FNXX02 EFLK 201739
SWX ADVISORY
DTG:              20260120/1739Z
SWXC:             PECASUS
SWX EFFECT:       HF COM
ADVISORY NR:      2026/31
NR RPLC:          2026/29
OBS SWX:          20/1732Z SEV EQS EQN MNH MSH W180 - E180
FCST SWX +6 HR:   21/0000Z SEV EQS EQN MNH MSH W180 - E180
FCST SWX +12 HR:  21/0600Z NOT AVBL
FCST SWX +18 HR:  21/1200Z NOT AVBL
FCST SWX +24 HR:  21/1800Z NOT AVBL
RMK:              SPACE WEATHER EVENT (MAXIMUM USABLE
FREQUENCY DEPRESSION) IS IN PROGRESS. IMPACT ON HIGHER
HF COM FREQUENCY BANDS EXPECTED.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/2332Z=

FNXX01 EFKL 201549
SWX ADVISORY
DTG:              20260120/1549Z
SWXC:             PECASUS
SWX EFFECT:       GNSS
ADVISORY NR:      2026/39
OBS SWX:          20/1542Z SEV N55 E055 - N85 E055 -
N85 E005 - N55 E005 - N55 E055
FCST SWX +6 HR:   20/2200Z NOT AVBL
FCST SWX +12 HR:  21/0400Z NOT AVBL
FCST SWX +18 HR:  21/1000Z NOT AVBL
FCST SWX +24 HR:  21/1600Z NOT AVBL
RMK:              SPACE WEATHER EVENT (IONOSPHERIC
SCINTILLATION) IN PROGRESS. IMPACT ON GNSS PERFORMANCE
POSSIBLY LEADING TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION
OF TIMING AND POSITIONING PERFORMANCE.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/2142Z=

FNXX01 EFKL 201536
SWX ADVISORY
DTG:              20260120/1536Z
SWXC:             PECASUS
SWX EFFECT:       GNSS
ADVISORY NR:      2026/38
NR RPLC:          2026/37
OBS SWX:          20/1517Z NO SWX EXP
FCST SWX +6 HR:   20/2200Z NOT AVBL
FCST SWX +12 HR:  21/0400Z NOT AVBL
FCST SWX +18 HR:  21/1000Z NOT AVBL
FCST SWX +24 HR:  21/1600Z NOT AVBL
RMK:              SPACE WEATHER EVENT (IONOSPHERIC
SCINTILLATION) HAS ENDED.
NXT ADVISORY:     NO FURTHER ADVISORIES=

FNXX02 EFLK 201353
SWX ADVISORY
DTG:              20260120/1353Z
SWXC:             PECASUS
SWX EFFECT:       HF COM
ADVISORY NR:      2026/30
NR RPLC:          2026/28
OBS SWX:          20/1343Z SEV N55 E180 - N90 E180 -
N90 W180 - N55 W180 - N55 E180 SEV S90 E180 - S50 E180 -
S50 W180 - S90 W180 - S90 E180
FCST SWX +6 HR:   20/2000Z SEV N55 E180 - N90 E180 -
N90 W180 - N55 W180 - N55 E180 SEV S90 E180 - S50 E180 -
S50 W180 - S90 W180 - S90 E180
FCST SWX +12 HR:  21/0200Z NOT AVBL
FCST SWX +18 HR:  21/0800Z NOT AVBL
FCST SWX +24 HR:  21/1400Z NOT AVBL
RMK:              EVENT UPDATE. SPACE WEATHER EVENT (HF COM
POLAR CAP ABSORPTION AND AURORAL ABSORPTION) IN PROGRESS.
IMPACT ON LOWER HF COM FREQUENCY BANDS EXPECTED AT HIGH
LATITUDES.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/1943Z=

FNXX02 EFKL 201207
SWX ADVISORY
DTG:              20260120/1207Z
SWXC:             PECASUS
SWX EFFECT:       HF COM
ADVISORY NR:      2026/29
NR RPLC:          2026/27
OBS SWX:          20/1157Z SEV HNH HSH EQS EQN MNH MSH
E070 - E015
FCST SWX +6 HR:   20/1800Z NOT AVBL
FCST SWX +12 HR:  21/0000Z NOT AVBL
FCST SWX +18 HR:  21/0600Z NOT AVBL
FCST SWX +24 HR:  21/1200Z NOT AVBL
RMK:              SPACE WEATHER EVENT (MAXIMUM USABLE
FREQUENCY DEPRESSION) IS IN PROGRESS. IMPACT ON HIGHER
HF COM FREQUENCY BANDS EXPECTED.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/1757Z=

FNXX01 EFKL 200947
SWX ADVISORY
DTG:              20260120/0947Z
SWXC:             PECASUS
SWX EFFECT:       GNSS
ADVISORY NR:      2026/37
OBS SWX:          20/0939Z SEV N60 E045 - N75 E045 -
N75 E010 - N60 E010 - N60 E045
FCST SWX +6 HR:   20/1600Z NOT AVBL
FCST SWX +12 HR:  20/2200Z NOT AVBL
FCST SWX +18 HR:  21/0400Z NOT AVBL
FCST SWX +24 HR:  21/1000Z NOT AVBL
RMK:              SPACE WEATHER EVENT (IONOSPHERIC
SCINTILLATION) IN PROGRESS. IMPACT ON GNSS PERFORMANCE
POSSIBLY LEADING TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION
OF TIMING AND POSITIONING PERFORMANCE.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/1539Z=

FNXX02 EFKL 200845
SWX ADVISORY
DTG:              20260120/0845Z
SWXC:             PECASUS
SWX EFFECT:       HF COM
ADVISORY NR:      2026/28
NR RPLC:          2026/24
OBS SWX:          20/0805Z SEV N55 E180 - N90 E180 -
N90 W180 - N55 W180 - N55 E180 SEV S90 E180 - S50 E180 -
S50 W180 - S90 W180 - S90 E180
FCST SWX +6 HR:   20/1500Z SEV N55 E180 - N90 E180 -
N90 W180 - N55 W180 - N55 E180 SEV S90 E180 - S50 E180 -
S50 W180 - S90 W180 - S90 E180
FCST SWX +12 HR:  20/2100Z NOT AVBL
FCST SWX +18 HR:  21/0300Z NOT AVBL
FCST SWX +24 HR:  21/0900Z NOT AVBL
RMK:              EVENT UPDATE. SPACE WEATHER EVENT (HF COM
POLAR CAP ABSORPTION) IN PROGRESS. IMPACT ON LOWER HF COM
FREQUENCY BANDS EXPECTED AT HIGH LATITUDES.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/1405Z=

FNXX02 YMMC 200643
SWX ADVISORY
DTG:              20260120/0643Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/27
OBS SWX:          20/0626Z SEV EQN EQS E045-E150 SEV HNH HSH E000-
W000
FCST SWX +6 HR:   20/1300Z NO SWX EXP
FCST SWX +12 HR:  20/1900Z NO SWX EXP
FCST SWX +18 HR:  21/0100Z NO SWX EXP
FCST SWX +24 HR:  21/0700Z NO SWX EXP
RMK:              SWX EVENT (MAX USABLE FREQ DEPRESSION) INPR ON HYR
HF COM FREQS.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/1230Z=

FNXX02 YMMC 200541
SWX ADVISORY
DTG:              20260120/0530Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/26
NR RPLC:          2026/25
OBS SWX:          20/0526Z NO SWX EXP
FCST SWX +6 HR:   20/1200Z NO SWX EXP
FCST SWX +12 HR:  20/1800Z NO SWX EXP
FCST SWX +18 HR:  21/0000Z NO SWX EXP
FCST SWX +24 HR:  21/0600Z NO SWX EXP
RMK:              EVENT UPDATE. END OF HF COM (MAX USABLE FREQ
DEPRESSION) EVENT
NXT ADVISORY:     NO FURTHER ADVISORIES=

FNXX02 YMMC 200324
SWX ADVISORY
DTG:              20260120/0324Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/25
NR RPLC:          2026/23
OBS SWX:          20/0316Z MOD HNH MNH EQN EQS E000-W120
FCST SWX +6 HR:   20/1000Z NO SWX EXP
FCST SWX +12 HR:  20/1600Z NO SWX EXP
FCST SWX +18 HR:  20/2200Z NO SWX EXP
FCST SWX +24 HR:  21/0400Z 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 20260120/0920Z=

FNXX02 YMMC 200238
SWX ADVISORY
DTG:              20260120/0230Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/24
NR RPLC:          2026/22
OBS SWX:          20/0238Z MOD S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180
FCST SWX +6 HR:   20/0900Z MOD S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180
FCST SWX +12 HR:  20/1500Z MOD S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180
FCST SWX +18 HR:  20/2100Z NO SWX EXP
FCST SWX +24 HR:  21/0300Z NO SWX EXP
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 20260120/0805Z=

FNXX01 LFPW 200218
SWX ADVISORY
DTG: 20260120/0209Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/36
NR RPLC: 2026/35
OBS SWX: 20/0130Z NO SWX EXP
FCST SWX +6 HR: 20/0800Z NO SWX EXP
FCST SWX +12 HR: 20/1400Z NO SWX EXP
FCST SWX +18 HR: 20/2000Z NO SWX EXP
FCST SWX +24 HR: 21/0200Z NO SWX EXP
RMK: END OF GNSS (IONOSPHERIC DISTURBANCE) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES=

FNXX02 YMMC 200115
SWX ADVISORY
DTG:              20260120/0115Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/23
NR RPLC:          2026/21
OBS SWX:          20/0106Z MOD HNH MNH EQN EQS MSH HSH E000-W090
FCST SWX +6 HR:   20/0800Z NO SWX EXP
FCST SWX +12 HR:  20/1400Z NO SWX EXP
FCST SWX +18 HR:  20/2000Z NO SWX EXP
FCST SWX +24 HR:  21/0200Z 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 20260120/0710Z=

FNXX01 LFPW 200119
SWX ADVISORY
DTG: 20260120/0114Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/35
OBS SWX: 20/0045Z MOD S85 E100 - S85 E135 - S55 E135 - S55 E100 -
S85 E100
FCST SWX +6 HR: 20/0700Z NO SWX EXP
FCST SWX +12 HR: 20/1300Z NO SWX EXP
FCST SWX +18 HR: 20/1900Z NO SWX EXP
FCST SWX +24 HR: 21/0100Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO DEGRADATION OF TIMING AND POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0714Z=

FNXX01 LFPW 200014
SWX ADVISORY
DTG: 20260120/0009Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/34
NR RPLC: 2026/33
OBS SWX: 19/2330Z NO SWX EXP
FCST SWX +6 HR: 20/0600Z NO SWX EXP
FCST SWX +12 HR: 20/1200Z NO SWX EXP
FCST SWX +18 HR: 20/1800Z NO SWX EXP
FCST SWX +24 HR: 21/0000Z NO SWX EXP
RMK: END OF GNSS (IONOSPHERIC DISTURBANCE) EVENT
NXT ADVISORY: NO FURTHER ADVISORIES=

FNXX02 YMMC 192359
SWX ADVISORY
DTG:              20260119/2359Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/22
NR RPLC:          2026/20
OBS SWX:          19/2345Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 MOD S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +6 HR:   20/0600Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 MOD S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +12 HR:  20/1200Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 MOD S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +18 HR:  20/1800Z NO SWX EXP
FCST SWX +24 HR:  21/0000Z NO SWX EXP
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 20260120/0525Z=

FNXX01 LFPW 192355
SWX ADVISORY
DTG: 20260119/2349Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/33
NR RPLC: 2026/32
OBS SWX: 19/2325Z MOD N50 W125 - N50 W100 - N75 W100 - N75 W125 -
N50 W125
FCST SWX +6 HR: 20/0600Z NO SWX EXP
FCST SWX +12 HR: 20/1200Z NO SWX EXP
FCST SWX +18 HR: 20/1800Z NO SWX EXP
FCST SWX +24 HR: 21/0000Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO DEGRADATION OF TIMING AND POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0549Z=

FNXX01 LFPW 192326
SWX ADVISORY
DTG: 20260119/2314Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/32
NR RPLC: 2026/31
OBS SWX: 19/2245Z MOD S90 E115 - S90 E170 - S60 E170 - S60 E115 -
S90 E115 MOD N50 W125 - N50 W100 - N85 W100 - N85 W125 - N50 W125
FCST SWX +6 HR: 20/0500Z NO SWX EXP
FCST SWX +12 HR: 20/1100Z NO SWX EXP
FCST SWX +18 HR: 20/1700Z NO SWX EXP
FCST SWX +24 HR: 20/2300Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO DEGRADATION OF TIMING AND POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0514Z=

FNXX02 YMMC 192316
SWX ADVISORY
DTG:              20260119/2310Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/21
OBS SWX:          19/2306Z MOD EQS MSH HSH E165-W105
FCST SWX +6 HR:   20/0600Z NO SWX EXP
FCST SWX +12 HR:  20/1200Z NO SWX EXP
FCST SWX +18 HR:  20/1800Z NO SWX EXP
FCST SWX +24 HR:  21/0000Z NO SWX EXP
RMK:              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 20260120/0510Z=

FNXX01 LFPW 192256
SWX ADVISORY
DTG: 20260119/2253Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/31
NR RPLC: 2026/30
OBS SWX: 19/2220Z MOD S90 E115 - S90 W135 - S60 W135 - S60 E115 -
S90 E115 MOD N50 W125 - N50 W100 - N85 W100 - N85 W125 - N50 W125
FCST SWX +6 HR: 20/0500Z NO SWX EXP
FCST SWX +12 HR: 20/1100Z NO SWX EXP
FCST SWX +18 HR: 20/1700Z NO SWX EXP
FCST SWX +24 HR: 20/2300Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO DEGRADATION OF TIMING AND POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0453Z=

FNXX01 LFPW 192237
SWX ADVISORY
DTG: 20260119/2233Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/30
NR RPLC: 2026/29
OBS SWX: 19/2220Z SEV N40 W125 - N40 W100 - N65 W100 - N65 W125 -
N40 W125 MOD S90 E115 - S90 W135 - S65 W135 - S65 E115 - S90 E115
MOD N40 W140 - N40 W065 - N75 W065 - N75 W140 - N40 W140 MOD N55
W015 - N55 E060 - N90 E060 - N90 W015 - N55 W015
FCST SWX +6 HR: 20/0500Z NO SWX EXP
FCST SWX +12 HR: 20/1100Z NO SWX EXP
FCST SWX +18 HR: 20/1700Z NO SWX EXP
FCST SWX +24 HR: 20/2300Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION OF TIMING AND
POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0433Z=

FNXX01 LFPW 192147
SWX ADVISORY
DTG: 20260119/2143Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/29
NR RPLC: 2026/28
OBS SWX: 19/2130Z SEV N40 W165 - N40 W055 - N70 W055 - N70 W165 -
N40 W165 MOD N65 W040 - N65 E020 - N90 E020 - N90 W040 - N65 W040
FCST SWX +6 HR: 20/0400Z NO SWX EXP
FCST SWX +12 HR: 20/1000Z NO SWX EXP
FCST SWX +18 HR: 20/1600Z NO SWX EXP
FCST SWX +24 HR: 20/2200Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION OF TIMING AND
POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0343Z=

FNXX01 LFPW 192131
SWX ADVISORY
DTG: 20260119/2123Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/28
NR RPLC: 2026/27
OBS SWX: 19/2050Z MOD N45 W125 - N45 W080 - N70 W080 - N70 W125 -
N45 W125 MOD N65 W040 - N65 E080 - N90 E080 - N90 W040 - N65 W040
FCST SWX +6 HR: 20/0300Z NO SWX EXP
FCST SWX +12 HR: 20/0900Z NO SWX EXP
FCST SWX +18 HR: 20/1500Z NO SWX EXP
FCST SWX +24 HR: 20/2100Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO DEGRADATION OF TIMING AND POSITIONING PER. ISOL AREAS
OF SEV SCINTILLATION POSS.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0323Z=

FNXX01 LFPW 192107
SWX ADVISORY
DTG: 20260119/2103Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/27
NR RPLC: 2026/26
OBS SWX: 19/2050Z SEV N45 W105 - N45 W080 - N70 W080 - N70 W105 -
N45 W105 MOD N45 W045 - N45 W040 - N90 W040 - N90 W045 - N45 W045
FCST SWX +6 HR: 20/0300Z NO SWX EXP
FCST SWX +12 HR: 20/0900Z NO SWX EXP
FCST SWX +18 HR: 20/1500Z NO SWX EXP
FCST SWX +24 HR: 20/2100Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION OF TIMING AND
POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0303Z=

FNXX01 LFPW 192052
SWX ADVISORY
DTG: 20260119/2043Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/26
NR RPLC: 2026/25
OBS SWX: 19/2015Z SEV N45 W105 - N45 W085 - N70 W085 - N70 W105 -
N45 W105 MOD N45 W170 - N45 W005 - N90 W005 - N90 W170 - N45 W170
FCST SWX +6 HR: 20/0300Z NO SWX EXP
FCST SWX +12 HR: 20/0900Z NO SWX EXP
FCST SWX +18 HR: 20/1500Z NO SWX EXP
FCST SWX +24 HR: 20/2100Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION OF TIMING AND
POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0243Z=

FNXX01 LFPW 192028
SWX ADVISORY
DTG: 20260119/2023Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/25
NR RPLC: 2026/24
OBS SWX: 19/1950Z SEV N45 W105 - N45 W085 - N70 W085 - N70 W105 -
N45 W105 MOD N45 E045 - N45 W025 - N90 W025 - N90 E045 - N45 E045
FCST SWX +6 HR: 20/0200Z NO SWX EXP
FCST SWX +12 HR: 20/0800Z NO SWX EXP
FCST SWX +18 HR: 20/1400Z NO SWX EXP
FCST SWX +24 HR: 20/2000Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION OF TIMING AND
POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0223Z=

FNXX02 YMMC 192006
SWX ADVISORY
DTG:              20260119/2006Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/20
NR RPLC:          2026/19
OBS SWX:          19/1955Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +6 HR:   20/0200Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +12 HR:  20/0800Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +18 HR:  20/1400Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +24 HR:  20/2000Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
RMK:              EVENT UPDATE. SWX EVENT (HF COM ABSORPTION) INPR
IMPACTING LOWER HF COM FREQ BAND AT HIGH
LATITUDES.
NXT ADVISORY:     WILL BE ISSUED BY 20260120/0135Z=

FNXX01 LFPW 192007
SWX ADVISORY
DTG: 20260119/2003Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/24
NR RPLC: 2026/23
OBS SWX: 19/1950Z SEV N45 W140 - N45 W080 - N75 W080 - N75 W140 -
N45 W140 MOD N60 W055 - N60 E075 - N90 E075 - N90 W055 - N60 W055
FCST SWX +6 HR: 20/0200Z NO SWX EXP
FCST SWX +12 HR: 20/0800Z NO SWX EXP
FCST SWX +18 HR: 20/1400Z NO SWX EXP
FCST SWX +24 HR: 20/2000Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO LOSS OF GNSS SIGNALS AND/OR DEGRADATION OF TIMING AND
POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0203Z=

FNXX01 LFPW 191959
SWX ADVISORY
DTG: 20260119/1943Z
SWXC: ACFJ
SWX EFFECT: GNSS
ADVISORY NR: 2026/23
OBS SWX: 19/1915Z MOD N70 W045 - N70 E075 - N90 E075 - N90 W045 -
N70 W045
FCST SWX +6 HR: 20/0200Z NO SWX EXP
FCST SWX +12 HR: 20/0800Z NO SWX EXP
FCST SWX +18 HR: 20/1400Z NO SWX EXP
FCST SWX +24 HR: 20/2000Z NO SWX EXP
RMK: SWX EVENT (SCINTILLATION) INPR POSSIBLY IMPACTING GNSS PER.
COULD LEAD TO DEGRADATION OF TIMING AND POSITIONING PER.
NXT ADVISORY: WILL BE ISSUED BY 20260120/0143Z=

FNXX02 YMMC 191524
SWX ADVISORY
DTG:              20260119/1524Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/19
NR RPLC:          2026/18
OBS SWX:          19/1517Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +6 HR:   19/2200Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +12 HR:  20/0400Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +18 HR:  20/1000Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +24 HR:  20/1600Z SEV N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
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 20260119/2045Z=

FNXX02 YMMC 191127
SWX ADVISORY
DTG:              20260119/1127Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/18
NR RPLC:          2026/17
OBS SWX:          19/1118Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +6 HR:   19/1800Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 SEV S55 W180 - S90 W180 - S90 E180
- S55 E180 - S55 W180
FCST SWX +12 HR:  20/0000Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 - N50 W180 SEV S55 W180 - S90 W180
- S90 E180 - S55 E180 - S55 W180 - S55 W180
FCST SWX +18 HR:  20/0600Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 - N50 W180 SEV S55 W180 - S90 W180
- S90 E180 - S55 E180 - S55 W180 - S55 W180
FCST SWX +24 HR:  20/1200Z MOD N50 W180 - N50 E180 - N90 E180 - N90
W180 - N50 W180 - N50 W180 SEV S55 W180 - S90 W180
- S90 E180 - S55 E180 - S55 W180 - S55 W180
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 20260119/1645Z=

FNXX02 YMMC 191042
SWX ADVISORY
DTG:              20260119/1042Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/17
NR RPLC:          2026/16
OBS SWX:          19/1030Z SEV S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +6 HR:   19/1700Z SEV S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +12 HR:  19/2300Z SEV S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +18 HR:  20/0500Z SEV S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +24 HR:  20/1100Z SEV S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
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 20260119/1610Z=

FNXX02 YMMC 190529
SWX ADVISORY
DTG:              20260119/0529Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/16
OBS SWX:          19/0510Z MOD S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +6 HR:   19/1200Z MOD S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +12 HR:  19/1800Z MOD S55 W180 - S90 W180 - S90 E180 - S55
E180 - S55 W180 - S55 W180
FCST SWX +18 HR:  20/0000Z NO SWX EXP
FCST SWX +24 HR:  20/0600Z NO SWX EXP
RMK:              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 20260119/1050Z=
FNXX02 YMMC 181951
SWX ADVISORY
DTG:              20260118/1949Z
SWXC:             ACFJ
SWX EFFECT:       HF COM
ADVISORY NR:      2026/15
NR RPLC:          2026/14
OBS SWX:          18/1945Z NO SWX EXP
FCST SWX +6 HR:   19/0200Z NOT AVBL
FCST SWX +12 HR:  19/0800Z NOT AVBL
FCST SWX +18 HR:  19/1400Z NOT AVBL
FCST SWX +24 HR:  19/2000Z NOT AVBL
RMK:              EVENT UPDATE. END OF HF COM (SOLAR FLARE) EVENT.
NXT ADVISORY:     NO FURTHER ADVISORIES=
