SWX ADVISORY
DTG: 20240511/1323Z
SWXC: ACFJ
ADVISORY NR: 2024/215
SWX EFFECT: GNSS MOD
OBS SWX: 11/1245Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/1900Z NOT AVBL
FCST SWX 12 HR: 12/0100Z NOT AVBL
FCST SWX 18 HR: 12/0700Z NOT AVBL
FCST SWX 24 HR: 12/1300Z NOT AVBL
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING
GNSS PER. COULD LEAD TO DEGRADATION OF TIMING AND
POSITIONING PER. INTST GENERALLY STRONGER ON THE
NIGHTSIDE. COULD EXTEND TO MIDDLE LATITUDES.
NXT ADVISORY: WILL BE ISSUED BY 20240511/1923Z=

SWX ADVISORY
DTG: 20240511/1046Z
SWXC: ACFJ
ADVISORY NR: 2024/214
NR RPLC: 2024/213
SWX EFFECT: GNSS MOD
OBS SWX: 11/1015Z NO SWX EXP
FCST SWX 6 HR: 11/1700Z NOT AVBL
FCST SWX 12 HR: 11/2300Z NOT AVBL
FCST SWX 18 HR: 12/0500Z NOT AVBL
FCST SWX 24 HR: 12/1100Z NOT AVBL
RMK: END OF GNSS (SCINTILLATION) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES=

SWX ADVISORY
DTG: 20240511/1011Z
SWXC: ACFJ
ADVISORY NR: 2024/119
NR RPLC: 2024/115
SWX EFFECT: HF COM SEV
OBS SWX: 11/1000Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/1600Z HNH HSH W180 - E180
FCST SWX 12 HR: 11/2200Z HNH HSH W180 - E180
FCST SWX 18 HR: 12/0400Z HNH HSH W180 - E180
FCST SWX 24 HR: 12/1000Z HNH HSH W180 - E180
RMK: EVENT UPDATE. SWX EVENT (HF COM ABSORPTION) INPR
IMPACTING LOWER HF COM FREQ BAND AT HIGH
LATITUDES. STRONGEST EFFECTS ON THE DAYSIDE.
NXT ADVISORY: WILL BE ISSUED BY 20240511/1600Z=

SWX ADVISORY
DTG: 20240511/0852Z
SWXC: ACFJ
ADVISORY NR: 2024/118
NR RPLC: 2024/117
SWX EFFECT: HF COM SEV
OBS SWX: 11/0842Z NO SWX EXP
FCST SWX 6 HR: 11/1500Z NO SWX EXP
FCST SWX 12 HR: 11/2100Z NO SWX EXP
FCST SWX 18 HR: 12/0300Z NO SWX EXP
FCST SWX 24 HR: 12/0900Z NO SWX EXP
RMK: EVENT UPDATE. END OF HF COM (MAX USABLE FREQ
DEPRESSION) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES =

SWX ADVISORY
DTG: 20240511/0735Z
SWXC: ACFJ
ADVISORY NR: 2024/213
SWX EFFECT: GNSS MOD
OBS SWX: 11/0700Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/1300Z NOT AVBL
FCST SWX 12 HR: 11/1900Z NOT AVBL
FCST SWX 18 HR: 12/0100Z NOT AVBL
FCST SWX 24 HR: 12/0700Z NOT AVBL
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING
GNSS PER. COULD LEAD TO DEGRADATION OF TIMING AND
POSITIONING PER. INTST GENERALLY STRONGER ON THE
NIGHTSIDE. COULD EXTEND TO MIDDLE LATITUDES.
NXT ADVISORY: WILL BE ISSUED BY 20240511/1335Z=

SWX ADVISORY
DTG: 20240511/0710Z
SWXC: ACFJ
ADVISORY NR: 2024/212
NR RPLC: 2024/208
SWX EFFECT: GNSS MOD
OBS SWX: 11/0630Z NO SWX EXP
FCST SWX 6 HR: 11/1300Z NOT AVBL
FCST SWX 12 HR: 11/1900Z NOT AVBL
FCST SWX 18 HR: 12/0100Z NOT AVBL
FCST SWX 24 HR: 12/0700Z NOT AVBL
RMK: END OF GNSS (SCINTILLATION) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES=

SWX ADVISORY
DTG: 20240511/0623Z
SWXC: ACFJ
ADVISORY NR: 2024/117
SWX EFFECT: HF COM SEV
OBS SWX: 11/0612Z HNH MNH EQN W165 - E000
FCST SWX 6 HR: 11/1300Z NO SWX EXP
FCST SWX 12 HR: 11/1900Z NO SWX EXP
FCST SWX 18 HR: 12/0100Z NO SWX EXP
FCST SWX 24 HR: 12/0700Z NO SWX EXP
RMK: SWX EVENT (MAX USABLE FREQ DEPRESSION) INPR ON HYR
HF COM FREQS.
NXT ADVISORY: WILL BE ISSUED BY 20240511/1220Z=

SWX ADVISORY
DTG: 20240511/0513Z
SWXC: ACFJ
ADVISORY NR: 2024/116
NR RPLC: 2024/110
SWX EFFECT: HF COM MOD
OBS SWX: 11/0502Z NO SWX EXP
FCST SWX 6 HR: 11/1200Z NO SWX EXP
FCST SWX 12 HR: 11/1800Z NO SWX EXP
FCST SWX 18 HR: 12/0000Z NO SWX EXP
FCST SWX 24 HR: 12/0600Z NO SWX EXP
RMK: EVENT UPDATE. END OF HF COM (MAX USABLE FREQ
DEPRESSION) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES =

SWX ADVISORY
DTG: 20240511/0500Z
SWXC: ACFJ
ADVISORY NR: 2024/211
NR RPLC: 2024/210
SWX EFFECT: GNSS MOD
OBS SWX: 11/0445Z NO SWX EXP
FCST SWX 6 HR: 11/1100Z NOT AVBL
FCST SWX 12 HR: 11/1700Z NOT AVBL
FCST SWX 18 HR: 11/2300Z NOT AVBL
FCST SWX 24 HR: 12/0500Z NOT AVBL
RMK: END OF GNSS (IONOSPHERIC DISTURBANCE) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES=

SWX ADVISORY
DTG: 20240511/0447Z
SWXC: ACFJ
ADVISORY NR: 2024/115
NR RPLC: 2024/104
SWX EFFECT: HF COM SEV
OBS SWX: 11/0430Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/1100Z HNH HSH W180 - E180
FCST SWX 12 HR: 11/1700Z HNH HSH W180 - E180
FCST SWX 18 HR: 11/2300Z HNH HSH W180 - E180
FCST SWX 24 HR: 12/0500Z HNH HSH W180 - E180
RMK: EVENT UPDATE. SWX EVENT (HF COM ABSORPTION) INPR
IMPACTING LOWER HF COM FREQ BAND AT HIGH
LATITUDES. STRONGEST EFFECTS ON THE DAYSIDE.
NXT ADVISORY: WILL BE ISSUED BY 20240511/1030Z=

SWX ADVISORY
DTG: 20240511/0345Z
SWXC: ACFJ
ADVISORY NR: 2024/210
NR RPLC: 2024/209
SWX EFFECT: GNSS MOD
OBS SWX: 11/0330Z EQN EQS W165 - W135
FCST SWX 6 HR: 11/1000Z NOT AVBL
FCST SWX 12 HR: 11/1600Z NOT AVBL
FCST SWX 18 HR: 11/2200Z NOT AVBL
FCST SWX 24 HR: 12/0400Z NOT AVBL
RMK: SWX EVENT (IONOSPHERIC DISTURBANCE) INPR POSSIBLY
IMPACTING GNSS PER. COULD LEAD TO DEGRADATION OF TIMING
AND POSITIONING PER. INTST MAY VARY ACROSS THE REGION AND
WITH TIME BUT GENERALLY STRONGER ON THE DAYSIDE.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0645Z=

SWX ADVISORY
DTG: 20240511/0325Z
SWXC: ACFJ
ADVISORY NR: 2024/209
SWX EFFECT: GNSS MOD
OBS SWX: 11/0315Z EQS W150 - W135
FCST SWX 6 HR: 11/1000Z NOT AVBL
FCST SWX 12 HR: 11/1600Z NOT AVBL
FCST SWX 18 HR: 11/2200Z NOT AVBL
FCST SWX 24 HR: 12/0400Z NOT AVBL
RMK: SWX EVENT (IONOSPHERIC DISTURBANCE) INPR POSSIBLY
IMPACTING GNSS PER. COULD LEAD TO DEGRADATION OF TIMING
AND POSITIONING PER. INTST MAY VARY ACROSS THE REGION AND
WITH TIME BUT GENERALLY STRONGER ON THE DAYSIDE.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0625Z=