global-affair – Seite 19 – Global-Affair.net

2026-09-27

Nevados de Chillán Volcanic Ash Advisory: weak ash emissions as of 27 Sep 2026, 09:10 UTC

Weak volcanic ash emissions were reported at Nevados de Chillán as of 09:10 UTC on 27 September 2026, but no ash cloud was identifiable in satellite data. No further advisories are expected unless conditions change.
Original VAAC bulletin:

FVAG01 at 09:45 UTC, 27/09/26 from SABM
VA ADVISORY
DTG: 20260927/0945Z

VAAC: BUENOS AIRES

VOLCANO: NEVADOS DE CHILLAN 357070
PSN: S3651 W07122

AREA: CHILE

SUMMIT ELEV: 10538 FT [3212 M]

ADVISORY NR: 2026/004

INFO SOURCE: SVO. GOES-E.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: WEAK VA EMS

OBS VA DTG: 27/0910Z

OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA

FCST VA CLD +6 HR: 27/1510Z NO VA EXP

FCST VA CLD +12 HR: 27/2110Z NO VA EXP

FCST VA CLD +18 HR: 28/0310Z NO VA EXP

RMK: ALTHOUGHT SVO INFORMED VA EMS DETECTED THERE
IS NO INDICATION OF VA IN STLT IMAGERY. WE WILL
CONTINUE MONITORING AND ISSUE AN ADVISORY IF
NECESSARY. ...SMN

NXT ADVISORY: NO FURTHER ADVISORIES=

2026-09-27

Green notification for tropical cyclone RACHEL-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0 (0 in Tropical Storm).

From 27/09/2026 to 27/09/2026, a Tropical Storm (maximum wind speed of 157 km/h) RACHEL-26 was active in Atlantic. The cyclone affects these countries: Mexico (vulnerability Medium). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 0 (0 in tropical storm).

2026-09-27

Green notification for tropical cyclone EIGHTEEN-E-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0 (0 in Tropical Storm).

From 27/09/2026 to 27/09/2026, a Tropical Depression (maximum wind speed of 148 km/h) EIGHTEEN-E-26 was active in Atlantic. The cyclone affects these countries: Mexico (vulnerability Medium). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 0 (0 in tropical storm).

2026-09-27

Green notification for tropical cyclone RACHEL-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0 (0 in Tropical Storm).

2026-09-27

Semeru Volcanic Ash Advisory: ash plume observed as of 27 Sep 2026, 02:00 UTC

An ash plume from Semeru was observed on webcam at 02:00 UTC on 27 September 2026, moving southeast. Forecasts indicate continued movement, but the ash was not identifiable on the latest satellite imagery.
Original VAAC bulletin:

FVAU02 at 05:18 UTC, 27/09/26 from ADRM
VA ADVISORY
DTG: 20260927/0520Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/1106
INFO SOURCE: HIMAWARI-9, CVGHM, WEBCAM
ERUPTION DETAILS: VA OBS ON WEBCAM AT 27/0200Z MOV SE
EST VA DTG: 27/0500Z
EST VA CLD: SFC/FL150 S0806 E11251 - S0802 E11255 - S0819
 E11324 - S0833 E11324 - S0836 E11312 MOV SE 10KT
FCST VA CLD +6 HR: 27/1100Z SFC/FL150 S0808 E11252 - S0802
 E11253 - S0758 E11319 - S0811 E11324 - S0822 E11317
FCST VA CLD +12 HR: 27/1700Z SFC/FL150 S0807 E11251 - S0800
 E11254 - S0801 E11320 - S0821 E11323 - S0826 E11306
FCST VA CLD +18 HR: 27/2300Z SFC/FL150 S0806 E11251 - S0801
 E11255 - S0806 E11324 - S0827 E11324 - S0832 E11304
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY. GROUND
 REPORTS INDICATE INTERMITTENT ERUPTIONS ARE ONGOING. HEIGHT
 AND MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
 MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260927/1120Z=