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA LAST OBS TO FL060 03/0200Z
OBS VA DTG: 03/0740Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL060 170/20KT
FCST VA CLD +6 HR: 03/1340Z NO VA EXP
FCST VA CLD +12 HR: 03/1940Z NO VA EXP
FCST VA CLD +18 HR: 04/0140Z NO VA EXP
RMK: VA NO LONGER DISCERNIBLE ON SATELLITE IMAGERY. CURRENT
DATA SOURCES DO NOT INDICATE AN ONGOING ERUPTION. ADVISORY
TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES

2020-08-02 19:40


Original Message :

Received FVAU02 at 19:40 UTC, 02/08/20 from ADRM
VA ADVISORY
DTG: 20200802/1940Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/3
INFO SOURCE: HIMIWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL080 MOV NW
OBS VA DTG: 02/1940Z
OBS VA CLD: SFC/FL080 S0535 E14828 - S0534 E14746 - S0456 E14745 - S0526 E14828 MOV NW 10KT
E14745 - S0526 E14828 MOV NW 10KT
FCST VA CLD +6 HR: 03/0140Z SFC/FL080 S0535 E14827 - S0527 E14735 - S0454 E14746 - S0526 E14829
E14735 - S0454 E14746 - S0526 E14829
FCST VA CLD +12 HR: 03/0740Z SFC/FL080 S0535 E14827 - S0523 E14736 - S0445 E14750 - S0528 E14828
E14736 - S0445 E14750 - S0528 E14828
FCST VA CLD +18 HR: 03/1340Z SFC/FL080 S0535 E14827 - S0519 E14734 - S0443 E14747 - S0526 E14829
E14734 - S0443 E14747 - S0526 E14829
RMK: VA DISCERNIBLE ON RGB SATELLITE IMAGERY MOV W AND NW AT
02/1120Z. IR TEMPERATURE GAVE VA HEIGHT OF 8000FT. AREA
CURRENTLY OBSCURED BY MET CLOUD. HOTSPOT VISIBLE ON SAT
IMAGERY.
NXT ADVISORY: NO LATER THAN 20200803/0140Z

2020-08-02 13:40


Original Message :

Received FVAU02 at 13:49 UTC, 02/08/20 from ADRM
VA ADVISORY
DTG: 20200802/1340Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/2
INFO SOURCE: HIMIWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL080 MOV NW
OBS VA DTG: 02/1340Z
OBS VA CLD: SFC/FL080 S0534 E14828 - S0533 E14747 - S0456 E14747 - S0526 E14828 MOV NW 10KT
E14747 - S0526 E14828 MOV NW 10KT
FCST VA CLD +6 HR: 02/1940Z SFC/FL080 S0535 E14828 - S0534 E14749 - S0456 E14745 - S0526 E14828
E14749 - S0456 E14745 - S0526 E14828
FCST VA CLD +12 HR: 03/0140Z SFC/FL080 S0535 E14827 - S0527 E14735 - S0454 E14746 - S0526 E14829
E14735 - S0454 E14746 - S0526 E14829
FCST VA CLD +18 HR: 03/0740Z SFC/FL080 S0535 E14827 - S0524 E14736 - S0446 E14748 - S0528 E14828
E14736 - S0446 E14748 - S0528 E14828
RMK: VA DISCERNIBLE ON RGB SATELLITE IMAGERY MOV W AND NW AT
02/1120Z. IR TEMPERATURE GIVES VA HEIGHT OF 8000FT. AREA
BECOMING OBSCURED BY MET CLOUD.
NXT ADVISORY: NO LATER THAN 20200802/1940Z

2020-08-02 07:50


Original Message :

Received FVAU02 at 07:50 UTC, 02/08/20 from ADRM
VA ADVISORY
DTG: 20200802/0750Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/1
INFO SOURCE: HIMIWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: CONTINUOUS VA EMISSION TO FL080 MOV NW OBS
AT 01/0720Z
OBS VA DTG: 02/0750Z
OBS VA CLD: SFC/FL080 S0535 E14827 - S0535 E14816 - S0530 E14803 - S0511 E14806 - S0524 E14827 MOV NW 10KT
E14803 - S0511 E14806 - S0524 E14827 MOV NW 10KT
FCST VA CLD +6 HR: 02/1350Z SFC/FL080 S0534 E14828 - S0534 E14750 - S0502 E14749 - S0524 E14827
E14750 - S0502 E14749 - S0524 E14827
FCST VA CLD +12 HR: 02/1950Z SFC/FL080 S0534 E14827 - S0534 E14749 - S0501 E14749 - S0524 E14827
E14749 - S0501 E14749 - S0524 E14827
FCST VA CLD +18 HR: 03/0150Z SFC/FL080 S0534 E14827 - S0530 E14734 - S0456 E14743 - S0524 E14827
E14734 - S0456 E14743 - S0524 E14827
RMK: VA DISCERNIBLE ON VISIBLE AND RGB SATELLITE IMAGERY. IR
TEMPERATURE GIVES VA HEIGHT OF 8000FT. ADVISORY WILL BE
UPDATED IF MORE INFORMATION BECOMES AVAILABLE.
NXT ADVISORY: NO LATER THAN 20200802/1340Z

2020-08-02 01:40


Original Message :

Received FVAU02 at 01:39 UTC, 03/08/20 from ADRM
VA ADVISORY
DTG: 20200802/0140Z
VAAC: DARWIN
VOLCANO: LANGILA 252010
PSN: S0532 E14825
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 1330M
ADVISORY NR: 2020/4
INFO SOURCE: HIMIWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: WEAK CONTINUOUS VA EMISSION TO FL060 MOV
N/NW LAST OBS 03/0110Z
OBS VA DTG: 03/0140Z
OBS VA CLD: SFC/FL060 S0533 E14827 - S0534 E14822 - S0501 E14742 - S0441 E14835 MOV NW 10KT
E14742 - S0441 E14835 MOV NW 10KT
FCST VA CLD +6 HR: 03/0740Z SFC/FL060 S0532 E14828 - S0535 E14822 - S0501 E14743 - S0442 E14835
E14822 - S0501 E14743 - S0442 E14835
FCST VA CLD +12 HR: 03/1340Z SFC/FL060 S0532 E14828 - S0535 E14823 - S0505 E14734 - S0439 E14829
E14823 - S0505 E14734 - S0439 E14829
FCST VA CLD +18 HR: 03/1940Z NO VA EXP
RMK: WEAK VA DISCERNIBLE ON VISIBLE SATELLITE IMAGERY. WEAK
RGB SIGNATURE. PLUME HEIGHT AND FORECAST BASED ON IR
TEMPERATURE AND MODEL WINDS. VA EXPECTED TO DISSIPATE WITHIN
12 HOURS.
NXT ADVISORY: NO LATER THAN 20200803/0740Z