Location forecast
Aurora forecast for San Juan, Puerto Rico
Live viewing forecast tuned to your latitude (18.47°N).
Current Kp
Kp Needed Here
3-Hr Forecast
OVATION Peak
Geomagnetic Storm Level
Solar Activity
Solar Wind Speed
IMF Bz
View Direction
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Live aurora data →Mean visibility probability, northern hemisphere (≥ 45° N)
🔍 Forecast Analytics & Empirical Reasoning
3-Day outlook
NOAA Kp forecastNearby aurora forecasts
Live aurora conditions for locations near San Juan, Puerto Rico.
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🌌 Broader Cosmic Context
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Tonight's Sky Over San Juan, Puerto Rico
San Juan, Puerto Rico's current space weather picture, updated from real NOAA and Open-Meteo data.
Current Environmental Conditions
The current planetary Kp index reads an unavailable value right now and the Moon at 89% illumination (Waxing Gibbous).
Why This Happens
With Kp currently at a quiet baseline, Earth's magnetosphere is in a relatively calm state — the aurora oval sits closer to the poles than it does during active storms.
Observation & Gear Tips
Conditions are moderate — check the live hourly cloud forecast above for the clearest window tonight. A bright Moon like tonight's will wash out fainter details, so it's worth timing your session around moonset if possible.
Keep Exploring
Conditions like these change by the hour — check back for updated real-time readings, or explore related space weather data for San Juan, Puerto Rico using the links below.