[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (19nT) IN MAGNETOMETER DATA 03 04 26 1528UT issued 1549 UT on 03 Apr 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

WEAK SUDDEN IMPULSE DETECTED (19nT) IN MAGNETOMETER DATA 03 04 26 1528UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    207.6      223.5       15.9
Darwin_(GA)                    nT    114.6      132.0       17.4
Darwin                         nT     13.9       37.0       23.0
Townsville_(GA)                nT   -662.1     -642.4       19.7
Townsville                     nT   -889.4     -869.4       20.0
Townsville_(ICSWSE/BOM)        nT     74.8       94.2       19.4
Alice_Springs_(GA)             nT     38.5       58.6       20.1
Canberra_(GA)                  nT   -197.5     -180.6       16.9
Hobart                         nT   -760.7     -740.7       19.9

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