🔥 Trending Northern Lights Forecast: Where to See the Aurora Borealis Tonight

The Northern Lights (Aurora Borealis) could be visible across parts of the United States tonight, July 22, 2026, due to a G1 geomagnetic storm ⁸. However, several factors determine visibility, including your location, the strength of the storm, and local conditions like cloud cover and light pollution.

Current Aurora Forecast and Geomagnetic Activity

As of July 22, 2026, a G1 geomagnetic storm is underway, driven by solar wind emanating from a large coronal hole ⁸. Some models even suggest a possible upgrade to a G2 storm, which would further enhance aurora visibility ⁸.

The strength of the aurora is primarily measured by the Kp index, which ranges from 0 to 9. Higher Kp values indicate stronger geomagnetic activity and a greater chance of seeing the aurora further south. Real-time Kp index and other space weather data are available from various forecasting services ¹²³⁵⁷.

Where the Northern Lights Might Be Visible Tonight

The current geomagnetic storm has the potential to make the Northern Lights visible in up to 10 U.S. states tonight ⁸. While specific state predictions can vary, generally, areas at higher latitudes will have the best chance.

Based on typical aurora visibility during G1 storms, states that might experience aurora activity include:

• Northern Tier States: States bordering Canada, such as Washington, Montana, North Dakota, Minnesota, Wisconsin, Michigan, New York, Vermont, New Hampshire, and Maine, generally have the highest probability ⁸.
• Lower Latitude Visibility: During stronger G1 or G2 storms, the aurora can sometimes be seen from states slightly further south, though it will likely be fainter and closer to the northern horizon.

For precise, localized forecasts, you should check real-time aurora tracking websites that use NOAA data ¹²³⁵⁷. These sites often provide interactive maps and local forecasts where you can enter your city or town to see specific predictions, including cloud conditions, sunrise/sunset times, and moon illumination ¹⁴.

For example, if you are in Washington State, specific tools can combine geomagnetic activity, cloud cover, and darkness to give a "live aurora verdict" and suggest dark-sky spots near cities like Seattle ⁶.

Key Factors Affecting Visibility

Even with a geomagnetic storm, several conditions must align for you to see the Northern Lights:

1. Geomagnetic Activity (Kp Index)

The Kp index is crucial. A Kp index of 3 or higher generally indicates a chance for aurora visibility from mid-latitudes, while higher values (e.g., Kp 5 for a G1 storm) extend visibility further south ¹²³.

2. Darkness

July's shortened summer nights significantly narrow the window for aurora viewing, especially in northern regions ⁸. You'll need to be out during the darkest hours, typically between 11 PM and 3 AM local time. Check local sunrise and sunset times ⁴.

3. Clear Skies

Cloud cover is a major impediment. Even if the aurora is active, thick clouds will block your view. Local forecasts often include cloud conditions ⁴.

4. Minimal Light Pollution

City lights can easily wash out the faint glow of the aurora. To maximize your chances, travel away from urban areas to a dark-sky location. Look for areas designated as dark-sky preserves or simply rural spots far from major towns.

5. Moon Phase

Tonight, a first-quarter moon is present, which will also narrow the viewing window slightly due to its brightness ⁸. While not as impactful as a full moon, it adds to the light in the sky.

How to Check Real-Time Forecasts

To get the most up-to-date information for your specific location, consult the following types of resources:

• Aurora Forecast Websites/Apps: Many platforms provide real-time Kp index, solar wind data, and aurora probability predictions ¹²³⁵. Some even offer interactive maps ¹.
• Space Weather Dashboards: These provide detailed information on solar wind speed, Bz field, and geomagnetic storm alerts ²⁷.
• Local Aurora Forecasts: Some sites allow you to enter your specific location to get a tailored forecast, including cloud cover and darkness information ⁴⁶.

By combining these factors and using real-time tracking tools, you can significantly increase your chances of witnessing the Northern Lights tonight.