SWX ADVISORY
DTG: 20240511/0318Z
SWXC: ACFJ
ADVISORY NR: 2024/112
NR RPLC: 2024/109
SWX EFFECT: HF COM MOD
OBS SWX: 11/0303Z NO SWX EXP
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: EVENT UPDATE. END OF HF COM (SOLAR FLARE) EVENT.
NXT ADVISORY: NO FURTHER ADVISORIES =

SWX ADVISORY
DTG: 20240511/0309Z
SWXC: ACFJ
ADVISORY NR: 2024/110
NR RPLC: 2024/106
SWX EFFECT: HF COM MOD
OBS SWX: 11/0252Z HNH MNH EQN E000 - W165
FCST SWX 6 HR: 11/0900Z NO SWX EXP
FCST SWX 12 HR: 11/1500Z NO SWX EXP
FCST SWX 18 HR: 11/2100Z NO SWX EXP
FCST SWX 24 HR: 12/0300Z NO SWX EXP
RMK: EVENT UPDATE. SWX EVENT (MAX USABLE FREQ
DEPRESSION) INPR ON HYR HF COM FREQS. ISOL AREAS
OF SEV HF COM DEPRESSION POSS.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0900Z=

SWX ADVISORY
DTG: 20240511/0307Z
SWXC: ACFJ
ADVISORY NR: 2024/109
SWX EFFECT: HF COM MOD
OBS SWX: 11/0256Z DAYLIGHT SIDE
FCST SWX 6 HR: 11/0900Z NOT AVBL
FCST SWX 12 HR: 11/1500Z NOT AVBL
FCST SWX 18 HR: 11/2100Z NOT AVBL
FCST SWX 24 HR: 12/0300Z NOT AVBL
RMK: SWX EVENT (SOLAR FLARE) INPR IMPACTING LOWER HF
COM FREQ BAND ON THE DAYLIGHT SIDE. FURTHER
PERIODIC LOSS OF HF COM ON THE DAYSIDE EXPECTED.
HIGHER FREQ MAY BE LESS IMPACTED.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0900Z=

SWX ADVISORY
DTG: 20240511/0224Z
SWXC: ACFJ
ADVISORY NR: 2024/108
NR RPLC: 2024/107
SWX EFFECT: HF COM MOD
OBS SWX: 11/0217Z NO SWX EXP
FCST SWX 6 HR: 11/0900Z NOT AVBL
FCST SWX 12 HR: 11/1500Z NOT AVBL
FCST SWX 18 HR: 11/2100Z NOT AVBL
FCST SWX 24 HR: 12/0300Z NOT AVBL
RMK: EVENT UPDATE. END OF HF COM (SOLAR FLARE) EVENT.
NXT ADVISORY: NO FURTHER ADVISORIES =

SWX ADVISORY
DTG: 20240511/0124Z
SWXC: ACFJ
ADVISORY NR: 2024/107
SWX EFFECT: HF COM MOD
OBS SWX: 11/0116Z DAYLIGHT SIDE
FCST SWX 6 HR: 11/0800Z NOT AVBL
FCST SWX 12 HR: 11/1400Z NOT AVBL
FCST SWX 18 HR: 11/2000Z NOT AVBL
FCST SWX 24 HR: 12/0200Z NOT AVBL
RMK: SWX EVENT (SOLAR FLARE) INPR IMPACTING LOWER HF
COM FREQ BAND ON THE DAYLIGHT SIDE. FURTHER
PERIODIC LOSS OF HF COM ON THE DAYSIDE EXPECTED.
HIGHER FREQ MAY BE LESS IMPACTED.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0722Z=

SWX ADVISORY
DTG: 20240511/0115Z
SWXC: ACFJ
ADVISORY NR: 2024/208
NR RPLC: 2024/207
SWX EFFECT: GNSS MOD
OBS SWX: 11/0055Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/0700Z NOT AVBL
FCST SWX 12 HR: 11/1300Z NOT AVBL
FCST SWX 18 HR: 11/1900Z NOT AVBL
FCST SWX 24 HR: 12/0100Z 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 20240511/0715Z=

SWX ADVISORY
DTG: 20240511/0054Z
SWXC: ACFJ
ADVISORY NR: 2024/106
SWX EFFECT: HF COM SEV
OBS SWX: 11/0042Z EQS MSH HSH E000 - E000
FCST SWX 6 HR: 11/0700Z NO SWX EXP
FCST SWX 12 HR: 11/1300Z NO SWX EXP
FCST SWX 18 HR: 11/1900Z NO SWX EXP
FCST SWX 24 HR: 12/0100Z NO SWX EXP
RMK: SWX EVENT (MAX USABLE FREQ DEPRESSION) INPR ON HYR
HF COM FREQS.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0650Z=

SWX ADVISORY
DTG: 20240510/2355Z
SWXC: ACFJ
ADVISORY NR: 2024/207
NR RPLC: 2024/206
SWX EFFECT: GNSS SEV
OBS SWX: 10/2345Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/0600Z NOT AVBL
FCST SWX 12 HR: 11/1200Z NOT AVBL
FCST SWX 18 HR: 11/1800Z NOT AVBL
FCST SWX 24 HR: 12/0000Z NOT AVBL
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING
GNSS PER. COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR
DEGRADATION OF TIMING AND POSITIONING PER. INTST GENERALLY
STRONGER ON THE NIGHTSIDE. COULD EXTEND TO MIDDLE LATITUDES.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0555Z=

SWX ADVISORY
DTG: 20240510/2330Z
SWXC: ACFJ
ADVISORY NR: 2024/206
NR RPLC: 2024/203
SWX EFFECT: GNSS MOD
OBS SWX: 10/2300Z HNH HSH W180 - E180
FCST SWX 6 HR: 11/0500Z NOT AVBL
FCST SWX 12 HR: 11/1100Z NOT AVBL
FCST SWX 18 HR: 11/1700Z NOT AVBL
FCST SWX 24 HR: 11/2300Z 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 20240511/0530Z=

SWX ADVISORY
DTG: 20240510/2345Z
SWXC: ACFJ
ADVISORY NR: 2024/205
NR RPLC: 2024/204
SWX EFFECT: GNSS MOD
OBS SWX: 10/2315Z NO SWX EXP
FCST SWX 6 HR: 11/0600Z NOT AVBL
FCST SWX 12 HR: 11/1200Z NOT AVBL
FCST SWX 18 HR: 11/1800Z NOT AVBL
FCST SWX 24 HR: 12/0000Z NOT AVBL
RMK: END OF GNSS (SCINTILLATION) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES=

SWX ADVISORY
DTG: 20240510/2343Z
SWXC: ACFJ
ADVISORY NR: 2024/105
NR RPLC: 2024/102
SWX EFFECT: HF COM MOD
OBS SWX: 10/2332Z NO SWX EXP
FCST SWX 6 HR: 11/0600Z NO SWX EXP
FCST SWX 12 HR: 11/1200Z NO SWX EXP
FCST SWX 18 HR: 11/1800Z NO SWX EXP
FCST SWX 24 HR: 12/0000Z NO SWX EXP
RMK: EVENT UPDATE. END OF HF COM (MAX USABLE FREQ
DEPRESSION) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES =

SWX ADVISORY
DTG: 20240510/2315Z
SWXC: ACFJ
ADVISORY NR: 2024/204
SWX EFFECT: GNSS MOD
OBS SWX: 10/2245Z EQN EQS W090 - E015
FCST SWX 6 HR: 11/0500Z NOT AVBL
FCST SWX 12 HR: 11/1100Z NOT AVBL
FCST SWX 18 HR: 11/1700Z NOT AVBL
FCST SWX 24 HR: 11/2300Z 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.
NXT ADVISORY: WILL BE ISSUED BY 20240511/0515Z=