[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (41nT) IN MAGNETOMETER DATA 01 06 25 0543UT issued 0558 UT on 01 Jun 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

WEAK SUDDEN IMPULSE DETECTED (41nT) IN MAGNETOMETER DATA 01 06 25 0543UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    239.0      277.1       38.1
Darwin_(GA)                    nT    137.1      177.8       40.8
Darwin                         nT     30.4       72.0       41.5
Townsville_(GA)                nT   -647.7     -600.9       46.8
Townsville                     nT   -810.6     -765.9       44.7
Townsville_(ICSWSE/BOM)        nT     39.8       85.1       45.3
Learmonth_(GA)                 nT    284.6      333.6       49.0
Canberra_(GA)                  nT   -210.5     -172.5       38.0
Hobart                         nT   -645.1     -619.5       25.7

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au