Aurora Forecast Calendar

See the next month of aurora activity and moon phases.

Long-term aurora forecast calendar with daily Kp index estimates, moon phases, and activity levels.
MonTueWedThuFriSatSun
Saturday, June 13, 2026. Today. Moderate aurora activity. Estimated Kp index 4.4. Waning crescent, 4% illumination
Sunday, June 14, 2026. Low aurora activity. Estimated Kp index 3.6. New moon, 1% illumination
Monday, June 15, 2026. Low aurora activity. Estimated Kp index 2.6. New moon, 0% illumination
Tuesday, June 16, 2026. No aurora activity. Estimated Kp index 1.7. New moon, 3% illumination
Wednesday, June 17, 2026. Low aurora activity. Estimated Kp index 2.1. Waxing crescent, 8% illumination
Thursday, June 18, 2026. No aurora activity. Estimated Kp index 1.7. Waxing crescent, 16% illumination
Friday, June 19, 2026. No aurora activity. Estimated Kp index 1.3. Waxing crescent, 25% illumination
Saturday, June 20, 2026. No aurora activity. Estimated Kp index 1.3. First quarter, 35% illumination
Sunday, June 21, 2026. Low aurora activity. Estimated Kp index 2.1. First quarter, 46% illumination
Monday, June 22, 2026. Low aurora activity. Estimated Kp index 2.1. First quarter, 56% illumination
Tuesday, June 23, 2026. Low aurora activity. Estimated Kp index 2.4. First quarter, 66% illumination
Wednesday, June 24, 2026. Low aurora activity. Estimated Kp index 3.0. Waxing gibbous, 75% illumination
Thursday, June 25, 2026. Low aurora activity. Estimated Kp index 3.0. Waxing gibbous, 83% illumination
Friday, June 26, 2026. Low aurora activity. Estimated Kp index 3.0. Waxing gibbous, 89% illumination
Saturday, June 27, 2026. Low aurora activity. Estimated Kp index 2.4. Waxing gibbous, 94% illumination
Sunday, June 28, 2026. Low aurora activity. Estimated Kp index 2.1. Full moon, 98% illumination
Monday, June 29, 2026. No aurora activity. Estimated Kp index 1.7. Full moon, 100% illumination
Tuesday, June 30, 2026. Low aurora activity. Estimated Kp index 2.1. Full moon, 100% illumination
Wednesday, July 1, 2026. No aurora activity. Estimated Kp index 1.3. Full moon, 98% illumination
Thursday, July 2, 2026. No aurora activity. Estimated Kp index 1.3. Waning gibbous, 94% illumination
Friday, July 3, 2026. Low aurora activity. Estimated Kp index 2.6. Waning gibbous, 89% illumination
Saturday, July 4, 2026. Low aurora activity. Estimated Kp index 2.1. Waning gibbous, 82% illumination
Sunday, July 5, 2026. Low aurora activity. Estimated Kp index 2.1. Waning gibbous, 74% illumination
Monday, July 6, 2026. No aurora activity. Estimated Kp index 1.3. Last quarter, 64% illumination
Tuesday, July 7, 2026. No aurora activity. Estimated Kp index 1.3. Last quarter, 54% illumination
Wednesday, July 8, 2026. Low aurora activity. Estimated Kp index 2.6. Last quarter, 43% illumination
Thursday, July 9, 2026. Low aurora activity. Estimated Kp index 2.1. Last quarter, 32% illumination
Friday, July 10, 2026. No aurora activity. Estimated Kp index 1.7. Waning crescent, 21% illumination
Saturday, July 11, 2026. No aurora activity. Estimated Kp index 1.7. Waning crescent, 12% illumination
Sunday, July 12, 2026. Low aurora activity. Estimated Kp index 2.1. Waning crescent, 6% illumination
Monday, July 13, 2026. Low aurora activity. Estimated Kp index 2.1. New moon, 1% illumination
LowAurora ActivityHigh