Forecast of the auroral oval boundaries for the next hour www.spaceweather.ru Space Research Institute RAS, Moscow iki.cosmos.ru Forecast for: UT 08:00-09:00, 17.06.2025 MSK 11:00-12:00, 17.06.2025 Poleward boundary of the auroral oval Magnetic local time: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Geomagnetic latitude, degrees: 71 72 72 73 74 74 74 74 74 75 75 76 76 76 75 75 74 74 74 74 73 73 72 72 Equatorward boundary of the auroral oval Magnetic local time: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Geomagnetic latitude, degrees: 64 64 64 65 66 67 68 69 71 72 73 73 74 74 74 73 72 72 70 69 68 66 65 65 Equatorward boundary of the diffuse aurora Magnetic local time: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Geomagnetic latitude, degrees: 62 62 62 62 63 63 64 64 64 65 66 66 67 68 68 69 68 68 67 66 65 64 63 62 Current AL index: -138 AL index is estimated on the basis of real-time DSCOVR magnetic field and solar wind speed Updated at: UT 07:05, 17.06.2025 MSK 10:05, 17.06.2025 Questions, comments and suggestions are welcomed at Anatoli Petrukovich, a.petrukovich@cosmos.ru Tatiana Podladchikova, t.podladchikova@skoltech.ru