Northern lights in Iowa are rare: this far south they need a strong geomagnetic storm of Kp 7 or more. Of the 2 locations AuroraMe tracks in Iowa, Cedar Rapids has the best chance; others need up to Kp 8.
Cities Covered
2
Magnetic Latitude Range
51.0°–51.4° MLAT
Required Kp Index
Kp 7.0–8.0
Unlikely
Best chance in Iowa tonight: Cedar Rapids
AuroraMe watches Kp, clouds and darkness windows so you know when to go outside.
Kp Requirements by Location
Cedar Rapids
51.4° MLAT
Kp 7.0+ Horizon
Kp 8.0+ Optimal
Kp 9.0+ Bright
Des Moines
51.0° MLAT
Kp 8.0+ Horizon
Kp 9.0+ Optimal
Visible on horizon
Clearly visible
Bright overhead
Aurora Status by City
Best Viewing Season in Iowa
Geographic Advantages
Mean astronomical darkness at Cedar Rapids, Dec–Feb 10.3–11.5 hours
Peak Aurora Months
Estimates for Cedar Rapids
October 0.07 clear nights, 55.1% cloud
November 0.06 clear nights, 59.8% cloud
March 0.04 clear nights, 64% cloud
Frequently Asked Questions
Can you see the northern lights in Iowa?
Yes, Iowa offers aurora viewing opportunities. Cities like Cedar Rapids (MLAT 51.4°) can see aurora at Kp 7.0+, while southern locations need Kp 8.0+. Best viewing is September–April during dark, clear nights.
Learn More About the Northern Lights
Use the aurora borealis forecast, check northern lights tonight, or open the live aurora map and Kp tracker.
