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Solar wind — October 28, 2025

October 28, 2025
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Solar wind parameters

Solar wind speed

435 km/s normal (average for 24 hours)
Solar wind speed for October 27 and 28, 2025, according to data from the ACE spacecraft Solar wind speed for October 27 and 28, 2025.
Solar wind speed
PNG API: JSON | TXT

Solar wind density

7 cm-3 increased (average for 24 hours)
Solar wind density for October 27 and 28, 2025, according to data from the ACE spacecraft Solar wind density for October 27 and 28, 2025.
Solar wind density
PNG API: JSON | TXT

Solar wind temperature

155 000 K increased (average for 24 hours)
Solar wind temperature for October 27 and 28, 2025, according to data from the ACE spacecraft Solar wind temperature for October 27 and 28, 2025.
Solar wind temperature
PNG API: JSON | TXT

Solar wind magnetic field induction

10 nT increased (average for 24 hours)
Solar wind magnetic field induction for October 27 and 28, 2025, according to data from the ACE spacecraft Solar wind magnetic field induction for October 27 and 28, 2025.
Solar wind magnetic field induction
PNG API: JSON | TXT

The Bz component of the solar wind magnetic field

−1.3 nT negative (average for 24 hours)
The Bz component of the solar wind magnetic field for October 27 and 28, 2025, according to data from the ACE spacecraft. A negative, blue Bz value (southern direction of the field) promotes the development of magnetic storms and northern lights. The Bz component of the solar wind magnetic field for October 27 and 28, 2025.
The Bz component of the solar wind magnetic field
PNG API: JSON | TXT