Geomagnetic activity forecast in Boston
Yesterday
Tomorrow
Geomagnetic storm forecast in Boston in the next 24 hours
possible geomagnetic storm — level G1.7 (Kp = 5.67)
Geomagnetic storm forecast for 3 days
Geomagnetic index Kp forecast from Jul 02, 2026 to Jul 04, 2026 for mid latitudes
Location — Boston (geographic coordinates — 42.24 N -71.03 W | time zone UTC-04 - summer time)

This chart in PNG format — high resolution
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Probability of geomagnetic storms for 3 days
Estimeted probability for Earth's magnetosphere state for 3 days.
Information is provided for mid latitudes for time zone UTC+00
02.07.2026
03.07.2026
04.07.2026
3-day forecast for Ap and F10.7 indices
Estimated values of Ap and F10.7 indices for 3 days for time zone UTC+00
| 02.07.2026 | 03.07.2026 | 04.07.2026 | |
|---|---|---|---|
| Ap | 12 | 25 | 20 |
| F10.7 | 205 | 200 | 195 |
Geomagnetic storm forecast for a month
Forecast of the daily maximal value of geomagnetic index Kp for 1 month (31 days)
Information is provided for mid latitudes (time zone UTC-04)

This chart in PNG format — high resolution
API data: JSON or TXT
